Abstract: An agricultural planter and tractor combination which has a connection therebetween which comprises a stationary support arm coupled to the tractor and a pivoting support arm coupled to the agricultural planter with a connecting threaded member extended therethrough and a rotation-limited intermediate member with two protrusions extending into voids in the pivoting support arm so that the pivoting support arm will not rotate around the connecting threaded member and the connecting threaded member further translated through a portion of a hex-headed bushing and rotationally advanced through another portion, and a terminal nut also rotationally advanced over the connecting threaded member. The rotation-limited intermediate member is made of a harder more durable material than the connecting threaded member, the stationary support arm and the pivoting support arm.

Abstract: A working vehicle includes a weight support portion in a front portion of a vehicle body to support a weight, a front side detector to detect a detection target in front of the vehicle body, and a support fixed to an upper surface of the weight support portion to support the front side radar.

Abstract: An adjusting device includes a lifting device for adjusting a position of an attachment in use and a locking mechanism. The lifting device is switched between a locking position and a free position under a locking action of the locking mechanism, the lifting device drives the attachment to move to a first position when the lifting device is in the locking position; and the lifting device drives the attachment to move to a second position so as to work when the lifting device is in the free position. The adjusting device has a simple structure, a low production cost, an easy maintenance, and a garden tool using the adjusting device can conveniently and quickly adjust the position of the attachment connected to the garden tool.

Abstract: An agricultural implement (1) for distributing at least one product to ground over which the agricultural implement travels, comprises a main frame (11) extending along a working direction (Dw) of the agricultural implement (1), and at least one tool carrying frame section (13L, 13R; 113L, 113R; 2131L, 2113R; 2132L, 2132R; 313IL, 313IR; 3132L, 3132R; 4131L, 4131R). A container assembly (18) for the product is movably supported by the main frame (11) such that the container assembly (18) is movable relative to the main frame (11) between first and second longitudinally spaced apart positions along the main frame (11). There is disclosed an agricultural equipment and a method of operating an agricultural implement.

Abstract: A system and method for adjusting a fertilizer recommendation for an agronomic field based on remote sensing and the determination of a position dependent yield for adjusting it. In different embodiments, different approaches for a nutrient specific fertilizer recommendation adjustment are envisaged, including the selection of a fertilizer product.

Abstract: A valve assembly includes a housing assembly defining a valve seat, an inlet, an outlet, a flow path, and an aperture located between the inlet and the valve seat. The housing assembly includes a valve body and a valve cap. A traveler is positioned within a first chamber of the valve body and is movable between a first position, in which it engages the valve seat, and a second, displaced position. The traveler includes a plunger that is received within the aperture and slides within the aperture as the traveler moves between the first position and the second position, the plunger defining at least one slot that permits fluid flow therethrough when the traveler is displaced from the valve seat.

Abstract: An off-ground detection device applicable to a harvester. The off-ground detection device includes a frame and a travel mechanism, the travel mechanism is movably arranged on the frame, and the travel mechanism has a first position and a second position relative to the frame. When the travel mechanism is in the first position, the harvester stops operating, and when the travel mechanism is in the second position, the state of the harvester remains unchanged.

Abstract: A method for adjusting a header mounted on an agricultural harvester. The header includes a central section and a plurality of side wing sections. Each of the plurality of side wing sections extends between an inner portion and an outer portion. The inner portion of each of the plurality of side wing sections is pivotally coupled to the central section. Each of the plurality of side wing sections includes a ground engaging device mounted on the side wing section adjacent the outer portion. Each ground engaging device has an adjustable height.

Abstract: A lawn mower is provided. The lawn mower includes a body, where the body has an output axis; a cutting mechanism, where the cutting mechanism is located below the body and is mounted in cooperation with the output axis, and the cutting mechanism includes a cutter head and a blade mounted on the cutter head; and a protection mechanism, where at least a part of the protection mechanism is located below the cutting mechanism. The protection mechanism includes at least two strip-shaped pieces disposed at intervals, the strip-shaped piece includes a middle portion, the cutter head is located above the middle portion. In this application, the protection mechanism is set to include at least two strip-shaped pieces.

Abstract: Described herein are control systems and methods for self-propelled windrowers and other types of agricultural dual-path machines that improve drive efficiency of the machines through automated control of propulsion, steering, or engine speed. In some embodiments, a control system improves drive efficiency by adjusting engine speed and pressure and flow of a hydraulic propulsion system. In such embodiments and others, a controller controls the engine speed and pressure and flow of the hydraulic propulsion system in left and right drive pumps and motors of the dual-path machine according to setpoints and adjustment factors. The adjustment factors in such examples and others are not allowed to exceed respective thresholds, such as a fixed percentage of a raw command, to prohibit immobilizing the machine while disabling or limiting the controller. The adjustment factors are based on feedback signals from various sensors of the machine.

Abstract: A crop measurement system of an agricultural machine that harvests and processes crop includes a tank configured to store harvested crop and a crop conveyer configured to provide the harvested crop to the tank. The agricultural machine further includes a controller, at least one weight sensor, and at least one image sensor. The controller is configured to: receive weight measurements of only a portion of harvested crop in the tank from the at least one weight sensor, receive dimension and location measurements of the total amount of harvested crop in the tank from the at least one image sensor, and determine the mass of the total amount of harvested crop stored in the tank based on one or more signals received from the at least one weight sensor and one or more signals received from the at least one image sensor.

Abstract: A flexible header for an agricultural harvester includes a crop engagement assembly having a first portion and a second portion. The first portion is configured to couple to a first row unit of the flexible header, and the second portion is configured to couple to a second row unit of the flexible header, which is directly adjacent to the first row unit. Furthermore, the first and second portions are configured to move relative to one another in response to lateral flexing of the flexible header at a pivot joint positioned laterally between the first and second row units, and the crop engagement assembly is configured to establish an uninterrupted crop engaging exterior during the lateral flexing of the flexible header.

Abstract: A header height control system for an agricultural vehicle includes an actuator for moving a header of the agricultural vehicle relative to a chassis of the vehicle, a sensor for detecting a crop pushing condition at the header, and a controller that receives signals from the sensor and is also operably connected to the actuator for activating the actuator. When the sensor detects the crop pushing condition and communicates the crop pushing condition to the controller, the controller is configured to activate the actuator to raise or tilt the header from a starting position and, after a predetermined amount of time has elapsed, return the header back to the starting position.

Abstract: A method for adjusting a header mounted on an agricultural harvester. The header includes a central section and at least one side wing section. The at least one side wing section extends between an inner portion and an outer portion, where the inner portion of the at least one side wing section is pivotally coupled to the central section. A ground engaging device is mounted on the at least one side wing section adjacent the outer portion. The ground engaging device has an adjustable height. The method comprises the steps of determining a flex position of the at least one side wing section relative to the central section, determining whether the flex position of the at least one side wing section exceeds a first threshold, and if it is determined that the flex position of the at least one side wing section exceeds the first threshold, decreasing the flex position.

Abstract: A corn kernel harvesting device and method thereof is provided. As the corn kernel harvesting device, or corn shucker, moves from a first configuration to a second configuration, the device separates corn kernels from its respective inner core, such as a corn cob. The corn kernel harvesting device comprises an ejection assembly, harvesting assembly, discharge assembly, and is configured to enable a user to remove corn kernels efficiently and consistently from a corn cob.

Abstract: A cotton harvester for harvesting and baling cotton bolls into a cylindrical bale comprises a cotton picker/stripper for stripping cotton bolls from cotton plants, and a continuous round baler for compressing, rotating and forming the cotton bolls into a round bale cylinder from which round bales are severed. The baler comprises a conical bale chamber and a cylindrical bale chamber. The cotton bolls are continuously blown through the conduit from the picker/stripper into the conical bale chamber and a forward part of the cylindrical bale chamber through a roll gap between spaced apart pairs of frustoconical rolls and cylindrical rolls, forming the conical and cylindrical bale chambers, and the compressed rotating round bale cylinder of cotton bolls protrudes axially through the cylindrical bale chamber. Prior to exiting the cylindrical bale chamber the rotating round bale cylinder is circumferentially wrapped with wrapping material.

Abstract: A residue processing system for an agricultural harvester includes a chaff mill for processing a stream of chaff containing weed seeds, and a drive system for powering the chaff mill. The drive system includes a gearbox having (i) an input shaft that either directly or indirectly receives power from an engine or other power source of the agricultural harvester, and (ii) an output shaft that is either directly or indirectly connected to a rotor of the chaff mill for rotating the rotor. The gearbox is configured to selectively rotate the output shaft at at least two different speeds such that the rotor of the chaff mill can be rotated at at least two different speeds.

Abstract: Provided is an agricultural machine having: a chassis; a rotor operatively connected to the chassis to rotate about a rotor axis in a rotation direction; a bottom floor located adjacent to the rotor and extending along the rotor axis from a first lateral side to a second lateral side; and a respective linkage operatively connecting each lateral side of the bottom floor to the chassis. The bottom floor extends along the rotation direction from a bottom floor leading end to a bottom floor trailing end, and the bottom floor is spaced from the rotor to define a crop flow passage between the rotor and the bottom floor. The linkage is configured to allow the bottom floor to move about multiple rotation axes to move away from the rotor axis by application of force generated against the bottom floor in the crop flow passage.

Abstract: A grafting device and a grafting method based on a UV (Ultraviolet Rays) adhesive are provided. The grafting device includes a workbench, a transfer mechanism, a seedling loading mechanism, a cutting mechanism, an adhesive spraying mechanism, a curing mechanism and a seedling unloading mechanism. Along the circumferential direction of the transfer mechanism, a seedling loading station, an adhesive spraying station, a curing station and a seedling unloading station are sequentially arranged. The seedling loading mechanism is configured for bearing a rootstock and a scion, and the cutting mechanism is configured for cutting the rootstock and the scion. The transfer mechanism is configured for receiving and fixing the rootstock and the scion, and transporting the rootstock and the scion intermittently from the seedling loading station, the adhesive spraying station, the curing station and the seedling unloading station in turn to obtain a grafted seedling.

Abstract: A hedge trimmer and a tool assembly for assembling a blade assembly are provided. The hedge trimmer includes a housing at which a motor is disposed. The blade assembly extends from the housing and includes a blade component forming a blade opening through which a fastener is extendable. A retainer forms a retainer opening through which the fastener is extendable. A second spine opening at a spine extends from a first spine opening at the spine. The second spine opening forms a narrower cross section relative to the first spine opening. The fastener is extendable into the second spine opening from the first spine opening. The retainer is positioned between the spine and the blade component.

Abstract: A horticultural lighting system including a plurality of horticultural lights and a wireless fixture mesh network. Each horticultural light includes a plurality of LED color groups, a current control channel in electrical communication with at least one of the plurality of LED color groups, and a fixture control configured to control light intensity of LEDs via the current control channel, and receive, via an interface of the fixture control, a user input recipe from a remote user device. The wireless fixture mesh network includes the plurality of fixture controls in communication with each other across multiple wireless communication paths. The fixture control is configured to transmit, via the wireless mesh network, the user input recipe from the fixture control to at least one other fixture control of at one other horticultural light.

Abstract: A plant display device is disclosed which can be anchored within a window and is capable of supporting several potted plants simultaneously. The plant display device comprises a pair of independent vertical bars aligned vertically on opposite sides of the window and clamped into place. Then, multiple horizontal bars are installed at different heights along the vertical length. Each horizontal bar can support several potted plant holders held in place by a nut and bolt fixture. Users can screw the nut and bolt fixtures onto the horizontal bars to display their potted plants within the circular holders. Users can display their plants in a custom manner without worry of the plants being dropped or knocked over by children, pets, etc.

Abstract: Disclosed is a method for overwintering and cold resistance of grapevines, the vines are covered with a biological solidification layer, and the method includes the following steps: placing stems of the vines in rows on a ground, and digging soil between the rows to cover the vines and stems in the rows to form a soil-covered layer; and a thickness of the soil-covered layer is such that a distance from the stems to a top of the soil-covered layer is 50-100 mm; and spraying biological solidification solution onto the soil-covered layer to form the biological solidification layer, where composition and concentration of the biological solidification solution are as follows: 0.5-2 g/L of bean flour, 0.2-1 g/L of xanthan gum, 0.2-1 g/L of cellulose, 0.5-2 g/L of urea and 0.5-2 g/L of calcium chloride. The method is safe, reliable, time-saving, and easy to operate for overwintering of vines.

Abstract: A mushroom handling apparatus is provided for handling and packing mushrooms grown in a plurality of vertically spaced mushroom growing beds arranged on trays in vertically tiered relationship on shelving The apparatus includes a frame, a mushroom transfer device mounted on the frame and incorporating a guide adapted to extend circumferentially around the mushroom growing beds, a plurality of mushroom holders mounted on the guide at spaced locations therealong, a drive associated with the guide for moving the mushroom holders to transfer mushrooms carried thereon between the mushroom growing beds and a mushroom packing device at one end of the frame, the mushroom packing device including a box support and means for automatically delivering mushrooms from the mushroom holders of the mushroom transfer device into a box located on the box support.

Abstract: A handheld blower including a housing, an air duct defining a duct axis, the air duct including an air inlet and an air outlet opposite the air inlet, and a handle. The handle at least partially defining a battery receiving cavity configured to receive at least a portion of a battery pack therein, where the handle defines a grip axis, and where the grip axis is parallel to the duct axis.

Abstract: A soilless growing media is disclosed, wherein the growing media can have regions of increased hydrophobicity imparted by a surface treatment applied to glass fibers in the growing media.

Abstract: A molded irrigation pivot wheel rotationally molded from a linear low-density polyethylene resin that has a reversible offset wheel hub assembly mounted in a central transverse core of the wheel for attaching to a selected drive disc of an attached pivot line gearbox. The invention is particularly useful having a reversible offset wheel hub assembly that can be mounted to one or the other of two gearboxes where each gearbox having a different linear offset distance to its drive disc.

Abstract: An irrigation communicates wirelessly with irrigation control valves. A wireless controller transceiver unit obtains signals from the irrigation controller and transmits these signals wirelessly to a valve transceiver. The irrigation control valves open or close according to the signals received by the valve transceiver. The irrigation system also includes an auxiliary communication device that communicates user commands to the controller transceiver. The user commands are used to create associations between the controller transceiver and each of the valve transceivers. The communication link between the auxiliary communication device and the communication transceiver or the valve transceiver can be an RF communication link such as Bluetooth, a close field communication link such as an inductive communication link, or an optical communication link.

Abstract: The present disclosure relates to the field of Controlled Environment Agriculture (CEA). It details a predictive method and system for optimizing the use of resources and crop productivity in indoor farming across an entire crop cycle. The present disclosure provides for a predictive method and system for optimizing resource use and crop productivity in indoor farming. According to one aspect of the present disclosure, a predictor for optimizing resource use and crop productivity in indoor farming. According to a second aspect of the present disclosure, a predictive system for optimizing resource use and crop productivity in indoor farming. According to a third aspect of the present disclosure, a method of using a predictive system for optimizing resource use and crop productivity in indoor farming.

Abstract: The present invention is a vertical farming system including a set of transportable farming modules, each module having a plurality of vertically arranged farming tiers. Each tier includes a distinct aqueous input, a distinct aqueous drain output, and a distinct aqueous overflow output.

Abstract: Provided herein are methods for selecting and generating germplasm that displays spontaneous chromosome doubling when in a haploid state. The methods include isolating nucleic acids from a first maize plant or germplasm and detecting SCD-QTL1 associated with chromosome doubling. Further, the methods including selecting said first maize plant or germplasm, or a progeny of said first maize plant or germplasm, comprising SCD-QTL1 associated with spontaneous chromosome doubling.

Abstract: The present invention provides a spinach plant having resistance to a broad range of races, a method for producing said spinach plant, and the like. The present invention provides a downy mildew resistant spinach plant having a downy mildew resistance RPF-SK1 gene in at least one allele, wherein in the RPF-SK1 gene: (a) the SNP identified by chr3_1215815 is cytosine, (b) the SNP identified by chr3_1215855 is thymine, (c) the SNP identified by chr3_1216014 is cytosine, (d) the SNP identified by chr3_1216093 is guanine, the SNP identified by chr3_1216094 is guanine, and the SNP identified by chr3_1216095 is adenine, (e) the SNP identified by chr3_1216288 is adenine, or (f) the SNP identified by chr3_1216291 is guanine.

Abstract: A method of producing pollen that reduces fitness of at least one weed species of interest is provided. The method comprises treating the pollen of plants of a weed species of interest with an irradiation regimen selected from the group consisting of: (i) X-ray radiation at an irradiation dose of 10-1600 Gy; (ii) gamma radiation at an irradiation dose of 10-2000 Gy; (iii) particle radiation; and (iv) UV-C radiation at an irradiation dose of 100 ?J/cm2-50 J/cm2, with the proviso that when said weed is A. palmeri, when said irradiation is X-ray, the irradiation dose is not 300 Gy and wherein when said irradiation is gamma irradiation the irradiation dose is not 100, 300 and 500 Gy, and wherein when said radiation is UV-C the dose radiation is not 2 J/cm2.

Abstract: A method for controlling juvenile to adult phase transition in a tree plant is provided. The method comprises introducing using targeted genome editing, at least one genomic modification in an endogenous microRNA156 (miRNA156). A tree plant, plant cell, plant tissue, plant part or a seed is produced by the aforementioned method.

Abstract: The present invention disclose methods for increasing chromium in white kidney bean. The method comprises preparing field, performing a first treatment to the seeds of the white kidney bean, performing a second treatment during the seeding period, performing a third treatment during the flowering period, performing a forth treatment during the fruiting period and performing a fifth treatment during the maturing period. Meanwhile, the amount of chromium in the white kidney bean produced according to the present invention is approximately from 400 to 800 mg/kg.

Abstract: Methods and compositions are provided for modifying the flowering time and/or maturity time of soybean plants to enable them to be cultivated in a variety of geographical locations having different day lengths. Modified soybean plants are disclosed comprising non-natural mutant alleles at the E1 and/or E1Lb locus. The modified plants have a shorter flowering and/or maturity time than control plants.

Abstract: The invention provides seeds and plants of pepper hybrid SVPB9313, pepper line SBR-E719-1025, and pepper line SBR-E719-1021. The invention thus relates to the plants, seeds, plant parts, and tissue cultures of pepper hybrid SVPB9313, pepper line SBR-E719-1025, and pepper line SBR-E719-1021 and to methods for producing a pepper plant produced by crossing such plants with themselves or with another plant, such as a pepper plant of another genotype. The invention further relates to seeds and plants produced by such crossing. The invention further relates to plants, seeds, plant parts, and tissue cultures of pepper hybrid SVPB9313, pepper line SBR-E719-1025, and pepper line SBR-E719-1021 comprising introduced beneficial or desirable traits.

Abstract: The invention provides seeds and plants of pepper hybrid SVHE5952, pepper line HAP-FD18-1465, and pepper line HAP-FD16-1410. The invention thus relates to the plants, seeds, plant parts, and tissue cultures of pepper hybrid SVHE5952, pepper line HAP-FD18-1465, and pepper line HAP-FD16-1410 and to methods for producing a pepper plant produced by crossing such plants with themselves or with another plant, such as a pepper plant of another genotype. The invention further relates to seeds and plants produced by such crossing. The invention further relates to plants, seeds, plant parts, and tissue cultures of pepper hybrid SVHE5952, pepper line HAP-FD18-1465, and pepper line HAP-FD16-1410 comprising introduced beneficial or desirable traits.

Abstract: Hybrid tomato variety designated ‘E15C43080’ is disclosed. The disclosure relates to, e.g., seeds or plants thereof, as well as to methods for producing other tomato lines, cultivars, or hybrids derived from the hybrid tomato variety ‘E15C43080’.

Abstract: A robot milking system, including: at least one milking box; milking apparatus; a robot arm configured to connect the milking apparatus to a milking animal; an animal recognition device configured to automatically determine an identity of the milking animal; a control system configured to control the robot milking system; and a positioning aid configured to determine a position of the milking animal in the milking box, where: the positioning aid is movable by the control system between an inactive state away from the milking animal and an active state up against the milking animal, the positioning aid is in the active state at least when the milking apparatus is connected to the milking animal, and the control system is configured to bring the positioning aid into the active state as a function of the identity determined by the animal recognition device.

Abstract: A pet compartment includes a base, a plurality of frames, a canopy, a number of automobile anchor connectors and a tether connector. The frames include leg portions pivotably coupled with opposing sides of the base near a rear side of the base and bridge portions spanning the leg portions. The canopy is supported by the frames so as to fold and unfold upon relative pivoting of the frames. The automobile anchor connectors are coupled with the base at the rear side. The tether connector coupled with the bridge of one of the frames.

Abstract: A pet compartment includes a base, several frames, a canopy supported by the frames so as to fold and unfold upon relative pivoting of the frames, several automobile anchor connectors and a tether connector. The base has front, rear and side edges defining a footprint. The frames each include leg portions configured for pivoting relative to the base and bridge portions spanning the leg portions. The leg portions of individual frames may be coupled together through pivot plates and pivot plate caps. The automobile anchor connectors are coupled with the base near the rear edge. The tether connector is coupled with the bridge portion of one of the frames.

Abstract: A liquid dispensing device (1) having a) a serving bowl (10) configured to retain liquid for consumption by an animal; b) a fresh tank (50) configured to store a fresh liquid therein; c) a used tank (80) configured to store a used liquid therein, wherein used liquid is the liquid which has already been available for consumption of the animal; and d) a carousel (100) having one or more circulation tubs (107) and one or more empty tubs (105), wherein the carousel is configured to rotate about its rotational axis (AR) in a first direction (D1) and in a second direction (D2) opposing the first direction.

Abstract: A pet water dispenser is provided, which includes a first box body, a water pump, a drinking basin, and a driving mechanism. The first box body is provided with a first space that can accommodate clean water. One end of the water pump is communicated to the first space, and the other end thereof is communicated to the drinking basin. The water pump is configured to pump water in the first space into the drinking basin. The driving mechanism is connected to the drinking basin, and the driving mechanism is configured to drive the drinking basin to rotate in a axial direction to pour out the water in the drinking basin. This device solves a technical problem of separating clean wastewater from the existing pet water dispensers.

Abstract: Foldable or flexible ear tags for animals are disclosed herein. An example ear tag includes a flexible member configured to adapt to an interior of an ear of an animal, a solar panel housed on a protruding segment of the flexible member, the solar panel is configured to maintain an upward-facing orientation for sunlight exposure when the electronic ear tag is attached to the ear, an electronics assembly mounted on a rigid member of the electronic ear tag, the electronics assembly having a controller having a processor and memory for receiving and processing data from a location sensor, and a biometric sensor that are in contact with the ear, and a strap extending from the flexible member, the strap being configured to fit over a top of the ear to prevent rotation of the electronic ear tag when a securement member is inserted through the strap, the ear, and the flexible member.

Abstract: One variation of a system includes a tag including a panel defining an inner face; an outer face opposite the inner face and comprising a digital optical identifier; and a set of perforations interposed between the digital optical identifier and a perimeter of the panel; a tag housing molded around the perimeter of the panel and through the set of perforations in the panel; defining a body supporting the inner face of the panel; defining a rim extending from the body, encasing an edge of the panel; extending through the set of perforations in the panel; and extending over the set of perforations in the panel; and a barb extending from the body opposite the rim; a backing plate configured to receive the barb of the tag housing; and an applicator configured to drive the barb through an ear of an animal and into the backing plate.

Abstract: A method for generating a certificate for an animal is provided. The method can include obtaining, from at least one sensor, an animal related input of the animal, and obtaining, from an animal database, animal data based on the animal related input. The method can also include analyzing by one or more processors, the obtained animal related input and animal data to determine an identity of the animal, and obtaining, by the one or more processors, additional animal data based on the identity of the animal. The method can also include automatically generating, with the one or more processors, a certificate that includes an indicator based on the additional animal data.

Abstract: A grooming assistance device and method is provided to assist a groomer in controlling an animal during grooming. The grooming assistance device has a headgear to be worn by the groomer, the headgear having a food holder attached thereto, the food holder has a front side configured to hold a food and positioned on the headgear so that it is accessible to the animal allowing the animal to eat the food on the food holder while the groomer is grooming the animal.

Abstract: The present disclosure provides a pet care machine, including a machine housing, internally provided with an air channel having at least one air channel inlet and at least one air channel outlet; an electric fan, configured to stir air and form an air flow flowing into at least one air channel inlet and out of at least one air channel outlet; a combing member, comprising at least one group of comb teeth, wherein the comb teeth has a received state and an extended state; a motion area, located outside the air channel and communicating at least one air channel outlet with at least one air channel inlet and providing a space for transition of the comb teeth between the extended state and the received state.

Abstract: An animal product is provided that includes a plurality of colorful absorbent strips that form a puck. The plies can include at least one ply of fibrous material. In some inventive embodiments, the colorful absorbent strips have a height to length ratio from about 1:1 to about 1:200. While in other inventive embodiments, the adjuvants operative to enhance performance of said puck or entertainment value of said puck for a laboratory animal. The puck is amenable to radiation sterilized.