CN109400397A - A kind of water holding controlled release biologic compound fertilizer and preparation method - Google Patents
A kind of water holding controlled release biologic compound fertilizer and preparation method Download PDFInfo
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- CN109400397A CN109400397A CN201811641060.6A CN201811641060A CN109400397A CN 109400397 A CN109400397 A CN 109400397A CN 201811641060 A CN201811641060 A CN 201811641060A CN 109400397 A CN109400397 A CN 109400397A
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- fertilizer
- controlled release
- powder
- medical stone
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- 239000003337 fertilizer Substances 0.000 title claims abstract description 85
- 150000001875 compounds Chemical class 0.000 title claims abstract description 53
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 238000013270 controlled release Methods 0.000 title claims abstract description 27
- 238000002360 preparation method Methods 0.000 title claims abstract description 26
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 123
- 239000004202 carbamide Substances 0.000 claims abstract description 62
- 239000000843 powder Substances 0.000 claims abstract description 50
- 239000004575 stone Substances 0.000 claims abstract description 46
- 239000000853 adhesive Substances 0.000 claims abstract description 35
- 230000001070 adhesive effect Effects 0.000 claims abstract description 35
- 238000000855 fermentation Methods 0.000 claims abstract description 33
- 230000004151 fermentation Effects 0.000 claims abstract description 33
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 31
- 239000002028 Biomass Substances 0.000 claims abstract description 30
- 229920000881 Modified starch Polymers 0.000 claims abstract description 29
- 239000004368 Modified starch Substances 0.000 claims abstract description 29
- 235000019426 modified starch Nutrition 0.000 claims abstract description 29
- 239000003895 organic fertilizer Substances 0.000 claims abstract description 27
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000000813 microbial effect Effects 0.000 claims abstract description 22
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000004021 humic acid Substances 0.000 claims abstract description 17
- 239000002994 raw material Substances 0.000 claims abstract description 13
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims abstract description 11
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims abstract description 11
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims abstract description 11
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims abstract description 11
- NBOMNTLFRHMDEZ-UHFFFAOYSA-N thiosalicylic acid Chemical compound OC(=O)C1=CC=CC=C1S NBOMNTLFRHMDEZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims abstract description 7
- RCEAADKTGXTDOA-UHFFFAOYSA-N OS(O)(=O)=O.CCCCCCCCCCCC[Na] Chemical compound OS(O)(=O)=O.CCCCCCCCCCCC[Na] RCEAADKTGXTDOA-UHFFFAOYSA-N 0.000 claims abstract description 7
- CWXZAJNUTOBAOI-UHFFFAOYSA-N 1-(2,3-dimethoxyphenyl)-2-hydroxy-2-phenylethanone Chemical compound COC1=CC=CC(C(=O)C(O)C=2C=CC=CC=2)=C1OC CWXZAJNUTOBAOI-UHFFFAOYSA-N 0.000 claims abstract description 6
- 235000013877 carbamide Nutrition 0.000 claims description 61
- 241000894006 Bacteria Species 0.000 claims description 42
- 239000011347 resin Substances 0.000 claims description 22
- 229920005989 resin Polymers 0.000 claims description 22
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 20
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 20
- 230000002378 acidificating effect Effects 0.000 claims description 20
- 235000005822 corn Nutrition 0.000 claims description 20
- 239000010410 layer Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 16
- 230000003381 solubilizing effect Effects 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 12
- 238000000576 coating method Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- 239000002245 particle Substances 0.000 claims description 11
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 claims description 10
- 238000005507 spraying Methods 0.000 claims description 10
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 9
- 239000011591 potassium Substances 0.000 claims description 9
- 229910052700 potassium Inorganic materials 0.000 claims description 9
- 230000007480 spreading Effects 0.000 claims description 9
- 238000003892 spreading Methods 0.000 claims description 9
- 239000010907 stover Substances 0.000 claims description 9
- 210000003608 fece Anatomy 0.000 claims description 7
- 239000010871 livestock manure Substances 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 7
- 239000003431 cross linking reagent Substances 0.000 claims description 6
- 239000003999 initiator Substances 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 229910019142 PO4 Inorganic materials 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 5
- 239000011247 coating layer Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000000178 monomer Substances 0.000 claims description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 5
- 239000010452 phosphate Substances 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 238000009736 wetting Methods 0.000 claims description 5
- 241000209140 Triticum Species 0.000 claims description 4
- 235000021307 Triticum Nutrition 0.000 claims description 4
- 229920002472 Starch Polymers 0.000 claims description 2
- 239000003522 acrylic cement Substances 0.000 claims description 2
- 235000019698 starch Nutrition 0.000 claims description 2
- 239000008107 starch Substances 0.000 claims description 2
- 241000209149 Zea Species 0.000 claims 2
- 235000013312 flour Nutrition 0.000 claims 1
- 235000012054 meals Nutrition 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 16
- 235000015097 nutrients Nutrition 0.000 abstract description 14
- 230000012010 growth Effects 0.000 abstract description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 49
- 238000012545 processing Methods 0.000 description 31
- 229910052757 nitrogen Inorganic materials 0.000 description 25
- 240000008042 Zea mays Species 0.000 description 18
- 230000000052 comparative effect Effects 0.000 description 16
- 239000002689 soil Substances 0.000 description 15
- 235000013399 edible fruits Nutrition 0.000 description 10
- 241000196324 Embryophyta Species 0.000 description 9
- 239000000618 nitrogen fertilizer Substances 0.000 description 9
- 238000010521 absorption reaction Methods 0.000 description 8
- 244000005700 microbiome Species 0.000 description 7
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 6
- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 6
- 238000011282 treatment Methods 0.000 description 6
- 241001057636 Dracaena deremensis Species 0.000 description 5
- 230000000243 photosynthetic effect Effects 0.000 description 5
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 4
- 238000004090 dissolution Methods 0.000 description 4
- 230000035784 germination Effects 0.000 description 4
- 238000005286 illumination Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 241000193830 Bacillus <bacterium> Species 0.000 description 3
- 206010016807 Fluid retention Diseases 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 241000235342 Saccharomycetes Species 0.000 description 3
- 244000038559 crop plants Species 0.000 description 3
- 239000004310 lactic acid Substances 0.000 description 3
- 235000014655 lactic acid Nutrition 0.000 description 3
- 239000002686 phosphate fertilizer Substances 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 239000011669 selenium Substances 0.000 description 3
- 229910052938 sodium sulfate Inorganic materials 0.000 description 3
- 235000011152 sodium sulphate Nutrition 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000011573 trace mineral Substances 0.000 description 3
- 235000013619 trace mineral Nutrition 0.000 description 3
- 239000005711 Benzoic acid Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 235000010233 benzoic acid Nutrition 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000003306 harvesting Methods 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 239000003864 humus Substances 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 235000016709 nutrition Nutrition 0.000 description 2
- 229940072033 potash Drugs 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 235000015320 potassium carbonate Nutrition 0.000 description 2
- 238000013268 sustained release Methods 0.000 description 2
- 239000012730 sustained-release form Substances 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 238000013473 artificial intelligence Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- KMQAPZBMEMMKSS-UHFFFAOYSA-K calcium;magnesium;phosphate Chemical compound [Mg+2].[Ca+2].[O-]P([O-])([O-])=O KMQAPZBMEMMKSS-UHFFFAOYSA-K 0.000 description 1
- 235000012343 cottonseed oil Nutrition 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- XEMZLVDIUVCKGL-UHFFFAOYSA-N hydrogen peroxide;sulfuric acid Chemical compound OO.OS(O)(=O)=O XEMZLVDIUVCKGL-UHFFFAOYSA-N 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000003621 irrigation water Substances 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000001766 physiological effect Effects 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- -1 sodium dialkyl sulfate Chemical class 0.000 description 1
- 239000002881 soil fertilizer Substances 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- RMVRSNDYEFQCLF-UHFFFAOYSA-N thiophenol Chemical compound SC1=CC=CC=C1 RMVRSNDYEFQCLF-UHFFFAOYSA-N 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 239000010455 vermiculite Substances 0.000 description 1
- 229910052902 vermiculite Inorganic materials 0.000 description 1
- 235000019354 vermiculite Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C3/00—Fertilisers containing other salts of ammonia or ammonia itself, e.g. gas liquor
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/10—Solid or semi-solid fertilisers, e.g. powders
- C05G5/12—Granules or flakes
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/30—Layered or coated, e.g. dust-preventing coatings
Abstract
The invention discloses a kind of water holding controlled release biologic compound fertilizers, are made of the raw material of following parts by weight: 20 ~ 35 parts of biomass carbon, 0.06 ~ 0.08 part of lauryl sodium sulfate, 0.02 ~ 0.05 part of polyvinylpyrrolidone, 10 ~ 18 parts of humic acid powder, 4 ~ 9 parts of medical stone powder, 8 ~ 15 parts of urea, 0.05 ~ 0.2 part of 2- mercaptobenzoic acid, 6 ~ 13 parts of mongolicum Turcz. with Modified Starch Adhesive, 12 ~ 22 parts of acrylic acid, 0.1 ~ 0.3 part of dimethoxybenzoin, 1 ~ 3 part of ammonium persulfate, fermentation 7 ~ 16 parts of organic fertilizer, 1 ~ 5 part of microbial germ powder.The present invention also provides preparation methods, the biologic compound fertilizer has effects that fabulous water-absorbing-retaining, it is able to achieve the multiple controlled release of fertilizer efficiency, the nutrient being adapted with crop different stages of growth Different Nutrients demand is provided, improve utilization rate of fertilizer, the entire growth cycle sufficient nutrient of guarantee effect and moisture supply, volume increase are obvious.
Description
Technical field
The present invention relates to technical field of fertilizers, and in particular to a kind of water holding controlled release biologic compound fertilizer and preparation method.
Background technique
China is agricultural development big country, and in the world maximum chemical fertilizer production and using country, year applying quantity of chemical fertilizer account for
The 35% of world's total amount, but the utilization rate of chemical fertilizer is far below developed country, wherein utilization rate of nitrogen fertilizer 30%~50%, phosphate fertilizer this season
Utilization rate 8%~20%, potassium utilization rate about 50%.The utilization rate for improving fertilizer mitigates it to the pollution of environment with important
Meaning.Developing sustained-controll-release fertiliser is the important channel for solving the problems, such as this.
Microbial manure is mainly that a large amount of beneficial microorganism vital movements for relying on it to contain are completed.Currently, China
Microorganism fertilizer have developed rapidly, and kind is continuously increased, unstable but there are fertilizer efficiency, the disadvantages of vulnerable to such environmental effects.
Summary of the invention
For the deficiency of existing microbial manure, the present invention provides a kind of water-holding slow-releases, utilization rate height, microorganism fungus kind
Activity control release biological compound fertilizer that is high, at low cost, not generating secondary pollution.
The purpose of the present invention is achieved through the following technical solutions:
A kind of water holding controlled release biologic compound fertilizer, is made of the raw material of following parts by weight: 20~35 parts of biomass carbon, ten
0.06~0.08 part of sodium dialkyl sulfate, 0.02~0.05 part of polyvinylpyrrolidone, 10~18 parts of humic acid powder, medical stone powder
4~9 parts, 8~15 parts of urea, 0.05~0.2 part of 2- mercaptobenzoic acid, 6~13 parts of mongolicum Turcz. with Modified Starch Adhesive, acrylic acid 12~22
Part, 0.1~0.3 part of dimethoxybenzoin, 1~3 part of ammonium persulfate, fermentation 7~16 parts of organic fertilizer, 1~5 part of microbial germ powder.
Further, the biomass carbon is that 450 DEG C of Pintsch process are prepared corn stover under anoxic conditions, partial size
1.0~2.0mm.
Further, for the fermentation organic fertilizer using pig manure as raw material, corn stover is conditioner, is added after adjusting moisture content
Biomass carbon is uniformly mixed, and is aerated and is prepared for aerobe fermentation, crushed after being dried, and partial size is 3~4mm.
Further, the microbial germ powder include photosynthetic bacteria, nitrogen-fixing bacteria, phosphate solubilizing bacteria, potassium solubilizing bacteria, living bacteria count >=
2×108cfu/g。
A kind of preparation method of water holding controlled release biologic compound fertilizer, comprising the following steps:
Step 1: the preparation of medical stone coated carbamide: granular urea is added in the open coating machine of uniform rotation, sprays
Mongolicum Turcz. with Modified Starch Adhesive to be drenched, while spreading fertilizer over the fields medical stone powder, rotation a moment makes urea surface form one layer of close wrapping layer, then
Mongolicum Turcz. with Modified Starch Adhesive is sprayed to infiltrate coating layer, while spreading fertilizer over the fields medical stone powder, is continued after rotation, until adhesive complete wetting packet
In covering layer, until glossy gloss occurs in appearance, coating is finished, and obtains medical stone coated carbamide；
Step 2: the preparation of humic acidic group compound resin: (1) lauryl sodium sulfate and polyvinylpyrrolidone being added water
Dissolution, was then added the humic acid powder and medical stone coated carbamide of 80 meshes, high-speed stirred 5min, spare；(2) appropriate heat is taken
Initiator ammonium persulfate, which is added in acrylic monomers solution, to be dissolved, and is neutralized with lye part, is sequentially added photoinitiator and rest in peace
Fragrant dimethyl ether and crosslinking agent 2- mercaptobenzoic acid sufficiently dissolve；(3) corruption made from step (1) is added in step (2) acquired solution
It grows in acid solution, high-speed stirred 30min obtains reaction solution；(4) reaction solution that step (3) stirs evenly is placed in spoke under ultraviolet lamp
According to product crushed after being dried is sieved to get humic acidic group compound resin；
Step 3: the preparation of mixed material: the humic acidic group compound resin and fermentation organic fertilizer that step 1 is prepared
Particle, microbial germ powder pour into the rotary drum that rotary drum granulator is rotating, and are uniformly mixed, obtain mixed material, and standby be granulated uses；
Step 4: bonded pelleting: biomass carbon is added, together in the spraying modified starch adhesive of hybrid particles object into rotary drum
When spraying modified starch adhesive, so that material is rolled bonding granulating of reuniting, be repeated several times, until biomass carbon package finishes, i.e.,
Obtain product.
Urea exists in being manured into soil with molecular state, and crop is to the few of molecular state urea absorption, soil particle absorption
The ability of urea molecule is very weak, this results in being largely lost for urea nutrient, humus is rich in the organic fertilizer that ferments, with urea
Product NH after hydrolysis4 +It with the prefabricated geometry of covalent bond after contact, is fixed, is discharged again again when crop needs.Thus originally
The method that invention uses multiple controlled release, urea and fermentation organic fertilizer is reasonably combined, urea is wrapped with medical stone powder first
Film, medical stone coated carbamide film layer structure is fine and close, and membrane pores quantity is few, and tightly packed degree is high between particulate, and controlled-release effect is good, raw
It produces at low cost, then using acrylic acid, humic acid as raw material, is acted synergistically using thermal initiator and photoinitiator, and crosslinking agent is added,
Humic acidic group compound resin is prepared in uv-light polymerization method, and medical stone coated carbamide is crosslinked in resin reticular structure
In, urea desorption column can be promoted by the absorption water retention of resin, moreover it is possible to avoid coated carbamide from being lost, finally wrap up one again
Layer biomass carbon plays further controlled release and synergistic effect to urea and fermentation organic fertilizer.
Medical stone powder used in the present invention also contains various trace elements, after fertilizer application absorbs water into soil, medical stone energy
Heavy metal in enough and soil is complexed, and releases trace elements iron, selenium of needed by human body etc., advantageously reduces soil and crops
Middle content of beary metal improves the Se content in crops.
The humic acidic group compound resin water absorption rate that the present invention is prepared is up to 800g/g, and resist cold fine heat-resisting performance, also
It can be improved the cohesion of soil.Humic acid is inhibited to soil activation, considerably reduces the volatilization and leaching of nitrogen
It loses, the consumption with microorganism to humic acid, inhibiting effect weakens, to adapt to Crop development vigorous period to a large amount of of nitrogen
Demand, humic acid can also promote nutrient to transmit to crop, adsorb heavy metal, improve soil texture, moreover it is possible to there is physiological activity,
Promote plant growth, improves agricultural product quality, in addition, humic acid contains the elements such as carbon, oxygen, hydrogen, nitrogen, it can be microbial cells
Carbon source, nitrogen source are provided, for its existence and procreation, thallus is avoided to inactivate.
Mongolicum Turcz. with Modified Starch Adhesive used in the present invention not only contributes to the molding of fertilizer, but also has sustained release performance, and has
Have the advantages that environmentally friendly, dosage is few.It is modified compared with inorganic adhesive such as bentonite, kaolin and calcium magnesium phosphate
Starch adhesive brings that objectionable impurities is few into, especially in the manufacture of fertilizer, the effective component of fertilizer can be made to improve, granulating performance and
Compression strength is more excellent.Bonding action in the forming process of medical stone coated carbamide, between medical stone and mongolicum Turcz. with Modified Starch Adhesive
It is the key that film formation.
It include photosynthetic bacteria, nitrogen-fixing bacteria, phosphate solubilizing bacteria, potassium solubilizing bacteria, living bacteria count >=2 in microorganism used therefor bacterium powder of the present invention
×108Cfu/g, its in compound fertilizer's preparation process with fermentation organic fertilizer, humic acidic group compound resin after mixing, it is spraying modified
Starch adhesive, then wrapping biological matter charcoal, it can utilize the nutrition in fermentation organic fertilizer, mongolicum Turcz. with Modified Starch Adhesive during storage
Substance keeps activity, and the biomass carbon of outer layer provides suitable place for microbe survival and breeding, and compound fertilizer is applied to soil
After earth, microorganism can be bred rapidly, improve plant root environment, promote absorption of the crop plant to nutrient, to improve fertilizer
The utilization rate of material is not required in addition add phosphate fertilizer and potash fertilizer, these bacteriums due to wherein containing phosphate solubilizing bacteria, potassium solubilizing bacteria in compound fertilizer
Potash fertilizer can be generated using the humus in fermentation organic fertilizer and soil and phosphate fertilizer is for crop absorption.
Compared with the prior art, the invention has the following beneficial effects:
(1) water holding controlled release biologic compound fertilizer provided by the invention, by urea, fermentation organic fertilizer rational proportion, according to it
The difference of rate of release carries out medical stone coating, the crosslinking of humic acidic group resin, biomass carbon package to urea, and it is organic to ferment
Fertilizer only carries out biomass layer of charcoal package, and another humic acid is to the adjustment effect of soil activation, to realize the multiple realizing controlled-release of fertilizer efficiency
It puts, the nutrient being adapted with crop different stages of growth Different Nutrients demand is provided, improve utilization rate of fertilizer, guarantee effect is whole
A growth cycle sufficient nutrient supply, promotes increase harvest；
(2) water holding controlled release biologic compound fertilizer provided by the invention, humic acidic group compound resin water absorption rate contained therein is high,
Good water-retaining property can be improved water retention after the compound fertilizer is applied to soil, it is possible to reduce Irrigation Frequency extends and irrigates week
Phase enhances the drought resistance of crop, and easily biological-degradable, will not cause secondary pollution to soil；
(3) water holding controlled release biologic compound fertilizer provided by the invention, raw materials used abundance is cheap, preparation letter
Single, the granulating performance and compression strength of fertilizer are excellent.
Specific embodiment
Further to illustrate technological means and its effect adopted by the present invention, below according to preferred implementation of the invention
Example is described in detail.
Embodiment 1
A kind of water holding controlled release biologic compound fertilizer, is made of the raw material of following parts by weight: 20 parts of biomass carbon, dodecane
0.06 part of base sodium sulphate, 0.02 part of polyvinylpyrrolidone, 10 parts of humic acid powder, 4 parts of medical stone powder, 8 parts of urea, 2- sulfydryl benzene
0.05 part of formic acid, 6 parts of mongolicum Turcz. with Modified Starch Adhesive, 12 parts of acrylic acid, 0.1 part of dimethoxybenzoin, 1 part of ammonium persulfate, fermentation have
7 parts, 1 part of microbial germ powder of machine fertilizer.
Further, the biomass carbon is that 450 DEG C of Pintsch process are prepared corn stover under anoxic conditions, partial size
1.0~2.0mm.
Further, for the fermentation organic fertilizer using pig manure as raw material, corn stover is conditioner, is added after adjusting moisture content
Biomass carbon is uniformly mixed, and is aerated and is prepared for aerobe fermentation, crushed after being dried, and partial size is 3~4mm.
Further, the microbial germ powder includes lactic acid bacteria, saccharomycete, bacillus, photosynthetic bacteria, nitrogen-fixing bacteria, solution
Phosphorus bacterium, potassium solubilizing bacteria, living bacteria count >=2 × 108cfu/g。
A kind of preparation method of water holding controlled release biologic compound fertilizer, comprising the following steps:
Step 1: the preparation of medical stone coated carbamide: granular urea is added in the open coating machine of uniform rotation, sprays
Mongolicum Turcz. with Modified Starch Adhesive to be drenched, while spreading fertilizer over the fields medical stone powder, rotation a moment makes urea surface form one layer of close wrapping layer, then
Mongolicum Turcz. with Modified Starch Adhesive is sprayed to infiltrate coating layer, while spreading fertilizer over the fields medical stone powder, is continued after rotation, until adhesive complete wetting packet
In covering layer, until glossy gloss occurs in appearance, coating is finished, and obtains medical stone coated carbamide；
Step 2: the preparation of humic acidic group compound resin: (1) lauryl sodium sulfate and polyvinylpyrrolidone being added water
Dissolution, was then added the humic acid powder and medical stone coated carbamide of 80 meshes, high-speed stirred 5min, spare；(2) appropriate heat is taken
Initiator ammonium persulfate, which is added in acrylic monomers solution, to be dissolved, and is neutralized with lye part, is sequentially added photoinitiator and rest in peace
Fragrant dimethyl ether and crosslinking agent 2- mercaptobenzoic acid sufficiently dissolve；(3) corruption made from step (1) is added in step (2) acquired solution
It grows in acid solution, high-speed stirred 30min obtains reaction solution；(4) reaction solution that step (3) stirs evenly is placed in spoke under ultraviolet lamp
According to product crushed after being dried is sieved to get humic acidic group compound resin；
Step 3: the preparation of mixed material: the humic acidic group compound resin and fermentation organic fertilizer that step 1 is prepared
Particle, microbial germ powder pour into the rotary drum that rotary drum granulator is rotating, and are uniformly mixed, obtain mixed material, and standby be granulated uses；
Step 4: bonded pelleting: biomass carbon is added, together in the spraying modified starch adhesive of hybrid particles object into rotary drum
When spraying modified starch adhesive, so that material is rolled bonding granulating of reuniting, be repeated several times, until biomass carbon package finishes, i.e.,
Obtain product.
Embodiment 2
A kind of water holding controlled release biologic compound fertilizer, is made of the raw material of following parts by weight: 25 parts of biomass carbon, dodecane
0.07 part of base sodium sulphate, 0.03 part of polyvinylpyrrolidone, 15 parts of humic acid powder, 6 parts of medical stone powder, 11 parts of urea, 2- sulfydryl
0.1 part of benzoic acid, 9 parts of mongolicum Turcz. with Modified Starch Adhesive, 18 parts of acrylic acid, 0.2 part of dimethoxybenzoin, 2 parts of ammonium persulfate, fermentation have
9 parts, 4 parts of microbial germ powder of machine fertilizer.
Further, the biomass carbon is that 450 DEG C of Pintsch process are prepared corn stover under anoxic conditions, partial size
1.0~2.0mm.
Further, for the fermentation organic fertilizer using pig manure as raw material, corn stover is conditioner, is added after adjusting moisture content
Biomass carbon is uniformly mixed, and is aerated and is prepared for aerobe fermentation, crushed after being dried, and partial size is 3~4mm.
Further, the microbial germ powder includes lactic acid bacteria, saccharomycete, bacillus, photosynthetic bacteria, nitrogen-fixing bacteria, solution
Phosphorus bacterium, potassium solubilizing bacteria, living bacteria count >=2 × 108cfu/g。
A kind of preparation method of water holding controlled release biologic compound fertilizer, comprising the following steps:
Step 1: the preparation of medical stone coated carbamide: granular urea is added in the open coating machine of uniform rotation, sprays
Mongolicum Turcz. with Modified Starch Adhesive to be drenched, while spreading fertilizer over the fields medical stone powder, rotation a moment makes urea surface form one layer of close wrapping layer, then
Mongolicum Turcz. with Modified Starch Adhesive is sprayed to infiltrate coating layer, while spreading fertilizer over the fields medical stone powder, is continued after rotation, until adhesive complete wetting packet
In covering layer, until glossy gloss occurs in appearance, coating is finished, and obtains medical stone coated carbamide；
Step 2: the preparation of humic acidic group compound resin: (1) lauryl sodium sulfate and polyvinylpyrrolidone being added water
Dissolution, was then added the humic acid powder and medical stone coated carbamide of 80 meshes, high-speed stirred 5min, spare；(2) appropriate heat is taken
Initiator ammonium persulfate, which is added in acrylic monomers solution, to be dissolved, and is neutralized with lye part, is sequentially added photoinitiator and rest in peace
Fragrant dimethyl ether and crosslinking agent 2- mercaptobenzoic acid sufficiently dissolve；(3) corruption made from step (1) is added in step (2) acquired solution
It grows in acid solution, high-speed stirred 30min obtains reaction solution；(4) reaction solution that step (3) stirs evenly is placed in spoke under ultraviolet lamp
According to product crushed after being dried is sieved to get humic acidic group compound resin；
Step 3: the preparation of mixed material: the humic acidic group compound resin and fermentation organic fertilizer that step 1 is prepared
Particle, microbial germ powder pour into the rotary drum that rotary drum granulator is rotating, and are uniformly mixed, obtain mixed material, and standby be granulated uses；
Step 4: bonded pelleting: biomass carbon is added, together in the spraying modified starch adhesive of hybrid particles object into rotary drum
When spraying modified starch adhesive, so that material is rolled bonding granulating of reuniting, be repeated several times, until biomass carbon package finishes, i.e.,
Obtain product.
Embodiment 3
A kind of water holding controlled release biologic compound fertilizer, is made of the raw material of following parts by weight: 35 parts of biomass carbon, dodecane
0.08 part of base sodium sulphate, 0.05 part of polyvinylpyrrolidone, 18 parts of humic acid powder, 9 parts of medical stone powder, 15 parts of urea, 2- sulfydryl
0.2 part of benzoic acid, 13 parts of mongolicum Turcz. with Modified Starch Adhesive, 22 parts of acrylic acid, 0.3 part of dimethoxybenzoin, 3 parts of ammonium persulfate, fermentation
16 parts of organic fertilizer, 5 parts of microbial germ powder.
Further, the biomass carbon is that 450 DEG C of Pintsch process are prepared corn stover under anoxic conditions, partial size
1.0~2.0mm.
Further, for the fermentation organic fertilizer using pig manure as raw material, corn stover is conditioner, is added after adjusting moisture content
Biomass carbon is uniformly mixed, and is aerated and is prepared for aerobe fermentation, crushed after being dried, and partial size is 3~4mm.
Further, the microbial germ powder includes lactic acid bacteria, saccharomycete, bacillus, photosynthetic bacteria, nitrogen-fixing bacteria, solution
Phosphorus bacterium, potassium solubilizing bacteria, living bacteria count >=2 × 108cfu/g。
A kind of preparation method of water holding controlled release biologic compound fertilizer, comprising the following steps:
Step 1: the preparation of medical stone coated carbamide: granular urea is added in the open coating machine of uniform rotation, sprays
Mongolicum Turcz. with Modified Starch Adhesive to be drenched, while spreading fertilizer over the fields medical stone powder, rotation a moment makes urea surface form one layer of close wrapping layer, then
Mongolicum Turcz. with Modified Starch Adhesive is sprayed to infiltrate coating layer, while spreading fertilizer over the fields medical stone powder, is continued after rotation, until adhesive complete wetting packet
In covering layer, until glossy gloss occurs in appearance, coating is finished, and obtains medical stone coated carbamide；
Step 2: the preparation of humic acidic group compound resin: (1) lauryl sodium sulfate and polyvinylpyrrolidone being added water
Dissolution, was then added the humic acid powder and medical stone coated carbamide of 80 meshes, high-speed stirred 5min, spare；(2) appropriate heat is taken
Initiator ammonium persulfate, which is added in acrylic monomers solution, to be dissolved, and is neutralized with lye part, is sequentially added photoinitiator and rest in peace
Fragrant dimethyl ether and crosslinking agent 2- mercaptobenzoic acid sufficiently dissolve；(3) corruption made from step (1) is added in step (2) acquired solution
It grows in acid solution, high-speed stirred 30min obtains reaction solution；(4) reaction solution that step (3) stirs evenly is placed in spoke under ultraviolet lamp
According to product crushed after being dried is sieved to get humic acidic group compound resin；
Step 3: the preparation of mixed material: the humic acidic group compound resin and fermentation organic fertilizer that step 1 is prepared
Particle, microbial germ powder pour into the rotary drum that rotary drum granulator is rotating, and are uniformly mixed, obtain mixed material, and standby be granulated uses；
Step 4: bonded pelleting: biomass carbon is added, together in the spraying modified starch adhesive of hybrid particles object into rotary drum
When spraying modified starch adhesive, so that material is rolled bonding granulating of reuniting, be repeated several times, until biomass carbon package finishes, i.e.,
Obtain product.
Comparative example 1
Except medical stone powder is free of, i.e. urea does not carry out outside medical stone coating, remaining is the same as embodiment 2.
Comparative example 2
In addition to without microbial germ powder, remaining is the same as embodiment 2.
Cotton Seed experiment
Experimental method: six groups of processing of setting, each processing set three repetitions, and CK is that fertilizer treatment, T1 are not common urea
Processing, T2 are common urea and fermentation organic fertilizer nitrogen content 1:1 processing, and T3 is the processing of embodiment 2, and T4 is the processing of comparative example 1,
T5 is the processing of comparative example 2.All processing conversion is identical nitrogen content, is uniformly mixed respectively with 200g vermiculite and keeps the humidity to be
60%, then this culture substrate is transferred in small flower, then each basin is placed in germination box, 10 are embedded in each basin
Cotton seeds, and basin is put into artificial intelligence weather incubator, keeping diurnal temperature is respectively 30 DEG C and 25 DEG C, intensity of illumination
For 400 μm of ol (m2s)-1, its germination percentage is calculated after daily illumination 14h, 7d.Test in triplicate, is averaged.As a result such as table 1
It is shown.
Influence of 1 different disposal of table to Cotton Seed rate
From table 1 it follows that the Cotton Seed rate of all fertilizer treatments is above the processing CK not applied fertilizer.With
The CK not applied fertilizer is compared, and the processing Cotton Seed rate of common urea improves 14.37%；Compared with CK, processing T2,
In T3, T4, T5, Cotton Seed rate has been respectively increased 20.21%, 56.09%, 41.66% and 32.58%.With Shi Putong
In comparison the processing T1 of urea, application common urea and fermentation organic fertilizer nitrogen content 1:1, embodiment 2, comparative example 1, is compared
Example 2 effectively increases Cotton Seed rate.This is because rear four kinds of processing fertilizer not only has sustained release performance, also has and inhale
Water, Water-saving effect, and water-absorbing-retaining overall effect is T3 > T4 > T5 > T2, this is opposite with the raising of Cotton Seed rate
It answers, shows that compound fertilizer of the present invention can provide required nutrient and sufficient water during Cotton Seed, thus
Improve germination percentage.Comparative example 1 and 2 Cotton Seed rate of comparative example are lower than embodiment 2, show compound fertilizer provided by the present invention
Effect achieved be each component it is coefficient as a result, medical stone be sustained in fertilizer nutrient, play in terms of water-absorbing-retaining it is important
Effect, microbial germ powder play an important role to water retention and raising utilization rate of fertilizer is improved.The experimental results showed that this hair
The compound fertilizer of bright offer is conducive to improve the germination percentage of vegetable seeds, is particularly suitable for Arid&semi-arid area.
Corn potted plant experiment
Experimental method: six groups of processing of setting, each processing set three repetitions, and CK is that fertilizer treatment, T1 are not common urea
Processing, T2 are common urea and fermentation organic fertilizer nitrogen content 1:1 processing, and T3 is the processing of embodiment 2, and T4 is the processing of comparative example 1,
T5 is the processing of comparative example 2.All processing conversion is identical nitrogen content, is disposably applied by base fertilizer.
Implementation method: corn potted plant experiment starts to carry out on June 15th, 2015 in greenhouse.It will be ready to before experiment
Air-dried sieved soil 8kg be fitted into basin, topsoil is paved and is sprinkled profoundly water, for 24 hours after carried out when intensity of illumination is weaker
Sowing, emergence start thinning after a week, choose the every basin of the preferable corn seedling of growing way and stay one plant, carry out fertilizer treatment, respectively at
50% is respectively applied with corn big bell mouth stage after thinning, irrigation amount is all the same during each processing corn growth.It is tested in 2015
October 1 was harvested, and each basin is individually harvested, sampled, testing, counting production.
Sample acquisition and analysis test
(1) height of earth's surface plant to top plant height: is measured using ruler method.
(2) stalk, fruit dry weight: finish 30min at first 105 DEG C of sample, and at 80 DEG C, drying to constant weight later measures object
The quality of matter.
(3) stalk, N content in fruit: the sample after pulverizing and sieving disappear boiling with Sulfuric-acid-hydrogen-peroxide, uses kelvin
Nitriding, measurement plant sample nitrogen content.
As a result with analysis
Influence of the different disposal to corn growth, yield and utilization rate of nitrogen fertilizer is as shown in table 2 below.
Influence of 2 different disposal of table to corn growth, yield and utilization rate of nitrogen fertilizer
| Processing | Corn plant height/cm | Raising/% | Stalk dry weight/g | Raising/% | Single fruit dry weight/g | Raising/% | Nitrogen absorbing amount/mg | Nitrogen fertilizer use/% |
| CK | 101.22±5.48 | -- | 26.89±2.65 | -- | 78.12±3.37 | -- | 280.83±11.32 | -- |
| T1 | 108.24±2.92 | 6.94 | 36.02±5.39 | 33.95 | 134.78±8.83 | 72.53 | 664.75±12.55 | 29.40 |
| T2 | 110.45±4.73 | 9.12 | 40.31±5.06 | 49.91 | 141.72±5.46 | 81.41 | 769.64±6.86 | 39.88 |
| T3 | 132.10±3.87 | 30.51 | 61.94±5.29 | 130.35 | 165.14±7.02 | 113.93 | 920.15±13.48 | 54.93 |
| T4 | 125.97±3.64 | 24.45 | 56.83±6.71 | 111.34 | 159.65±8.62 | 104.37 | 784.53±11.26 | 50.37 |
| T5 | 121.35±8.31 | 19.89 | 53.46±7.15 | 98.81 | 155.14±5.97 | 98.59 | 692.85±10.82 | 41.20 |
Note: nitrogen absorbing amount=stalk dry weight × stalk nitrogen content+fruit dry weight × fruit nitrogen content.Utilization rate of nitrogen fertilizer=
(Nitrogen applications nitrogen absorbing amount-Nitrogen applications nitrogen absorbing amount)/amount of nitrogen.
From Table 2, it can be seen that the corn plant height of all fertilizer treatments, stalk dry weight and fruit dry weight, which are above, not to be had
The processing CK of fertilising.Compared with the CK not applied fertilizer, the corn plant height of the processing T1 of common urea, stalk dry weight, single fruit are dry
6.94%, 33.95% and 72.53% has been respectively increased again；And common urea and fermentation organic fertilizer nitrogen content 1:1, embodiment
2, in processing T2, T3, T4, T5 of comparative example 1, comparative example 2, to improve corn plant height, stalk dry weight, single fruit dry weight shadow
It rings different；Compared with CK, in processing T2, T3, T4, T5, corn plants height has been respectively increased 9.12%, 30.51%, 24.45%
With 19.89%, stalk dry weight has been respectively increased 49.91%, 130.35%, 111.34% and 98.81%, single fruit dry weight point
81.41%, 113.93%, 104.37% and 98.59% is not improved.With apply the processing T1 of common urea in comparison, application
Common urea and fermentation organic fertilizer nitrogen content 1:1, embodiment 2, comparative example 1, comparative example 2 effectively increase the strain of corn
High, stalk dry weight and single fruit dry weight can effectively facilitate the growth of corn, improve yield.Apply the T3, right of embodiment 2
Three processing of the T4, the T5 of comparative example 2 of ratio 1 are compared, and overall effect is T3 > T4 > T5, this shows that the present invention is multiple
Expect that effect achieved is that each component is coefficient as a result, medical stone is sent out in terms of promoting corn growth, improving yield in Hefei
Effect is waved, this is administered in soil with medical stone can discharge various trace elements for crop plant strain growth using related, micro- life
Object bacterium powder plays an important role to utilization rate of fertilizer is improved, this is because nitrogen-fixing bacteria, phosphate solubilizing bacteria, potassium solubilizing bacteria in the metabolic process can
The nutrient that crop plant easily absorbs enough is generated, to improve crop yield.
Nitrogen absorbing amount and utilization rate of nitrogen fertilizer can be seen that the nitrogen absorbing amount for the processing CK not applied fertilizer lower than fertilising from table 1
Processing.The utilization rate of T2, T3, T4, T5 nitrogenous fertilizer is respectively 39.88%, 54.93%, 50.37% and 41.20%, is above general
The 29.40% of logical Urea treatment T1.This illustrates the absorption that plant can be improved to nitrogen in addition fermentation organic fertilizer in urea,
And embodiment 2 improves utilization rate of fertilizer significant effect, comparative example 1 is free of medical stone, and urea does not use medical stone to wrap up, nitrogenous fertilizer benefit
With rate not as good as embodiment 2, it may be possible to since medical stone is caused by the influence of release rate of nitrogen；Comparative example 2 is free of microorganism
Bacterium powder, compared with common urea, utilization rate of nitrogen fertilizer is suitable, shows that microbial cells are sent out in terms of plant absorbs nutritional ingredient
Wave important function.
Wheat field experiment
It selects the plot that illumination is sufficient, topography is smooth, soil fertility is medium as experimental field, will experimental field be divided into two
Block carries out wheat planting, one piece of commercially available biologic compound fertilizer of application, another piece of application compound fertilizer provided by the invention, fertilising
Measure identical, other planting conditions are identical, after harvest, compare the wheat yield on two pieces of ground, apply the present invention and provide compound fertilizer
Plot increases production 26.3% compared with the plot for applying commercially available compound fertilizer.
To sum up, water holding controlled release biologic compound fertilizer provided by the invention can be realized the multiple controlled release of fertilizer efficiency, used
There is synergistic effect between each component, nutrient corresponding with crops different stages of growth Different Nutrients demand is provided, improves fertilizer
Expect that utilization rate, good water-retaining property can greatly reduce irrigation water capacity, reduce input cost, compared with commercially available bio-feritlizer, fertilizer efficiency and
Good water-retaining property can improve crop yield, moreover it is possible to improve the Se content in agricultural product.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, ability
Other modifications or equivalent replacement that domain those of ordinary skill makes technical solution of the present invention, without departing from skill of the present invention
The spirit and scope of art scheme, are intended to be within the scope of the claims of the invention.
Claims (5)
1. a kind of water holding controlled release biologic compound fertilizer, which is characterized in that be made of the raw material of following parts by weight: biomass carbon 20
~ 35 parts, 0.06 ~ 0.08 part of lauryl sodium sulfate, 0.02 ~ 0.05 part of polyvinylpyrrolidone, 10 ~ 18 parts of humic acid powder, wheat
4 ~ 9 parts of meal mountain flour, 8 ~ 15 parts of urea, 0.05 ~ 0.2 part of 2- mercaptobenzoic acid, 6 ~ 13 parts of mongolicum Turcz. with Modified Starch Adhesive, acrylic acid 12 ~
22 parts, 0.1 ~ 0.3 part of dimethoxybenzoin, 1 ~ 3 part of ammonium persulfate, fermentation 7 ~ 16 parts of organic fertilizer, 1 ~ 5 part of microbial germ powder.
2. water holding controlled release biologic compound fertilizer according to claim 1, which is characterized in that the biomass carbon is corn stalk
450 DEG C of Pintsch process are prepared stalk under anoxic conditions, 1.0 ~ 2.0 mm of partial size.
3. water holding controlled release biologic compound fertilizer according to claim 1, which is characterized in that the fermentation organic fertilizer is with pig manure
For raw material, corn stover is conditioner, adds biomass carbon after adjusting moisture content, is uniformly mixed, and is aerated and is prepared for aerobe fermentation,
Crushed after being dried, partial size are 3 ~ 4 mm.
4. water holding controlled release biologic compound fertilizer according to claim 1, which is characterized in that the microbial germ powder includes light
Close bacterium, nitrogen-fixing bacteria, phosphate solubilizing bacteria, potassium solubilizing bacteria, living bacteria count >=2 × 108 cfu/g。
5. a kind of preparation method of water holding controlled release biologic compound fertilizer according to claim 1-4, including it is following
Step:
Step 1: the preparation of medical stone coated carbamide: granular urea is added in the open coating machine of uniform rotation, spray changes
Property starch adhesive, while spreading fertilizer over the fields medical stone powder, in rotation a moment, urea surface made to form one layer of close wrapping layer, then spray
Mongolicum Turcz. with Modified Starch Adhesive spreads fertilizer over the fields medical stone powder to infiltrate coating layer, continues after rotation, until adhesive complete wetting wrapping layer
In, until glossy gloss occurs in appearance, coating is finished, and obtains medical stone coated carbamide；
Step 2: the preparation of humic acidic group compound resin: (1) adding lauryl sodium sulfate and polyvinylpyrrolidone water-soluble
Solution, was then added the humic acid powder and medical stone coated carbamide of 80 meshes, high-speed stirred 5 min, spare；(2) appropriate heat is taken
Initiator ammonium persulfate, which is added in acrylic monomers solution, to be dissolved, and is neutralized with lye part, is sequentially added photoinitiator and rest in peace
Fragrant dimethyl ether and crosslinking agent 2- mercaptobenzoic acid sufficiently dissolve；(3) corruption made from step (1) is added in step (2) acquired solution
It grows in acid solution, 30 min of high-speed stirred obtains reaction solution；(4) reaction solution that step (3) stirs evenly is placed in spoke under ultraviolet lamp
According to product crushed after being dried is sieved to get humic acidic group compound resin；
Step 3: the preparation of mixed material: humic acidic group compound resin that step 1 is prepared and fermentation organic fertilizer particles,
Microbial germ powder pours into the rotary drum that rotary drum granulator is rotating, and is uniformly mixed, obtains mixed material, and standby be granulated uses；
Step 4: bonded pelleting: the spraying modified starch adhesive of hybrid particles object into rotary drum is added biomass carbon, sprays simultaneously
Mongolicum Turcz. with Modified Starch Adhesive is spilt, so that material is rolled bonding granulating of reuniting, is repeated several times, until biomass carbon package finishes to get production
Product.
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