1218results about "Fertiliser forms" patented technology

The invention relates to an enveloped controlled release fertilizer and method for preparation which consists of, preheating the urea particles to a predetermined temperature, spraying the molten liquid state sulfur to the urea particles, forming a layer of smooth and compact sulfur-coated urea, charging hot-curing resin component on the sulfur-coated urea for even distribution onto the urea particle surface and fast formation.

The invention relates to an enveloped controlled release fertilizer and method for preparation which consists of, preheating the urea particles to a predetermined temperature, spraying the molten liquid state sulfur to the urea particles, forming a layer of smooth and compact sulfur-coated urea, charging hot-curing resin component on the sulfur-coated urea for even distribution onto the urea particle surface and fast formation.

Basic magnesium carbonate comprising a tubular aggregated particle of flaky fine crystals.

The present invention provides a microbe composition, tobacco-dedicated biological organic fertilizer containing the composition, its usage method. The microbe composition comprises aztobacter sp., pseudomonas fluorescence, Bacillus megaterium, bacillus mucilaginosus and bacteria capable of preventing and treating plant disease and insect pests. The microbe composition is mixed according to proportion with oligochitosan, lignite, grass charcoal, and bean cake and fermented to make bacteria powder fertilizer, and further added with potassium-enriching shale, bentonite and water-keeping agent to make bacteria granule fertilizer. The tobacco-dedicated biological organic fertilizer contains the above-mentioned bacteria powder fertilizer and granule fertilizer which contains natural mineral and good organic substance, C / N value being large, which fit the growth rule of tobacco plant and promote potassium fertilizer efficiency and possesses long-lasting potassium-supply capability and provides effective ingredient for tobacco.

The invention belongs to the technical field of bio-organic fertilizer production, and provides slowly-releasing water conservation biological organic and inorganic compound fertilizer particles and a production method thereof. The fertilizer has the advantages of reasonable structure, unique processing technique, scientific formulation, high fertilizer effect, improved soil physical condition, convenience application, and wide application scope; high-grade bio-organic fertilizer meeting the requirements of organic agricultural vegetable, fruits or food production, or fertilizer having special functions of drought resisting, saline and alkaline resisting and continuous cropping resisting and capable of specially meeting fertilizer requirement rules of various crops can be further designed and developed. The fertilizer effect playing way in the invention is unique, and component parts such as probiotics, inorganic nutrients, regulatory factors, organic matter and the like can be respectively played in time and space. Through the design to fertilizer particle structure and formula, the advantages of organic matter, high concentration of inorganic fertilizer, slowly-releasing efficiency and the special effects of beneficial microorganisms are integrated and slowly-releasing water conservation biological organic and inorganic compound fertilizer particles can be the first choice in replacing organic and inorganic compound fertilizers, compound fertilizers and inorganic slow release fertilizers.

The present invention relates to a controlled release fertilizer, especially, a new controlled release fertilizer and its production process. The controlled release fertilizer comprising coating of environmentally friendly material and fertilizer core, which is nitrous fertilizer containing urease inhibitor and / or nitration inhibitor. The production process includes fertilizer core preparation via spray granulating in fluidized bed, or spray granulating in rotating drum, or disc mixing granulating; and physical coating via spraying in fluidized bed. The fertilizer has good controlled release effect and wide application range, and is environmentally friendly and low in cost.

Fertilizer compositions for plant production are described, comprised of decontaminated manure and Bacillus spores, preferably a humic acid derived from lignite and, optionally, one or more of N compounds, P compounds, K compounds, and combinations of two or more of these compounds. Preferred compositions are those wherein the ingredients are blended into an admixture resulting in a granular product. Other preferred compositions are those blended into an admixture resulting in a powdered product. Preferably, the ingredients are formed into hardened prills or pellets. Processes for production and use are also presented.

This invention relates to an envelope control release fertilizer and its production method that using heating fluidized-bed envelope technology. Exhausted thermoplastic resins are used and many filling materials are added, it is used in quick mass industrialized production. Polystyrene cellular resin and polyethylene pellicle resin are mixed as certain proportion set before, and certain proportion flour, corn powder and rubber powder are mixed and dissolved in mixed liquor perchlorethylene and dichloromethane. The liquor is uniformly sprayed to the pre-heated composite fertilizer, carbamide, lemery salt and other fertilizer particles through twin fluid atomization nozzle in heating fluidized-bed in order to form macromolecule polymer envelope that lubricity and densification and with different capabilities of breaking through of water. The liquor is recovered through special made condensation and compaction recovery plant. This production not only has good nutrition control and releasing capability and the nutrition control and releasing term can reach 1 to 12 months, but also the putamina residue in the soil can be degraded in short time, so it belongs to environment good control and releasing fertilizer.

The invention discloses a coated fertilizer for inducing root growth and a preparation method and an application thereof, belonging to the field of fertilizer industry. The coated fertilizer comprises a fertilizer core and a coated layer, wherein the fertilizer core comprises organic matters, compound amino acid, humic acid materials, macroelements, secondary elements, microelements and an inorganic conditioner, the coated layer comprises a binder, a coated agent, a root system inducer, an alginate solution and a calcium ion solution. The preparation method comprises the following steps of smashing raw materials of the fertilizer core, after mixing, tabletting so as to form granulated fertilizer, spraying the binder, the coated agent mixed with the root system inducer, the alginate solution and the calcium ion solution on the granulated fertilizer sequentially so as to form a coated layer, and obtaining the coated fertilizer for inducing root growth after drying. On the one hand, the coated fertilizer can induce the root system to grow rapidly around the fertilizer due to the addition of the root system inducer, so that the fertilizer use ratio is improved; on the other hand, the fertilizer core is extruded and bonded by adopting a physical manner, so that the slow-release effect of the fertilizer core guarantees the fertilizer to be used efficiently.

The invention discloses a color drought-resistance water-retention sustained-release compound fertilizer and a method for producing the same, wherein the method comprises the followings steps of: measuring, crushing and uniformly mixing fertilizer raw materials, granulating by adopting an ammonia-acid method rotary drum granulating process, performing one-stage drying, semi-cooling and screening of grains, and sending the mixture to a coating machine; adopting a continuous melting rotary drum film-coating method coating process to perform compressed air atomization and uniform coating of color coating oil sprayed by a special nozzle; and adding a water-retaining agent and an anti-adhesive agent by a screw conveyor, and performing full stirring, cooling and packaging to obtain the finishedproducts. The color drought-resistance water-retention sustained-release compound fertilizer has the effects of drought resistance, water retention, nutrient preservation, soil condition improvement and environmental protection, and the appearance of the fertilizer has color marks; and when the fertilizer is applied to crops, the fertilizer has the advantages of increasing yield and incoming, along with simple production method, convenient operation, low cost and high benefits.

The invention discloses a humic acid slow release soil improving fertilizer and a preparation method thereof, and belongs to the technical field of agricultural fertilizer production. The invention produces slow release fertilizer for soil improvement with humid acid, lignin, and ordinary NPK fertilizer as major raw materials. Applicable to all types of soils and crops, the fertilizer can improve soil structure, increase water and manure preservation performance of soil, avoid and treat soil hardening, and have the good improvement effect on saline land in particular. The humic acid slow release soil improving fertilizer can be used as soil dressing agent.

The invention relates to a poly-gamma-glutamic acid synergistic fertilizer for strengthening fertilizer effect, which belongs to the fertilizer field. The invention comprises graininess fertilizer which comprises the poly-gamma-glutamic acid. The contents of the poly-gamma-glutamic acid and fertilizer in weight are as follows: 0.01 to 1 percent of the poly-gamma-glutamic acid and the remained content is fertilizer. The contents of poly-gamma-glutamic acid of the invention are strictly controlled and the poly-gamma-glutamic acid can be conveniently fertilized. The poly-gamma-glutamic acid is combined with to make full use of the feature as absorption promoter of fertilizer of the poly-gamma-glutamic acid, therefore, crops output is further raised. The fertilizer is released slowly and prolonged by around 4 times compared with the traditional fertilizer in soil. The invention promotes crop absorption and inhibits fertilizer ingredient decomposition and loss, therefore, fertilizer use is directly decreased by more than 20 percent. The pollution to environment is reduced without excessive or inappropriate fertilization.

The invention provides an afforested ecology brick comprising cement, frame material, pore material, organic fertilizer and slow release fertilizer. The organic fertilizer and the slow release fertilizer are blended evenly in a stirring mill by a certain proportion, and then shaped into circular or columnar pellets by a pelleter. The pore material and the frame material are smashed successively, and all materials are blended evenly into the stirring mill according to allocated proportion, and then loaded into a mold and aired or dried after the compression of a breeding hole device on the breeding holes. The invention has the advantages of reasonable design, easy operation, widespread selection of raw materials, and low cost. The ecology brick of the invention can not only solidify slope protection, but meet the growth of plants. Moreover, the invention has the abilities of anti-wind and anti-aridity, thereby enabling the flexible landscape design in different forestation places. The invention not only meets the afforested needs, but also processes the abandoned resources through solidifying means, thereby avoiding the pollution to the environment and meeting the demand of environmental protection. The invention can be applied to rock surface, slope forestation and solidification, and environmental greening.

A coated slow-releasing fertilizer and its production are disclosed. The volume fraction of nanometer resistant inorganic filler with average particle size<1 mum is 0.5-80%, volume fraction of polar bonding material is 99.5-20%. It has long total-distance stripping time and excellent slow-releasing performance.

The granular composite fertilizer consists of urea 45-50 weight portions, potassium chloride or potassium sulfate 20-25 weight portions, ammonium phosphate 20-30 weight portions and stuffing 1-5 weight portions. It is prepared by using high temperature molten urea as carrier to fuse the materials homogeneously and through tower top showering to cool and pelletize. The tower has height of 60-120 m and diameter of 8-20 m. During preparation, water is introduced continuously for adhering to pelletize without caking. The melt composite fertilizer preparing process has the advantages of no material returning, greatly raised production capacity, low power consumption, high apparatus utilization, less environmental pollution, etc.

The present invention provides a complete, safe, cost-effective, simple-to-use, and pH balanced hydroponics nutrient feeding kit for culturing plants indoors, outdoors and in green houses, wherein the hydroponics nutrient feeding kit comprises a set of formulations for making chronologically sequential nutrient solutions to culture a hydroponic crop through an entire growth cycle, wherein each formulation comprises all of the nutrient components required in a batch of nutrient solution. The nutrient components are pre-measured for a specific hydroponic nutrient reservoir size to consistently provide plants with their nutrient requirements for the specific stage of growth through the vegetative phase and the flowering and fruiting phase through to harvest. The hydroponics nutrient feeding system can be used with rock-wool, sphagnum moss, leca, coir, lava rock, soil mixes, aeroponics, drip irrigation, flood and drain, wick, NFT, systems and all other hydroponic growth mediums and systems.

The invention provides a pesticide fertilizer and application thereof. The pesticide fertilizer is prepared from the following components in percentage by weight: 0.1-1 percent of abamectin, 1-10 percent of imidacloprid and / or acetamiprid and / or thiamethoxam, 15-40 percent of great amount of element fertilizer, 1-5 percent of trace element fertilizer and 44-72.4 percent of carrier. By compounding the abamectin, the imidacloprid and / or the acetamiprid and / or the thiamethoxam, a great amount of element fertilizer and the trace element fertilizer, the pesticide fertilizer effectively improves the pesticide effects of the abamectin, the imidacloprid and / or the acetamiprid and / or the thiamethoxam on nematodes and soil pests and takes the effect of promoting the growth of crops. Because of the excellent performance and the pesticide effects, the pesticide fertilizer can be applied to the prevention of the nematodes and the soil pests. The invention also provides preparation methods of a grain-type pesticide fertilizer and a powder-type pesticide fertilizer, which have simple process and easily controlled conditions and are suitable for industrial production.

The invention discloses a novel organic substrate and a preparation method thereof. The method comprises the following steps: using feces of beasts and birds as earthworm food; providing environment suitable for earthworms to grow; sieving the feces generated through being processed by the earthworms into earthworm feces with the grain diameter between 4 and 6 mm; and matching and adding pelhamite, perlite and trace elements for being uniformly mixed to prepare the novel organic substrate, wherein the grain diameter of the pelhamite and the perlite is between 3 and 5 mm. The novel organic substrate comprises the following ingredients in percentage by weight: 58 to 71 percent of earthworm feces, 25 to 35 percent of pelhamite, 3.5 to 6.5 percent of perlite and 0.05 to 0.5 percent of trace elements. The invention has the advantages of simple preparation method, rich resources and low price of adopted materials, changes waste materials into useful materials, reduces the environment pollution, and has sufficient nutrition and stable performance. When being used for flower culture, the invention improves the quality of the flower pit tray seedling culture, and reduces the seedling culture steps such as fertilizing and the like.

The invention provides a fertilizer with release-controlled function for strengthening root and inhibiting growth, which comprises the components of (by weight ratio) nourishing substance 15-40, plant growth retardant 0.05-5, plant growth accelerator 0.05-5, controlled release carrier 50-84. The fertilizer has the functions of delaying vegetation, dwarfing the strains, accelerating tillering, root generating, reinforcing cold resistance, drought resistance, and minimizing soil residual quantity of growth regulator.

A process for preparing compound organic fertilizer from city mud includes such steps as adding natural dewatering agent instead of polyacrylamide for good solubility and low poison, adding the material soluble to phosphoric acid and the material for passivating heavy metals, inoculating VT bacteria as aerating agent for softening mud and releasing nutrients, high-temp high-pressure puffing, granulating, and inoculating bacteria again. Its advantages are bialanced rich nutrients, high solubility, and high physical properties.

The invention discloses an organic microorganism-containing ecological fertilizer and a production method thereof. The ecological fertilizer consists of a three-layer structure, an inner layer is made of compound fertilizer granules, an urease inhibitor and nitrification inhibitor coating is used as a middle layer, an outer layer is made of an organic microorganism coating agent prepared by using an active bacteria packing method; and the production method comprises the steps of mixing and granulating, inhibitor coating, and organic microorganism coating. The production method disclosed by the invention is simple, and a prepared ecological fertilizer is complete in nutrients, ensures a high survival rate due to mixed bacterial manures, ensures long survival time of effective living bacteria, has sufficient inorganic nutrients, is convenient to apply, can avoid topdressing, and promotes the development of non-toxic and harmless fertilizers; and the ecological fertilizer has an obvious antagonism effect on continuous cropping pathogenic fungi, therefore, the proliferation of bacteria is effectively promoted, the micro-ecological environment of soil is significantly improved, and after the crops are harvested, the soil is fertile so that next-stubble crops can grow very well.

The invention discloses a water-based polymer coated film and a preparation method of a film-coated controlled release fertilizer thereof, which belongs to the agricultural controlled release fertilizer preparation technical field and relates to using a novel water-emulsion type polymer. The polymer film-coated controlled release fertilizer is coating a layer of novel degradable latex polymer film layer on the surface of granular fertilizer. The granular fertilizer with the diameter of 2 to 5mm is packed inside a film coating device of a rotating drum or a fluidized bed, and the granular fertilizer flows inside the film coating device to be heated to 80 DEG C to 100 DEG C. Organic matter is sprayed on the surface of the granular fertilizer, then complex polymer latex is sprayed on the facial surface of the organic matter film layer of the granular fertilizer to be dried continuously, the water of the film layer is removed by complete drying, and the polymer latex film-coated controlled release fertilizer is obtained. The invention conquers the problem that organic solvent leaks to cause the environmental pollution during the process of the production and avoids the problems of solvent recycling; the manufacturing process is easy for realizing the large scale chemical industry production; the investment cost is low; the production cost is reduced greatly.

The invention discloses a coated slow-release fertilizer and its preparation method, which is characterized by that, a layer of urea is sprayed and coated onto the surface of the composite fertilizer particles as a bottom covering, so as to form a release control layer of modified epoxy resin, this process can increase the nitrogen element content in the fertilizer.

The present invention relates to saline alkali land corn base fertilizer, and specifically to a saline alkali resistance corn base fertilizer and a preparation method thereof. The corn base fertilizer comprises, by weight, 150-250 parts of an organic matter, 100-200 parts of calcium sulfate, 5-10 parts of urea, 100-200 parts of compound fertilizer, 2-5 parts of an active cover agent, 20-40 parts of a porous inorganic substance, 150-250 parts of an acidic liquid, and 0.1-0.5 parts of a compost fermentation agent, wherein the compound fertilizer mainly comprises N, P, K and Zn, the weight ratio of the N to the P to the K to the Zn is 1:0.80-1.10:1.20-1.60:0.40-0.70, and the use amount of a N fertilizer slow-release agent (dicyandiamide) is 2.0-3.0% of the use amount of the N fertilizer. According to the present invention, the special corn fertilizer has an effect of regulation of the pH value of the soil; the considerable organic material, the porous inorganic material, and the like are added, such that the effects of soil structure improving, soil organic matter improving, and soil fertility improving are provided; the utilization efficiency of the N in the compound fertilizer can be improved by matching the corn base fertilizer with the N fertilizer slow-release agent.

The invention provides a method for improving the granulation performance of a urine-based fertilizer and belongs to the field of compound fertilizer production. The method comprises the following steps that: a granulating loop is filled with a boning agent which is one or a mixture of a plurality of water soluble organic synthetic macromoleclar polymers, inorganic macromoleclar polymers or inorganic compound filters and natural or semisynthetic water soluble macromoleclar polymers or is added with agents capable of chemically reacting with urea to produce a thickener to obtain a viscous urea meltwater; and the viscous urea meltwater is delivered to a granulating machine to be mixed with a solid raw material and a return material brought by a return conveyer to be bonded and granulated. The method is simple, easy to implement and convenient to operate and can improve the granulation performance of the urine-based fertilizer, reduce returned material and greatly improve the production capacity of the device. In addition, by adding the bonding agent, the method improves the controlled-release effect of nitrogen and the utilization rate of the fertilizer and reduces the loss of nitrogen element in soil.

The invention relates to a chemical fertilizer and a production method thereof, in particular to a biological organic inorganic compound fertilizer product and a production method thereof. The biological organic inorganic compound fertilizer product comprises a fertilizer core and a coating in which the fertilizer core is wrapped, wherein the fertilizer core is a particle which is produced by adding humic acid and inorganic nitrogen-phosphorus-potassium raw materials to concentrated waste liquid rich in amino acid, organic matter and other nutrient components, guniting, coating and granulating; the concentrated waste liquid is obtained by treating wastewater of gourmet powder factories; and the coating at least comprises animal oil-fat, starch, bone glue and bacillus components. The product integrates quick, slow and long effects, and integrates organic, inorganic and biological materials. The production method takes the animal oil-fat, the starch and the bone glue which can provide lipid and other nutrients for microorganisms and are easy to degrade as carriers of a bacillus preparation, overcomes the phenomenon that the mixture of the bacillus preparation and other fertilizer components is easy to cause pollution to microbial agents and poison strains.

A process for preparing fertilizer from the black liquid generated during making paper by KOH method features that said black liquid is used to treat vegetable material to obtain fertilizer, which can be further processed to obtain different kinds of organic fertilizer, composite inorganic-organic fertilizer and biologic organic fertilizer.

The invention discloses a manufacturing method of high-effective slow-release composite fertilizer, which comprises the following steps: allocating raw material through one or more component of aquacare, ammonium nitrate, ammonium sulfate and ammonium chloride; heating to 60-180 deg.c; blending 15-40% N, 6-35% P2O5, 6-35% K2O and 0.1%-20% slow-release agent; spraying; graining.

The invention discloses a biological fertilizer special for flowers. The biological fertilizer special for flowers comprises the following materials in parts by weight: 30-40 parts of chicken manure, 15-20 parts of peat soil, 12-15 parts of rice chaff, 10-13 parts of wheat bran, 8-15 parts of fallen leaves, 20-30 parts of mushroom residue, 12-15 parts of feather, 10-16 parts of straw, 12-17 parts of monoammonium phosphate, 15-25 parts of urea, 10-15 parts of potassium sulphate, 12-15 parts of ammonium sulfate, 11-12 parts of ammonium bicarbonate, 6-8 parts of carboxymethyl chitosan, 4-6 parts of azadirachtin, 2-4 parts of zinc sulfate, 4-6 parts of ferrous sulfate, 1.1-1.3 parts of borax, 25-28 parts of potassium fulvic acid and 0.5-0.8 part of microorganism yeast. The invention also discloses a preparation method of the biological fertilizer. The biological fertilizer special for flowers has the advantages that the ecological environment and farmland soil can be protected, nitrogen, phosphorus and potassium are blended scientifically, crops are easy to absorb, the production increasing is obvious, double functions of fertilizing and killing insects are realized, and environmental protection is achieved.