Abstract: The present invention provides methods for preparing flowable urea-based granular fertilizers, wherein the urea-based granular fertilizer has become wet; comprising contacting the urea-based granular fertilizer with a conditioner; and optionally other components to form a more flowable urea-base granular fertilizer. Methods for preventing urea-based granular fertilizer caking and urea-based granular fertilizer compositions are also disclosed.

Abstract: A composition has a core of at least one fertilizer substance and at least one layer of a coating material surrounding the core. The core may contain nitrogen and the coating material may include one or more linear, saturated aliphatic monocarboxylic acids.

Abstract: The invention describes a new method for the production of high nitrogen organically-augmented inorganic fertilizer that incorporates municipal biosolids or organic sludges that can compete with traditional fertilizers such as ammonium phosphate, ammonium sulfate and urea on the commodity fertilizer marketplace. The method creates a thixotropic paste-like material from the biosolids or organic sludge that is blended with hot or molten ammonium salts, especially a mixture of ammonium phosphate and ammonium sulfate. The invention can be an add-on to commercial production of ammonium salts or it can stand alone by manufacturing ammonium salts prior to their introduction to the conditioned biosolids. The invention is oriented to be tailored to production facilities for individual municipal waste treatment plants in order to keep manufacturing plants small with a minimization of logistics and liability.

Abstract: Fertilizer products, and methods of making fertilizer products are provided that include an additive, such as an agrochemical, coated onto a base fertilizer particle. The outer coating bonds to the inner coating and maintains the inner coating on the base fertilizer particle until the base fertilizer particle undergoes dissolution and releases the fertilizing component.

Abstract: A water-dispersible particle for delivery of fertilizer to a plant is disclosed. After delivery wetting of the particles causes particle dispersion so as to prevent secondary pick up to the particles. Methods for making and using the water-dispersible particle are described.

Abstract: Multiple-component fertilizer materials and methods of use are provided, wherein the fertilizer materials include first and second fertilizer products respectively including an ammoniacal fertilizer (e.g., urea) in combination with a partial calcium salt of a selected copolymer, and a phosphorous fertilizer (e.g., DAP) in combination with a partial sodium salt of a selected copolymer. The copolymer fractions of the first and second fertilizer products are most preferably copolymers of itaconic acid and maleic anhydride. The fertilizer materials give synergistically enhanced crop yields when applied to soil or growing plants.

Abstract: The subject matter of the present invention is a composition for inhibiting urease and nitrification, which may be in liquid or solid form and which comprises at least one compound for inhibiting urease, of phosphoramide type, combined with an essential oil of Allium preferably originating from Allium sativum. This composition may be used in combination with a urea-based fertilizer for the manufacture of fertilizing compositions.

Abstract: A dry flowable additive for aqueous urea-based fertilizers made of solid urea formaldehyde polymer (UFP), N-(n-butyl) thiophosphoric triamide (NBPT), and, optionally, dicyandiamide (DCD), wherein the liquid fertilizer containing the additive provides reduced nitrogen loss from the soil. Optionally, the dry additive may also be blended with molten or solid urea to form a solid urea-based fertilizer with reduced nitrogen loss from the soil.

Abstract: A solid urea fertilizer prepared by mixing a solid, flowable, urea formaldehyde polymer with a urea source, such as molten or solid urea to form a fertilizer that has favorable crush strength characteristics, low biuret content, and/or desirable storage and handling properties. The urea fertilizer may contain additionally, an aqueous urea formaldehyde solution or mixture. Optionally, the fertilizer may contain a urease inhibitor and/or a nitrification inhibitor.

Abstract: A method of controlling moss by applying to grass infested with moss a dry composition including: a) a source of nitrogen such as isobutylenediurea or methylene urea; b) a non-ionic surfactant or wetting agent; c) a metal containing salt, and d) an acidic pH adjusting agent effective to adjust the pH of the composition to a pH of between 2.5 and 5 when wetted on grass. The dry composition may be a granular composition, and may be applied by broadcasting over a large area.

Abstract: An agrichemical is disclosed having increased bio-activity which is adapted for spray application in a form which offers reduced aerial drift and improved deposition on organisms, reduced agglomeration and gellation problems, is adapted for use with chemicals, pesticides and fertilizers and allows for lower agrichemical use rates. Various adjuvants and surfactants are combined with fertilizers or pesticides, such as herbicides fungicides and insecticides, to reduce application problems relating to droplet size, foaming, chemical stability, plant and area coverage, droplet drift, surface tension, suspension, incompatability, phytoxicity, solubility, volatilization and evaporation, while providing enhanced bio-efficacy and low aquatic toxicity. Purifying the agrichemical composition water source by any of various known processes such as oxidation, ultra-filtration, deionization, reverse osmosis or nanofiltration lowers or removes alkaline components, such as calcium, magnesium, iron, sodium, etc.

Abstract: The invention provides for methods, devices, and systems for pyrolyzing biomass. A pyrolysis unit can be used for the pyrolysis of biomass to form gas, liquid, and solid products. The biomass materials can be selected such that an enhanced biochar is formed after pyrolysis. The biomass can be pyrolyzed under specified conditions such that a selected biochar core is formed. The pyrolysis process can form a stable biochar core that is inert and/or resistant to degradation. The biochar or biochar core can be functionalized to form a functionalized biochar or functionalized biochar core. Functionalization can include post-pyrolysis treatments such as supplementation with microbes or physical transformations including annealing and/or activation.

Abstract: This invention relates to the use of selected adjuvants to improve the performance of S-(+)-abscisic acid (S-ABA, ABA) or ABA salts on plants.

Abstract: There is disclosed a fertilizer composition comprising a water-insoluble slow-release reacted nitrogen fertilizer and an effective amount of a water-soluble, non-aromatic poly(amino acid) of the group poly(aspartic acid), poly(glutamic acid), poly(glycine), poly(lysine) a copolymer of cystein and glutamic acid and a terpolymer of cystein and glutamic acid and aspartic acid, wherein the poly(amino acid) has a molecular size larger than that which can be absorbed by a plant. A method of making and using the fertilizer composition is also disclosed.

Abstract: A method of improving the properties of urea granulates, more especially the caking tendency, the dust formation and the foaming tendency in aqueous media, by the addition of an additive to the urea, wherein the additive comprises a carboxylic acid compound with the general formula XY—(Z)—COOH, in which Z is a saturated or unsaturated hydrocarbon with 1-25 carbon atoms and X and Y are selected from the group consisting of a hydrogen atom or a polar organic functional group, and in that the additive is added as a solution in a polar solvent to the urea granulates, which are subsequently dried.

Abstract: The present invention relates to environment-friendly, synergistic carbon-nano complex fertilizers comprising carbon-containing-fertilizer. The complex fertilizers comprise carbon nanomaterials, which have the particle size in a range from 5 nm to 200 nm and particularly 5 nm to 100 nm, and optional ammonia stabilizer or nitric acid reductase inhibitor. The weight ratio of the carbonic fertilizer and the carbon nanomaterials is in a range from 100:0.1 to 100:1. The weight ratio of the carbon-containing-fertilizer and the ammonia stabilizer or nitric acid reductase inhibitor is in a range from 100:0.1 to 100:1. Said carbon-containing-fertilizer is ammonium bicarbonate, urea, or a combination thereof. The complex fertilizers show synergistic emission reduction. The present invention also relates to compound fertilizers, which comprise said complex fertilizer and organic fertilizer.

Abstract: The present invention relates to provides novel fertilizer products from Kimberlite having utility as nutrients to supply silica, magnesium, trace elements with or without organic substances, and also having scope to design products with various combinations with other fertilizers and/or plant based nutrients with or without nano structure.

Abstract: A controlled release fertilizer composition and methods to produce the controlled release fertilizer composition are described. The controlled release fertilizer composition comprises a water soluble fertilizer core that is coated with a polymeric layer, intermediate layer, and a sulfur layer. If desired, the sulfur layer can be coated with an outer water-insoluble layer.

Abstract: A composition for enhancing plant growth and a method of applying the composition onto hydrophobic surfaces and retaining the composition on these surfaces is disclosed. The composition comprises a superabsorbent, a binder and nutrients that may be applied onto surfaces of materials that are part of the plants or plant growth environment such as seeds, soil, mulch, plant roots and herbicides. An aqueous solution of the composition may be applied to the material surfaces through the irrigation system. Once dried, a substantially solid film forms on these surfaces that contains the superabsorbent and the nutrients that are available for the plants to enhance their growth.

Abstract: A controlled release fertilizer composition and methods to produce the controlled release fertilizer composition are described. The controlled release fertilizer composition comprises a water soluble fertilizer core that is coated with a polymeric layer, intermediate layer, and a sulfur layer. If desired, the sulfur layer can be coated with an outer water-insoluble layer.

Abstract: There is disclosed a fertilizer composition comprising a water-insoluble slow-release reacted nitrogen fertilizer and an effective amount of a water-soluble, non-aromatic poly(amino acid) of the group poly(aspartic acid), poly(glutamic acid), poly(glycine), poly(lysine) a copolymer of cystein and glutamic acid and a terpolymer of cystein and glutamic acid and aspartic acid, wherein the poly(amino acid) has a molecular size larger than that which can be absorbed by a plant. A method of making and using the fertilizer composition is also disclosed.

Abstract: Phosphorus-free or low phosphorus fertilizer compositions containing a polyamino acid salt. The fertilizer formulations disclosed herein contain a nitrogen source, a potassium source, a polyamino acid salt and in some cases a low level source of phosphorus. The compositions may be in the form dry homogeneous blends and may be carried in liquid for application to surface or subsurface areas by conventional liquid fertilizer applying equipment.

Abstract: The invention relates to an agricultural composition wherein the composition comprises an effective amount of a sulphur active ingredient and at least one dispersing agent.

Abstract: A water-dispersible particle for delivery of fertilizer to a plant is disclosed. After delivery wetting of the particles causes particle dispersion so as to prevent secondary pick up to the particles. Methods for making and using the water-dispersible particle are described.

Abstract: The present invention relates to a method for the authentication of a product, comprising providing said product with at least one marker, wherein said marker is a phosphorescent marker selected from a set of m phosphorescent markers each having a different emission spectrum, wherein m is an integer equal or greater than 3, and wherein said marker is provided at an amount that results in a phosphor-specific emission below background radiation emitted from said product.

Abstract: An agronomic carrier coated with an acidifying agent and a method for preparing same is described.

Abstract: A method of manufacturing a controlled release fertilizer wherein the fertilizer is deposited onto a first polymer film and then covered by a second polymer film to encapsulate the fertilizer between the first polymer film and the second polymer film.

Abstract: A controlled release nitrogeneous fertilizer composition system, comprising (a) a tannin selected from the group consisting of purified tannins, purified modified tannins, condensate tannins, and mixtures thereof; (b) a nitrogeneous fertilizer component selected from the group consisting of an ammonia fertilizer, an ammonium fertilizer, a urea fertilizer, a nitrogen containing fertilizer, a natural nitrogen containing organic fertilizer, a nitrogen containing waste product fertilizer, a slow and control release fertilizer, and mixtures thereof; and optionally (c) a carrier. Also disclosed is a method for making such fertilizer composition systems.

Abstract: There is disclosed a fertilizer composition comprising a water-insoluble slow-release reacted nitrogen fertilizer and an effective amount of a water-soluble, non-aromatic poly(amino acid) of the group poly(aspartic acid), poly(glutamic acid), poly(glycine), poly(lysine) a copolymer of cystein and glutamic acid and a terpolymer of cystein and glutamic acid and aspartic acid, wherein the poly(amino acid) has a molecular size larger than that which can be absorbed by a plant. A method of making and using the fertilizer composition is also disclosed.

Abstract: This invention relates to the use of selected adjuvants to improve the performance of S-(+)-abscisic acid (S-ABA, ABA) or ABA salts on plants.

Abstract: Multiple-component fertilizer materials and methods of use are provided, wherein the fertilizer materials include first and second fertilizer products respectively including an ammoniacal fertilizer (e.g., urea) in combination with a partial calcium salt of a selected copolymer, and a phosphorous fertilizer (e.g., DAP) in combination with a partial sodium salt of a selected copolymer. The copolymer fractions of the first and second fertilizer products are most preferably copolymers of itaconic acid and maleic anhydride. The fertilizer materials give synergistically enhanced crop yields when applied to soil or growing plants.

Abstract: A multiple effect plant growth promoting mixture is provided that includes a first plurality of fertilizer granules, each containing a quantity of a bioavailable source of nitrogen, phosphorus, or potassium. A second plurality of granules, each containing an active agent effective in inhibiting an organism interfering with plant growth are intermixed with the fertilizer granules. The fertilizer granules are substantially devoid of the active agent adhering to the fertilizer granule and the active agent granules are substantially devoid of fertilizer. The potential for cross contamination being associated with granule breakage associated with intermixing and transport.

Abstract: Improved agriculturally useful products are provided, including solid materials such as nitrogenous fertilizers (e.g., urea), together with a polycarboxylated polymer selected from the group consisting of a salts of copolymers containing individual quantities of maleic and itaconic moieties. The polymer composition also includes from about 10-60% by weight of an organic drying agent such as a lower alcohol which enhances the quick drying properties thereof. The compositions may also include an amount of boron, and bimodal vinylic polymer made up of quantities of high and low molecular weight (MW) vinylic polymers such as PVA.

Abstract: A composition has a core of at least one fertilizer substance and at least one layer of a coating material surrounding the core. The core may contain nitrogen and the coating material may include one or more linear, saturated aliphatic monocarboxylic acids.

Abstract: A controlled release fertilizer including a fertilizer granule, having an outer surface, a coating of biopolymer composition on the outer surface of the fertilizer granule, wherein the biopolymer composition includes at least one biopolymer, and a process of making the controlled release fertilizer including the steps of screening fertilizer granules to a preselected granule size, heating a biopolymer to become substantially fluid, and applying the biopolymer onto the surface of the fertilizer granule to produce a coating on the granule of a predetermined amount.

Abstract: Improved agriculturally useful products are provided, including solid materials such as nitrogenous fertilizers (e.g., urea), together with a polycarboxylated polymer selected from the group consisting of a salts of copolymers containing individual quantities of maleic and itaconic moieties. The polymer composition also includes from about 10-60% by weight of an organic drying agent such as a lower alcohol which enhances the quick drying properties thereof. The compositions may also include an amount of boron, and bimodal vinylic polymer made up of quantities of high and low molecular weight (MW) vinylic polymers such as PVA.

Abstract: A urea fertilizer having reduced ammonia volatilization upon application to soil including a central particle having an outer surface and comprising ammonia volatilization inhibiting compounds containing one or more of boron and iodine, and a coating of urea on the outer surface of the central particle, and further a process of making the fertilizer including the steps of: granulating ammonia volatilization inhibiting compounds containing one or more of boron and iodine, with a binder to produce volatilization inhibitor particles; screening the inhibitor particles to a preselected particle size; spraying melted urea onto the surface of the inhibitor particles to produce a coating on the inhibitor particles; granulating the coated inhibitor particles with sprayed melted urea to produce granules of urea coated central volatilization particles; and cooling the granules.

Abstract: A concentrated, homogenous, stable, water-soluble fertilizer suspension comprising: water-soluble mineral nutrients of at least nitrogen, phosphorous, potassium, calcium, and magnesium; and an organic stabilizing additive; and wherein the pourable, aqueous suspension has water-soluble mineral nutrients amounting to at least about 80 percent by weight (wt. %) of the suspension.

Abstract: Biomass is preferably first prepared so as to produce the desired size, shape and moisture content. The prepared biomass is introduced along with a gasifying oxidant into a suitable gasification device to produce syngas. A mixture of air and steam may be used as the gasifying oxidant. The syngas is purified to remove particulate matter, ash, aerosols, halogens, sulphur containing compounds and volatile organometallics. The ash produced from the gasifier is collected for later use. The purified syngas is passed through a water gas shift reactor and any carbon monoxide or carbon dioxide are removed from the syngas. The gas is then passed through an ammonia synthesis reactor. The resulting ammonia is then converted into a desired ammonia product. Finally, the ammonia product and the previously removed ash are then mixed to produce a fertilizer.

Abstract: A fertilizer supplying animal nutrients including a core particle having an outer surface and comprising compounds containing animal nutrients, and a coating of urea on the outer surface of the core particle, and further a process of making the fertilizer including the steps of: screening animal nutrient core particles comprising a powdered substance containing an animal nutrient, to a preselected particle size; spraying melted urea onto the surface of the nutrient core particles to produce a coating on the nutrient core particles; granulating the nutrient core particles with sprayed melted urea to produce nutrient core granules; and cooling the nutrient core granules.

Abstract: Improved agriculturally useful products are provided, including solid materials such as nitrogenous fertilizers (e.g., urea), together with a polycarboxylated polymer selected from the group consisting of a salts of copolymers containing individual quantities of maleic and itaconic moieties. The polymer composition also includes from about 10-60% by weight of an organic drying agent such as a lower alcohol which enhances the quick drying properties thereof. The compositions may also include an amount of boron, and bimodal vinylic polymer made up of quantities of high and low molecular weight (MW) vinylic polymers such as PVA.

Abstract: A method of improving the crushing strength, impact resistance and the compressibility of urea granules by the addition of a compound to the molten urea, wherein the compound comprises both a polyvinyl compound and an organic molecule consisting of 1-10 carbon atoms and 1-10 polar organic groups.

Abstract: The invention relates to a process for the granulation of a concentrated urea solution whereas the granulation produces a urea granulate and a dust laden air, which is then fed into a dust scrubber which removes the coarser dust with a less concentrated urea solution and which releases a residual air comprising air with ammonia, carbon dioxide water and an aerosol comprising mainly ammonium isocyanate and a part of very fine urea sublimate, whereas the aerosol is then separated off and fed into a isomerisation unit which comprises a stripping where the ammonium isocyanate reacts with steam to form urea which is then redirected into the dust scrubber as a less concentrated urea solution, and the residual air is directed into an acidic scrubber which releases clean air into the atmosphere which finally leads to a recycling of the aerosol of ammonium isocyanate into urea. The invention also relates to a device for carrying out the related process.

Abstract: The invention relates to preparations with improved urease-inhibitory effect which comprise at least two different (thio)phosphoric triamides and to urea-comprising fertilizers which comprise these preparations. The invention furthermore relates to a method of preparing these preparations, to the use of these preparations in the fertilization with urea-comprising fertilizers, and to the use of urea-comprising fertilizers which comprise these preparations in agriculture or in horticulture.

Abstract: Reaction products and methods for making and using the same are provided. In at least one specific embodiment, the fertilizer can include a nitrogen source comprising urea, ammonia, ammonium nitrate, or any combination thereof and a reaction product of formaldehyde, an ammonia source, and a nitrification inhibitor.

Abstract: A controlled release fertilizer composition and methods to produce the controlled release fertilizer composition are described. The controlled release fertilizer composition comprises a water soluble fertilizer core that is coated with a polymeric layer, intermediate layer, and a sulfur layer. If desired, the sulfur layer can be coated with an outer water-insoluble layer.

Abstract: This invention refers to a liquid fertilizer of organic and mineral origin where sabila and humic acid are used as sources of organic matter, to which may be added micronutrients iron, zinc, copper, manganese, boron, calcium and magnesium in the form of a soluble compound; furthermore, a chelating agent and a surfactant to make the nutrients more assimilable for the crops may be added. The invention consists of a liquid organic-mineral fertilizer whose organic base is sabila extract and/or humic acid; and the mineral elements conform to diverse added salts so that the fertilizer contains the essential micronutrients for all soil type (iron, zinc, copper, manganese, boron, calcium and magnesium). Furthermore, the invention contains a chelating agent and a surfactant to improve the assimilation of the nutrients for the cultivations.

Abstract: The invention provides inter alia a mineral complex comprising about 40 wt. % to about 60 wt. % SiO2, about 6 wt. % to about 16 wt. % Fe2O3, about 4 wt. % to about 12 wt. %. CaO, about 2 wt. % to about 8 wt. % MgO, wherein at least 85% of the mineral complex has a particle size of about 10 to about 6000 mesh, related compositions and methods for their use, including for growth medium augmentation and remediation.

Abstract: Novel low-carbon fertilizers and processes useful for the production of the novel low-carbon fertilizers are disclosed.

Abstract: Improved agriculturally useful products are provided, including solid materials such as nitrogenous fertilizers (e.g., urea), together with a polycarboxylated polymer selected from the group consisting of a salts of copolymers containing individual quantities of maleic and itaconic moieties. The polymer composition also includes from about 10-60% by weight of an organic drying agent such as a lower alcohol which enhances the quick drying properties thereof. The compositions may also include an amount of boron, and bimodal vinylic polymer made up of quantities of high and low molecular weight (MW) vinylic polymers such as PVA.