Abstract: An example smart implement includes a power takeoff connector, one or more sensors, a controller, and a communication unit. The power takeoff connector attaches the smart implement to a tractor. The one or more sensors generate implement data. The controller is configured to determine operating parameters based on the implement data from the one or more sensors. The communication unit is configured to communicate with the tractor.

Abstract: An autonomous travel system is provided with a location acquisition unit, an inertia measuring device, a travel control unit, an initialization control unit, and a condition setting unit. The location acquisition unit acquires a location of a work vehicle by using a satellite positioning system. The inertia measuring device detects an orientation of the work vehicle. The travel control unit causes the work vehicle to travel autonomously along a preset travel route. The initialization control unit carries out an initialization process for the inertia measuring device by obtaining the orientation of the work vehicle on the basis of a value acquired by the location acquisition unit during initialization travel in which the work vehicle travels straight in a predetermined direction.

Abstract: Implementations are described herein for predicting soil organic carbon (“SOC”) content for agricultural fields detected in digital imagery. In various implementations, one or more digital images depicting portion(s) of one or more agricultural fields may be processed. The one or more digital images may have been acquired by a vision sensor carried through the field(s) by a ground-based vehicle. Based on the processing, one or more agricultural inferences indicating agricultural practices or conditions predicted to affect SOC content may be determined. Based on the agricultural inferences, one or more predicted SOC measurements for the field(s) may be determined.

Abstract: A method of working a field includes collecting data from a harvester correlated to a map of a field, generating an operating parameter map of an operating parameter of a tillage implement, and adjusting the operating parameter of the tillage implement as the tillage implement traverses the field based on the operating parameter map and a location of the tillage implement within the field. The operating parameter map is correlated to the map of the field and based at least in part on the data collected by the harvester. Methods of operating a tillage implement include selecting a variation of an operating parameter of a tillage implement with respect to a position within a field based on information collected by a harvester, propelling the tillage implement through the field, and adjusting the operating parameter of the tillage implement based on the selected variation. Related non-transitory computer-readable storage media are disclosed.

Abstract: A small object cassette processing station for depositing small objects into selected cells of a small object cassette. The station comprises a bulk small object bin structured and operable to retain a bulk quantity of small objects of a selected type. The station additionally comprises a small object counting and parsing subsystem configured to parse a plurality of groups of small objects received from the bulk quantity of the small objects retained in the bulk small object bin. Each group of small objects comprises a number of small objects by a central control system. The station further comprise a small object distribution subsystem configured to receive each parsed group of small objects and deposit each parsed group of small objects into one of a plurality of small object cells of a small object cassette as stipulated by the central control system.

Abstract: An agricultural product delivery applicator for delivering particulate product to a field. The applicator includes a supply compartment to hold the product, a pneumatic conveying system, a metering system, and a controller. The pneumatic conveying system includes first delivery line operably connected to an airflow source and to the supply compartment, and a second delivery line operably connected to the airflow source and to the supply compartment. The metering system includes a first metering device associated with the first delivery line and a second metering device associate with the second delivery line. The controller controls the air flow source, the first metering device to meter product to result in a first mixed flow of airflow and product for the first delivery line, and the second metering device to meter product with the airflow to result in a second mixed flow of airflow and product for the second delivery line.

Abstract: A seed sensor senses seeds on a row unit and generates a seed sensor signal. A number of planting characteristics, such as a seed orientation, seed slugging, delivery system wear, and seed abnormalities, can be detected based on the seed sensor signal. The planter can be controlled based on the detected planting characteristics.

Abstract: Automated transplanter assemblies and systems. For example, the disclosure sets forth a plug holder and assembly adapted to transplant plugs into tight-fitting plug holders. The disclosure also conveys a transplanter assembly useful in transplant operations where a plug holder is oriented at a non-perpendicular angle to the surface of a grow tower or other structure that contains the plug holder. The disclosure also provides a transplanter system useful in transplanting plugs into grow towers.

Abstract: A spreader with a material divider that is adjustable to change a stream of material which flows in an arbitrary manner to the centrifugal disk(s) described to achieve a desired symmetrical or asymmetrical spread pattern.

Abstract: The invention provides a method for cultivating Sphagnum. The method comprises supplying the Sphagnum with a nutrient composition. The nutrient composition comprises nitrogen, phosphorus, and/or potassium.

Abstract: A self-moving mowing system includes: an actuating mechanism having a mowing assembly configured to achieve a mowing function and a moving assembly configured to achieve a moving function; an image acquisition module capable of acquiring a real-time image of a mowing area; a display module configured to display the real-time image or a simulated scene image generated according to the real-time image; a receiving module configured to receive an instruction input by a user; an obstacle generation module configured to generate, according to the instruction input by the user, a first virtual obstacle identifier so as to form a first fusion image; and a control module electrically connected or communicatively connected to a sending module, where the control module is configured to control the actuating mechanism to avoid the first virtual obstacle identifier in the first fusion image.

Abstract: A mower includes a frame, a blade assembly, and a reel. The blade assembly is supported by the frame for rotation about a first axis between an engaged position and a disengaged position. The reel is supported by the frame for rotation about a second axis. The reel defines an outer diameter relative to the second axis and engages the blade assembly at a contact location in the engaged position. The outer diameter defines a tangent at the contact location. A force in a direction substantially parallel to the tangent is operable to produce a first torque in a first direction about the first axis when the blade assembly is in the engaged position. The weight of the blade assembly is operable to produce a second torque in a second direction about the first axis when the blade assembly is in the engaged position.

Abstract: An autonomous robotic lawnmower (1) is disclosed comprising a driving unit (3) comprising one or more drive wheels (5), and a cutting unit (7) configured to cut grass during operation of the lawnmower (1). The cutting unit (7) comprises one or more support wheels (9) configured to support the cutting unit (7) by abutting against a ground surface (11) during operation of the lawnmower (1). The cutting unit (7) is movably arranged relative to the driving unit (3). The lawnmower (1) comprises a suspension assembly (13, 13?) configured to progressively limit movement between the cutting unit (7) and the driving unit (3) during operation of the lawnmower (1).

Abstract: A harvester implement includes a crop processor operable to process a crop material to alter a characteristic of the crop material, such as a percent fracture of a kernel. A moisture sensor is operable to sense data related to a moisture content of the crop material. A computing device receives the data from the moisture sensor and determines an actual moisture content of the crop material. The computing device may then adjust the crop processor based on the actual moisture content of the crop material to achieve a desired level of alteration to the characteristic of the crop material. For example, the computing device may adjust a roll gap of the kernel processor based on the moisture content of the crop material.

Abstract: A system for removing debris from an agricultural harvester includes a flow splitter supported relative to an outlet of a chopper assembly of the harvester such that the flow splitter at least partially extends within a stream of processed crop material discharged from the chopper assembly. The flow splitter is configured to divide the stream of processed crop material into separate crop material flows for receipt within an extraction chamber of the agricultural harvester.

Abstract: A riding lawn mower that is configured such that an operator can simultaneously mow while selectively apply liquid (such as herbicide) while retaining directional control of the riding lawn mower. This is accomplished by integrating a liquid dispensing control with the mower's steering system, such that the operator does not need to move his control hand from off a control surface of the steering system in order to activate the liquid dispensing control with the same hand. As an example, the liquid dispensing control could be a push button control that is activated by the thumb of the control hand, whilst the fingers and palm of the control hand remain firmly gripped on the control surface of the steering system.

Abstract: A sugarcane harvester for harvesting sugarcane including a cutter configured to cut sugarcane into a sugarcane mat. An extractor is operatively connected to the cutter, and includes a fan housing having an inlet configured to receive the sugarcane mat and an outlet configured to discharge crop debris. A fan is located in the fan housing to move the sugarcane mat through the fan housing and includes a motor, blades rotatably coupled to the motor, and a blade angle of incidence mechanism operatively connected to the blades, wherein the blade angle of incidence mechanism adjusts the angle of incidence of the blades with respect to the motor. Sensors identify an air flow through the fan housing or a load placed on the motor during movement of the sugarcane mat through the fan housing. The angle of incidence of the blades is adjusted based on one or both of the air flow through the fan housing or the load placed on the motor.

Abstract: A device for harvesting bilberries comprises: a frame including a handgrip portion; a shaking unit, including a hook-shaped portion for grasping a branch of a bilberry plant, wherein the shaking unit is movable relative to the frame with reciprocating motion along an axis of vibration to shake the branch; a motor; a transmission unit, wherein the motor is associated with the transmission unit to vibrate the shaking unit along the axis of vibration at a variable vibrating frequency; a frequency adjustment system drivable by the operator to select the vibration frequency at least between a first frequency and a second frequency, wherein the frequency adjustment system is configured to keep the vibration frequency permanently set at the setting selected by the operator.

Abstract: A reel assembly of a header for an agricultural vehicle. The reel assembly includes a pair of reel arms each comprising a first member and a second member pivotally connected to the first member, a reel movably connected to and positioned in between the second members of the reel arms, and a pair of actuators. Each actuator is operably connected in between the first member and the second member of a respective reel arm, the actuators are configured for pivoting the second members relative to the first members such that the reel is pivotable relative to the first members of the reel arms.

Abstract: A threshing apparatus 1 includes a threshing unit 41 that has a receiving net 23 and threshes crops, and a sorting unit 42 that is provided below the threshing unit 41 and sorts grain from a threshed product that has leaked from the receiving net 23. The sorting unit 42 includes a sorter 24 that sorts grain as a sorted product from the threshed product, a first product collector 26 that collects the sorted product as a first product, a second product collector 27 that collects, as a second product, the threshed product that was not sorted as the sorted product, a second product returner 32 that returns the second product collected by the second product collector 27 to the sorter 24, and a return amount detector 71 that detects the return amount of the second product to be returned to the sorter 24.

Abstract: A baler connectable to a tractor for providing round bales, comprises: a baling chamber including a first part, and a second part; a pick-up device; a feeding system, including a feeding channel movable between a first configuration and a second configuration, wherein, in the first configuration of the feeding system, the feeding channel has a first orientation so that the outlet of the feeding channel is opened to the first part of the baling chamber, and, in the second configuration of the feeding system, the feeding channel has a second orientation, so that the outlet of the feeding channel is opened to the second part of the baling chamber, wherein the feeding system further includes a plurality of starter rollers, arranged at the outlet of the feeding channel.

Abstract: The objective of the invention is to provide an agent for increasing a plant functional component content, which is capable of increasing a content of the plant functional component by being adequately sprayed to the plant or injected into the soil without using stress cultivation conditions or plants with high content of functional component, and a method for manufacturing the same. An agent for increasing a plant functional component content comprising a fatty acid metabolite obtainable by a metabolism of a fatty acid with 4-30 carbon atoms by proteobacteria under a dissolved oxygen concentration of 0.1-8 mg/L, and a method for manufacturing an agent for increasing a plant functional component content comprising a fatty acid metabolite, comprising a step for a fatty acid metabolism wherein a fatty acid with 4-30 carbon atoms is subjected to a proteobacterial metabolization under a dissolved oxygen concentration of 0.1-8 mg/L.

Abstract: A sprout, fodder or forage production unit (10a) comprising: a tray positioning system comprising a plurality of trays (2a) movable between (1) a substantially vertical stacked configuration whereby the trays (2a) extend in spaced substantially horizontal parallel planes above one another, and (2) a substantially horizontal table configuration whereby the trays (2a) are positioned next to one another on substantially a same horizontal plane. The production unit (10a) further comprises an irrigation system; a lighting system; a heating system; a ventilation system; a control system; a weighing system; and a material dispensing system.

Abstract: Foldable plant pot with removable hooking for the configuration of vertical gardens that is manufactured from a foldable flat square structure manipulated by folds and cuts to obtain a conical reservoir with angular shapes. It has a hooking system that allows them to be suspended in vertical structures, preferably of the mesh type, thanks to the pressure generated by the folds of the material and which also allow it to come off when this pressure is reduced so that it can be placed elsewhere. When the plant is moved, it is not affected as its root remains intact in the conical reservoir and the stem is secured by a support ring which prevents it from dropping in the event of sudden movements. In the same way, it has containment flaps that partially close the conical reservoir and prevent the substrate from being extracted by external agents such as sudden movements, winds, birds, etc.

Abstract: A plant container according to the present invention comprises: a container having a cultivation space therein and having an open upper surface; a guide cover covering the open upper surface of the container and having a plurality of guide openings spaced apart from each other; a medium arranged inside the container and having a plurality of seating openings provided in a number corresponding to the plurality of guide openings; and an input cover covering the upper side of the guide cover and having at least one input opening corresponding to at least one of the plurality of guide openings, wherein the at least one input opening, the one of the plurality of guide openings, and one of the plurality of seating openings are arranged in the vertical direction with respect to one center line.

Abstract: The present invention provides a transplanting equal-dividing mechanism which includes a driving mechanism, a module fixing plate, a robot connecting rod, a linkage and a clamping jaw device, wherein the driving mechanism is disposed above the module fixing plate, a bottom of the module fixing plate is provided with a guide rail, the guide rail is provided with a plurality of sliders thereon, the clamping jaw device is connected below each slider, each clamping jaw device is provided with two linkages on its back surface, and the linkage is rotationally connected to a back of the clamping jaw device. The clamping jaw device is driven by the drive mechanism to achieve automatic separation and aggregation, and the clamping and placing works of plants in the transplanting process are realized by utilizing the clamping and retracting functions of the clamping jaw devices.

Abstract: A horticultural plant growing assembly includes a pair of casings, each with a bottom and a side wall. Each side wall includes an upper edge configured to engage one another to define a cavity between the casings. The plant growing assembly further includes a light system, and a plurality of frame members that are connectable together to form a frame, with the light system being attachable to the frame. The plant growing assembly is configurable into a packaged configuration and an assembled configuration. In the packaged configuration, the frame members and the light system are contained within the cavity, and in the assembled configuration the frame members are connected together to form the frame with the light system attached to the frame. One of the casings includes a shelf adapted to support a plant with the light system disposed above the shelf.

Abstract: A system for growing plants or other living organisms to a specific environmental recipe is described. The organisms are grown in growth chambers, the chambers having carefully controllable environmental services applied thereto. The environmental services are supplied via a computer controlled utility based on historical data. In this way plants and organisms may be grown in previously experienced environmental conditions so as to produce the required plant to a known quality or taste, for example.

Abstract: A new integrated unitary system for producing electricity for a greenhouse or other metal carpentry structure associates a photovoltaic system, an innovative apparatus reflecting solar radiation, and an innovative water system for cooling and washing photovoltaic panels, which are all combined with the greenhouse or the metal carpentry structure.

Abstract: A flat flexible mirrored disk with portions removed to allow transformation into a conical mirror that can be placed around and removed from a plant's stalk. Conical mirror redirects wasted light back into plant canopy.

Abstract: The invention refers to a tying system employing an accessory bearing a quick attachment hook, for tying a plastic cover film for agricultural crops such as soft fruit covers. Cultivation of soft fruits in covered space has been growing in recent decades. Several solutions have been developed including greenhouses or gable systems. The placement, fastening and fixing of the plastic film is achieved with ropes, elastic cords or soft PVC tubing. However, the cost of binding the plastic film is significant as skilled staff and considerable amounts of man hours are required to tie the plastic film to the supporting structure. Tying the film, in most cases, is carried out by employing knots on grommets that the plastic films.

Abstract: A method of making a food source or medicinal composition and a mycotecture construction unit includes (a) cultivating a mycelium/substrate composite and edible mushrooms, and (b) manufacturing the mycotecture construction unit. A mycelium inoculum is formed of a preselected fungus and used to inoculate a substrate. Mycelium are grown in the inoculated substrate in a growing column and edible mushrooms are harvested from the mycelium, leaving a mycelium-substrate composite. The manufacture of the mycotecture construction unit includes placing the mycelium-substrate composite into a modular, reconfigurable press having a cavity with a predetermined shape; pressing the mycelium-substrate composite at a predetermined pressure; and heating the mycelium-substrate composite in a heating chamber.

Abstract: A folding device having a simple structure and capable of efficiently folding an unfilled portion of a bagged culture medium block is provided. The folding device has a bag body, which has at least a bottom portion and a bag mouth, and has a filled portion in the bag body, in which a predetermined amount of culture medium is filled, and the unfilled portion, which is from an upper surface of the filled portion to the bag mouth. The folding device includes an opening mechanism for blowing air from a side of the bag mouth into the bag body to keep the bag mouth open; a folding mechanism having one or more folding jigs for pushing the unfilled portion of the bag body from inside or outside; and a tilting mechanism for tilting the unfilled portion toward the direction approaching to the filled portion.

Abstract: The present invention provides an autonomous work machine including an air blowing portion that is provided in a main body portion and ejects air toward a work plane to generate an airflow, a first acquisition portion that acquires scattered object information regarding scattered objects present in a work area, a second acquisition portion that acquires target information regarding a target position for moving the scattered objects, and a control portion that controls the air blowing portion on the basis of the scattered object information acquired by the first acquisition portion and the target information acquired by the second acquisition portion, wherein the control portion controls a direction and an amount of the air ejected by the air blowing portion so that the scattered objects are moved to the target position by the airflow generated by the air blowing portion.

Abstract: The invention provides a method for cultivating Sphagnum that has been applied to a surface of a field, the method comprising controllably irrigating the Sphagnum, wherein the controllably irrigating comprises applying water to a surface of the Sphagnum and/or to the surface of the field. The invention also relates to Sphagnum obtainable by a method of the invention.

Abstract: An apparatus, especially adapted for regulating flow of in-line drip irrigation device emitters. The disclosed apparatus converts high liquid flow to a low flow rate as low as 0.02 gallons per hour. The liquid is introduced at a controlled high flow rate, such as by the use of a pressurized fluid supply conduit. The liquid then flows into a number of inlet inflow gates before traversing a pressure responding diaphragm. The closing pressure response of the pressure responding diaphragm, provided primarily by a number of elastomeric o-rings, must be overcome by the pressurized fluid entering through the inlet inflow gates before transmitting regulated fluid flow through an outlet means, wherein said ancillary elastomeric o-ring is a rubber annular component assembled with a tubular rigid insert prior to insertion of drip line extrusion. The present invention provides an apparatus and method for regulating flow of pressure-responding diaphragms of extruded in-line irrigation device emitters'.

Abstract: Embodiments of the invention are directed to a sub-surface irrigation system configured to operate in a plant-responsive mode, and further configured to make certain adaptations in response to plant stress. Stress adaptations may include, for example, selectively increasing source pressure of irrigation fluid, heating or chilling the irrigation fluid, and/or injecting fertilizer and/or non-fertilizer amendments into the irrigation fluid.

Abstract: An agricultural irrigation system and method for irrigating a field includes a water supply pipe supported by a wheeled support or tower. The irrigation system can move in an oscillating fashion across the field while dispersing water. The irrigation system is advanced in a forward direction a first distance, reversed in a backward direction a second distance that is less than the first distance, then readvanced in a forward direction. The system can include a manifold connected to the water supply pipe. The manifold includes drop lines to supply water to a crop below the manifolds. Existing irrigation systems can be retrofitted with the manifold and drop lines.

Abstract: One aspect of the present invention relates to a lawn monitoring system, and more specifically, to a lawn monitoring system installed at various locations where lawn is created, such as a golf course, a soccer field, a baseball field, etc., to receive lawn status information, thereby enabling a lawn manager to manage the lawn based on the information received from the system. The lawn monitoring system according to an embodiment of the present invention has effects of accurately and efficiently transmitting the status information of the lawn in places where the lawn is created, such as a golf course, a soccer field, a baseball field, to a lawn manager.

Abstract: A method of growing plants using a water-layer system, said method making use of a moveable container comprising a water-layer unit comprising a water tray, and a rectangular frame, said rectangular frame comprising two spaced apart wheel support beams, and support beams for supporting the water tray of the water-layer unit. The water-layer unit is provided with plants, and said plants are grown with access to the layer of water in the water tray. Furthermore, to grow plants more uniformly across the container, the wheel support beams have upper surface areas, and the support beams provide support areas for the water tray of the water-layer unit that in an empty first state are higher than the upper surface areas of the wheel support beams.

Abstract: An apparatus and method for hydroponic plant growth including a water container and a lid removably mounted over the water container. The lid has an opened central portion with an apertured cup holder for a plant extending downwardly from the opened central portion and into the water container when the lid is mounted on the container, and an outer peripheral flange having an upwardly extending mounting element and a downwardly extending mounting element. A water level monitor formed from a transparent sight tube mounted to the upwardly extending mounting element, a float tube mounted to the downwardly extending mounting element, and a float rod freely movable within the float tube and the sight tube, is directly and fixedly mounted to the lid and conjointly movable with the lid. The top of the float rod has an upwardly extending indicator tip, and the bottom of the float rod has a downwardly extending buoyant float ball.

Abstract: A high rebaudioside C-content type, non-genetically modified Stevia plant that has a higher content of rebaudioside C than wild-type Stevia varieties, more specifically at least 20% higher content. A method for producing such a high rebaudioside C-content type, non-genetically modified Stevia plant; and dried leaves obtained from such a plant.

Abstract: Provided herein are genetically modified cells and genetically modified plants having increased or decreased expression of a cellulose synthase like G (CSLG) enzyme. These cells and plants may have an increased or decreased content a steroidal alkaloid, a steroidal saponin, or a triterpenoid saponin, compared to a corresponding unmodified cell or plant. Also provided herein are methods of producing a steroidal alkaloid, a steroidal saponin, or a triterpenoid saponin in a genetically modified cell, as well as methods of reducing the content of a steroidal alkaloid, a steroidal saponin, or a triterpenoid saponin in a cell of a plant or a plant part, and methods of increasing the content of a steroidal alkaloid, a steroidal saponin, or a triterpenoid saponin in a cell of a plant or a plant part.

Abstract: A Petunia plant designated KLEPH20513 is disclosed. Embodiments include seeds of Petunia KLEPH20513, plants of Petunia KLEPH20513, to plant parts of Petunia KLEPH20513, and methods for producing a plant by crossing Petunia KLEPH20513 with itself or with another variety. Embodiments also relate to Petunia varieties, breeding varieties, plant parts, and cells derived from Petunia KLEPH20513, methods for producing other Petunia lines or plant parts derived from Petunia KLEPH20513, and the Petunia plants, varieties, and their parts derived from use of those methods. Embodiments further include hybrid Petunia seeds, plants, and plant parts produced by crossing Petunia KLEPH20513 with another Petunia variety or another plant type.

Abstract: The present invention relates to a Solanum lycopersicum seed designated 74-CH2137 RZ. The present invention also relates to a Solanum lycopersicum plant produced by growing the 74-CH2137 RZ seed. The invention further relates to methods for producing the tomato cultivar, represented by tomato variety 74-CH2137 RZ.

Abstract: One embodiment of a scooping litter receptacle, which forms a compact cylindrical exterior design, includes a scooping device that can move within a litter filled channel inside a base container. The scoop is able to pass through the entire bed of litter granules, thus, separating waste material from usable litter. The scoop can then be lifted from the litter receptacle by the handle so that the complete scooping process can be done by the user without the user coming into contact with parts that have traversed through the soiled litter mass. Also, the scooping device is not fixed to the base container which makes it easy to remove and discard the waste as well to remove for cleaning. Further, the base container is designed such that the scooping device can be stored on the outside of the litter receptacle. An optional top cover allows for the litter receptacle to be enclosed which helps reduce litter tracking outside the litter receptacle as well as providing a compact and tidy appearance.

Abstract: Animal bedding, such as for a guinea pig, is disclosed. The animal bedding comprises a main section and a pocket. The main section includes a top layer, a middle layer, and a bottom layer. The top layer is hydrophobic, the middle layer is hydrophilic and at least a part of the bottom layer is hydrophobic. The top layer, the middle layer and the bottom layer are attached to one another, such as via stitching along a perimeter of the main section. Separately, the top layer and the middle layer are attached to one another, such as in an interior of the main section, to form quilting in the main section. The pocket, which is attached to the main section, allows the guinea pig to burrow therein.

Abstract: An animal enclosure assembly includes a top member, a bottom member, a front member, a rear member, a first side member, and a second side member. An interior is formed between the top member, the bottom member, the front member, the rear member, the first side member, and the second side member, where the interior is defined by at least a first level and a second level. A platform is located in the interior and coupled to at least one of the front member, rear member, first side member, and second side member. A ramp is coupled to the platform to allow travel to and from a location above, below or adjacent the platform. The platform includes a concave-shaped recess formed in the top surface.

Abstract: An animal feeder includes a wall at least partially defining a feed storage compartment. The wall includes a layer of louvers that permit air flow to and from the feed storage compartment and a layer of mesh to prevent insects from entering the feed storage compartment.

Abstract: A smart feeding device for cats, comprises a feeder body and a food discharge mechanism provided on the feeder body; the food discharge mechanism comprises a food bowl and a weighing tray; the food bowl is fixed to the weighing tray; a tray fixing member is fixed at the bottom of the weighing tray; and a weighing sensor is arranged in the tray fixing member. The device also comprises a device for recognizing multiple cats and a food scattering device. The food scattering device is arranged in a food storage bin of the feeder body and comprises silica gel blades, food discharge blades and a food discharge impeller box which are sequentially arranged from top to bottom. Cat food in the food bowl is weighed by means of the weighing sensor, and the weight of the cat food eaten each time by the cats may be known.