CN102925426A - Coated granular microbial agent and production method thereof - Google Patents
Coated granular microbial agent and production method thereof Download PDFInfo
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- CN102925426A CN102925426A CN2012104805602A CN201210480560A CN102925426A CN 102925426 A CN102925426 A CN 102925426A CN 2012104805602 A CN2012104805602 A CN 2012104805602A CN 201210480560 A CN201210480560 A CN 201210480560A CN 102925426 A CN102925426 A CN 102925426A
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Abstract
The invention relates to a coated granular microbial agent and a production method thereof. The coated granular microbial agent is prepared by the following raw materials by weight percent in a mixing way: 7-20 percent of a microbial liquid, 50-85 percent of an adsorption carrier, 0-40 percent of a binding agent and 1-10 percent of a coating agent. The production method comprises the following steps: firstly weighing the raw materials with corresponding percent, mixing the adsorption carrier with the binding agent, adding the microbial liquid to adsorb and then crushing, performing granulation on the crushed material, drying the material after granulation and screening to obtain the finished product granular material through a screening machine, performing aeration-cooling on the finished product granular material and conveying the material after cooling to a coating machine and adding the coating agent for coating, and performing aeration-cooling and drying on the material after coating. The coated granular microbial agent has the benefits of no chemical reaction, no air slaking, no crushing for granules, no formation like sticky mud, good fluidity, high strength, soil adjustment, soil improvement and fertilizer effect enhancement when being mixed with chemical fertilizers such as urea, compound fertilizer and the like for use, and reduces the use cost.
Description
Technical field
The present invention relates to a kind of coated granule microbiobacterial agent and production method thereof.
Background technology
The microorganism particle microbial inoculum generation method is in the market: bacterium liquid makes by granulation, oven dry, cooling, screening with absorption carrier absorption, because brown coal or weathering coal dust contain than high organic and humic acid, low price, market is easily purchased, it is very good again that microbial cells is preserved, compared absolute superiority with other absorption carriers, thus in producing absorption carrier basically all with brown coal powder or weathering coal dust.Because brown coal or weathered coal contain a large amount of humic acid, when mixing use with chemical fertilizer such as urea and Chemical Mixed Fertilizers, chemical reaction occurs, crystallization water makes the mixed fertilizer deliquescence, and particle is pulverized, form the foundry loam shape, bring a lot of troubles to fertilising, particularly can not mechanical fertilization.But, China is along with the high speed development of agricultural planting industry and the realization of agricultural modernization target, mechanical fertilization is the needs of development, the result also is inevitable, so be badly in need of a kind of on the market and the chemical fertilizer such as urea and Chemical Mixed Fertilizer mix chemical reaction, not deliquescence, the microorganism particle microbial inoculum of powder not do not occur, solve the difficult problem of manual fertilising and mechanical fertilization.
Summary of the invention
The purpose of this invention is to provide a kind of coated granule microbiobacterial agent and production method thereof, good fluidity, intensity is high, does not stop up mechanical feed opening, can regulate soil, improvement soil, strengthen fertilizer efficiency, has alleviated labour intensity, and has reduced use cost.
The objective of the invention is to be achieved through the following technical solutions:
A kind of coated granule microbiobacterial agent forms microbial inoculum 7-20%, absorption carrier 50-85%, tackiness agent 0-40%, coating agent 1-10% by the mixed raw material of following weight percent is standby.
Further, described coating agent is fusing urea, liquid soluble glass, potassium silicate, silicon sol, liquid starchy tackiness agent or soluble resin.
Preferably, described coating agent is fusing urea.
Preferably, described coating agent is liquid soluble glass, and the modulus of this liquid soluble glass is 2.6-3.4.
Further, described microbial inoculum is one or more mixtures in subtilis bacterium liquid, Bacillus licheniformis liquid, bacillus megaterium bacterium liquid, glue fat genus bacillus bacterium liquid, bacillus cereus bacterium liquid, the bacillus laterosporus bacterium liquid; Described absorption carrier is one or more mixtures in brown coal powder, weathering coal dust, light calcium carbonate, white carbon black, zeolite powder, vermiculite, wheat bran, the straw powder.
A kind of production method of coated granule microbiobacterial agent may further comprise the steps,
Step 1: take by weighing the raw material of following weight percent, microbial inoculum 7-20%, absorption carrier 50-85%, tackiness agent 0-40%, coating agent 1-10%;
Step 2: the absorption carrier that will take by weighing mixes with tackiness agent, mixes rear adding microbial inoculum and adsorbs, until absorption mixes, the material that subsequently absorption is mixed carries out fragmentation;
Step 3: the mass transport after the fragmentation is added the water granulation to granulating disc, granule size is 1.5-4.5mm, the granule materials after the granulation is dry by drying machine, until moisture is less than 25%, then dried granule materials is sieved by sieve apparatus, obtain the finished particle material, wherein the finished particle granularity after the sieve apparatus screening is 1.75-4.75mm;
Step 4: the waste material that tails in the step 3 is returned step 3 again broken;
Step 5: the finished particle material is delivered to cooler ventilation cooling, cooled mass transport is to coating machine and add the coating agent and carry out coating, then the material behind the coating is delivered to enterprising wind cooling, the drying of working of cooler, at last dried finished product materials is delivered to storage hopper and stored, preparation is finished.
Further, described coating agent is fusing urea, liquid soluble glass, potassium silicate, silicon sol, liquid starchy tackiness agent or soluble resin.
Preferably, described coating agent is fusing urea.
Preferably, described coating agent is liquid soluble glass, and the modulus of this liquid soluble glass is 2.6-3.4.
Further, described microbial inoculum is one or more mixtures in subtilis bacterium liquid, Bacillus licheniformis liquid, bacillus megaterium bacterium liquid, glue fat genus bacillus bacterium liquid, bacillus cereus bacterium liquid, the bacillus laterosporus bacterium liquid; Described absorption carrier is one or more mixtures in brown coal powder, weathering coal dust, light calcium carbonate, white carbon black, zeolite powder, vermiculite, wheat bran, the straw powder.
Subtilis (Bacillus subtills) stops the growth of plant pathogenic fungi by the mode that the competitive growth breeding occupies living space; can form rapidly the highly dense protective membrane of one deck at plant surface; make phytopathogen can not get living space, thereby protected plant to avoid pathogenic bacteria harm.Subtilis can secrete antibacterial substance, suppresses germ spore-germination and mycelial growth, thereby reaches prevention and the purpose for the treatment of.The required hormone but while activating soil nutrient, generation various plants grow.
Colloid bacillus cereus (Bacillus mucilaginosus Krassilnikow) can decompose phosphorus, potassium, silicon in the soil mineral.The conversion of the invalid phosphorus in the promotion soil, potassium, silicon increases the supply of available phosphorus, potassium, silicon in the soil.Can secrete plant growth substance and various enzyme, strengthen farm crop to the resistibility of disease, reduce the inorganic fertilizer consumption, reduce cost, increase benefit.
Brown coal or weathered coal are that to contain multiple functional group, organic matter and content of humic acid very high, and contain the material of a large amount of calcium, phosphorus, except soil being provided organic matter, soil ulmin, calcium, phosphorus and various trace element, regulate in addition Soil structure, improvement soil, the effect of rich soil is the physiologically active of plant material, stimulate plant growth, strengthen crop anti-adversity.Between brown coal or weathered coal molecule particle very high porosity is arranged, have very strong adsorptive power, behind the absorption bacterium liquid, thalline gathers survival and reproduction in micropore, and can provide the required carbon source of survival and reproduction and organic nitrogen source for thalline, and be conducive to thalline and preserve, prolong the thalline shelf time.Simultaneously, because very high porosity is arranged, adsorptive power is very strong, and plant-growth is had drought resisting, waterlogging-resistant, the effect of keeping a full stand of seedings.
Urea is amides nitrogenous fertilizer; be weakly alkaline; urea energy and brown coal; humic acid generation chemical reaction in the weathered coal; the liquid fusing urea is coated with and wraps on the microorganism particle microbial inoculum surface; with brown coal on the particle surface or weathered coal humic acid generation chemical reaction; generate gluing urea humate mucus; fusing urea and urea humate mucus can be infiltrated in microbial inoculum particle surface slit and the hole; aeration-cooling after fixing is in granular bacteria preparation surface and surface gaps cooler; in the hole; formation one deck is firm; fine and close layer protecting film; this protective membrane is weakly alkaline; discord urea; any reaction occurs in Chemical Mixed Fertilizer and other chemical fertilizer of simple substance; the humic acid in the carrier contacts the generation chemical reaction in the energy spacer particles microbial inoculum with Chemical Mixed Fertilizer and each chemical fertilizer of simple substance simultaneously, also can stop the outside seepage of moisture content in the granular bacteria preparation that Chemical Mixed Fertilizer or urea and each chemical fertilizer of simple substance deliquescence are pulverized.Simultaneously firm coating energy enhanced granule microbial inoculum intensity increases fertilizer efficiency, smooth surface, and good fluidity is fit to mechanical fertilization very much.
Liquid soluble glass is the larger alkaline liquid of a kind of viscosity; coating is on the microorganism particle microbial inoculum surface; can with microorganism particle microbial inoculum carrier brown coal or weathered coal in humic acid generation fast chemical reaction generate silicon sol; silicon sol is wrapped on the particle surface uniformly; under aeration-cooling in the cooler, drying; add itself from dryness, form firm, even, the fine and close solid protective membrane of one deck, the effect of its protective membrane is with urea coated.
Beneficial effect of the present invention is: microorganism particle microbial inoculum by the coating agent after carrying out coating under certain processing condition, mix when using with chemical fertilizer such as urea and Chemical Mixed Fertilizers, chemical reaction does not occur, deliquescence not, particle is not pulverized, do not form the foundry loam shape, good fluidity, intensity is high, do not stop up mechanical feed opening, be fit to very much mechanical fertilization, except the function with microbial fertilizer, can regulate again soil and improvement soil, strengthen fertilizer efficiency, alleviate labour intensity, reduced use cost, improved economic benefit.
Embodiment
Embodiment 1
Get 500 kilograms of absorption carrier brown coal powders; account for 70.92% of gross weight; 35 kilograms of taking adhesive wilkinites; account for 4.96% of gross weight; under the effect of stirrer, mix; after mixing; get subtilis (Bacillus subtills) bacterium liquid (viable count is more than 3,000,000,000/ml) 120 kg; account for 17.02% of gross weight; in stirrer, carry out whip attachment; carry out fragmentation after absorption stirs, mass transport after the fragmentation is added the water granulation to granulating disc, granularity is controlled in the 2-4 millimeter scope.
Granule materials after the granulation is being transported to drying machine, is carrying out drying with hot flue gases, until moisture is less than 25%; Sieve (the finished particle granularity after the sieve apparatus screening is 1.75-4.75mm) dried granule materials being transported to sieve apparatus; the waste material that tails over is delivered to crusher and is carried out fragmentation; material after the fragmentation returns tablets press and carries out again granulation, and the finished particle after will sieving at last is transported to cooler and cools.
Finished particle mass transport after cooling is arrived coating machine; Then get 50 kilograms of fusing ureas, account for 7.1% of gross weight, finished particle material in coating machine sprays, parcel, finished particle mass transport behind spraying, the parcel is arrived the cylinder cooler, ventilate and cool, then the qualified mass transport that cools is to storage hopper, then pack, check the weight, package, warehouse-in, both the non-caked microbial inoculum particle of coating.
Example 2
Get 800 kilograms of absorption carrier weathering coal dusts; account for 56.34% of gross weight; get 460 kilograms of wilkinites; account for 32.39% of gross weight; under the effect of stirrer, mix; after mixing; get 130 kilograms of subtilis (Bacillus subtills) and colloid bacillus cereus (Bacillus mucilaginosus Krassilnikow) mixed bacteria liquids (viable count is more than 3,000,000,000/ml); account for 9.15% of gross weight; in stirrer, carry out whip attachment; carry out fragmentation after absorption stirs, mass transport after the fragmentation is added the water granulation to granulating disc, granularity is controlled in the 2-4 millimeter scope.
Granule materials after the granulation is being transported to drying machine, is carrying out drying with hot flue gases, until moisture is less than 25%; Dried granule materials is transported to sieve apparatus sieves (the finished particle granularity after the sieve apparatus screening is 1.75-4.75mm); the waste material that tails over returns crusher and carries out fragmentation; material after the fragmentation returns tablets press and carries out again granulation, and the finished particle after will sieving at last is transported to cooler and cools.
Finished particle mass transport after will cooling sprays coating to coating machine, getting 30 kilograms of liquid soluble glass, account for 2.12% of gross weight, finished particle material in coating machine sprays, parcel, to the cylinder cooler, the cooling of ventilating, cooling, drying arrive storage hopper in the finished particle mass transport that will cool off, lower the temperature, drying is qualified with the finished particle mass transport behind spraying, the parcel, then pack, check the weight, package, warehouse-in, both the non-caked microbial inoculum particle of coating.
Claims (10)
1. a coated granule microbiobacterial agent is characterized in that, described coated granule microbiobacterial agent forms microbial inoculum 7-20%, absorption carrier 50-85%, tackiness agent 0-40%, coating agent 1-10% by the mixed raw material of following weight percent is standby.
2. coated granule microbiobacterial agent as claimed in claim 1 is characterized in that, described coating agent is fusing urea, liquid soluble glass, potassium silicate, silicon sol, liquid starchy tackiness agent or soluble resin.
3. coated granule microbiobacterial agent as claimed in claim 2 is characterized in that, described coating agent is fusing urea.
4. coated granule microbiobacterial agent as claimed in claim 2 is characterized in that, described coating agent is liquid soluble glass, and the modulus of this liquid soluble glass is 2.6-3.4.
5. coated granule microbiobacterial agent as claimed in claim 1, it is characterized in that, described microbial inoculum is one or more mixtures in subtilis bacterium liquid, Bacillus licheniformis liquid, bacillus megaterium bacterium liquid, glue fat genus bacillus bacterium liquid, bacillus cereus bacterium liquid, the bacillus laterosporus bacterium liquid; Described absorption carrier is one or more mixtures in brown coal powder, weathering coal dust, light calcium carbonate, white carbon black, zeolite powder, vermiculite, wheat bran, the straw powder.
6. the production method of a coated granule microbiobacterial agent is characterized in that, it may further comprise the steps,
Step 1: take by weighing the raw material of following weight percent, microbial inoculum 7-20%, absorption carrier 50-85%, tackiness agent 0-40%, coating agent 1-10%;
Step 2: the absorption carrier that will take by weighing mixes with tackiness agent, mixes rear adding microbial inoculum and adsorbs, until absorption mixes, the material that subsequently absorption is mixed carries out fragmentation;
Step 3: the mass transport after the fragmentation is added the water granulation to granulating disc, granule size is 1.5-4.5mm, the granule materials after the granulation is dry by drying machine, until moisture is less than 25%, then dried granule materials is sieved by sieve apparatus, obtain the finished particle material, wherein the finished particle granularity after the sieve apparatus screening is 1.75-4.75mm;
Step 4: the waste material that tails in the step 3 is returned step 3 again broken;
Step 5: the finished particle material is delivered to cooler ventilation cooling, cooled mass transport is to coating machine and add the coating agent and carry out coating, then the material behind the coating is delivered to enterprising wind cooling, the drying of working of cooler, at last dried finished product materials is delivered to storage hopper and stored, preparation is finished.
7. coated granule microbiobacterial agent as claimed in claim 6 is characterized in that, described coating agent is fusing urea, liquid soluble glass, potassium silicate, silicon sol, liquid starchy tackiness agent or soluble resin.
8. coated granule microbiobacterial agent as claimed in claim 7 is characterized in that, described coating agent is fusing urea.
9. coated granule microbiobacterial agent as claimed in claim 7 is characterized in that, described coating agent is liquid soluble glass, and the modulus of this liquid soluble glass is 2.6-3.4.
10. coated granule microbiobacterial agent as claimed in claim 6, it is characterized in that, described microbial inoculum is one or more mixtures in subtilis bacterium liquid, Bacillus licheniformis liquid, bacillus megaterium bacterium liquid, glue fat genus bacillus bacterium liquid, bacillus cereus bacterium liquid, the bacillus laterosporus bacterium liquid; Described absorption carrier is one or more mixtures in brown coal powder, weathering coal dust, light calcium carbonate, white carbon black, zeolite powder, vermiculite, wheat bran, the straw powder.
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| CN103143323A (en) * | 2013-03-13 | 2013-06-12 | 南京师范大学 | Modified organic bentonite coated material for adsorbing chromium and arsenic and preparation method thereof |
| CN104045426A (en) * | 2014-05-28 | 2014-09-17 | 马鞍山市心洲葡萄专业合作社 | Leaf-containing biological organic composite coated fertilizer and preparation method thereof |
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| CN104478616A (en) * | 2014-12-29 | 2015-04-01 | 安徽飞天农用生物科技股份有限公司 | High-content inorganic biological bacterial fertilizer and preparation method thereof |
| CN105060506A (en) * | 2015-08-28 | 2015-11-18 | 安徽省农业科学院农产品加工研究所 | Microbial filler, and preparation method and application thereof |
| CN105149340A (en) * | 2015-08-27 | 2015-12-16 | 江苏沃野生物科技发展有限公司 | Production process of organic polluted soil restoration agent |
| CN105801240A (en) * | 2016-01-29 | 2016-07-27 | 山东鑫圣源生物工程技术有限公司 | Fertilizer batching microbial agent and preparation method therefor |
| CN105906416A (en) * | 2016-04-18 | 2016-08-31 | 广西海虹能源科技有限公司 | Preparation method of bio-organic fertilizer |
| CN107986908A (en) * | 2017-12-06 | 2018-05-04 | 云南云天化股份有限公司 | A kind of microbial manure matrix of suitable bacillus growth |
| CN108191509A (en) * | 2017-11-22 | 2018-06-22 | 中能冰气能源科技（北京）有限公司 | Composite fertilizer and preparation method thereof and preparation system |
| CN108330088A (en) * | 2018-02-28 | 2018-07-27 | 武汉天度植物科技有限公司 | Solid microbial and preparation method thereof |
| CN108892591A (en) * | 2018-08-28 | 2018-11-27 | 湖南狄师傅食品科技有限公司 | A kind of natural environmental-protective farmyard manure, preparation method and its application in pepper planting |
| CN109438087A (en) * | 2018-12-27 | 2019-03-08 | 天津环微生物科技有限公司 | A kind of instant granular type agricultural microbial agent and preparation method and application method |
| CN113185355A (en) * | 2021-05-17 | 2021-07-30 | 云南云天化股份有限公司 | Preparation method of urea containing microorganisms |
| CN114176076A (en) * | 2021-08-27 | 2022-03-15 | 南昌大学 | Plant growth regulator by-product microcapsule |
| CN114478139A (en) * | 2022-04-02 | 2022-05-13 | 安徽伽雅生态工程有限公司 | Micro-ecological compound fertilizer for improving soil environment and preparation method thereof |
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| CN103143323A (en) * | 2013-03-13 | 2013-06-12 | 南京师范大学 | Modified organic bentonite coated material for adsorbing chromium and arsenic and preparation method thereof |
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| CN104211519A (en) * | 2014-09-05 | 2014-12-17 | 冯福应 | Microbial fertilizer granule, microbial fertilizer granule carrier and preparation method of microbial fertilizer granule |
| CN104211519B (en) * | 2014-09-05 | 2017-02-15 | 冯福应 | Microbial fertilizer granule, microbial fertilizer granule carrier and preparation method of microbial fertilizer granule |
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| CN105060506B (en) * | 2015-08-28 | 2017-03-29 | 安徽省农业科学院农产品加工研究所 | A kind of microbe stuffing and its preparation method and application |
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| CN108191509A (en) * | 2017-11-22 | 2018-06-22 | 中能冰气能源科技（北京）有限公司 | Composite fertilizer and preparation method thereof and preparation system |
| CN107986908A (en) * | 2017-12-06 | 2018-05-04 | 云南云天化股份有限公司 | A kind of microbial manure matrix of suitable bacillus growth |
| CN108330088A (en) * | 2018-02-28 | 2018-07-27 | 武汉天度植物科技有限公司 | Solid microbial and preparation method thereof |
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| CN109438087A (en) * | 2018-12-27 | 2019-03-08 | 天津环微生物科技有限公司 | A kind of instant granular type agricultural microbial agent and preparation method and application method |
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| CN114176076A (en) * | 2021-08-27 | 2022-03-15 | 南昌大学 | Plant growth regulator by-product microcapsule |
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| CN118084569A (en) * | 2024-03-01 | 2024-05-28 | 吉林农业大学 | Rice slow-release fertilizer and application thereof |
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