CN106748219A - A kind of lotus rhizome compound fertilizer and preparation method thereof - Google Patents
A kind of lotus rhizome compound fertilizer and preparation method thereof Download PDFInfo
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- CN106748219A CN106748219A CN201611256438.1A CN201611256438A CN106748219A CN 106748219 A CN106748219 A CN 106748219A CN 201611256438 A CN201611256438 A CN 201611256438A CN 106748219 A CN106748219 A CN 106748219A
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- 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
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C11/00—Other nitrogenous fertilisers
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- 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
- 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
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- 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
- C05G3/90—Mixtures of one or more fertilisers with additives not having a specially fertilising activity for affecting the nitrification of ammonium compounds or urea in the soil
-
- 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
- C05G5/35—Capsules, e.g. core-shell
Abstract
The invention discloses a kind of lotus rhizome compound fertilizer, its raw material includes by weight：20 30 parts of urea, 20 25 parts of potassium phosphate,monobasic, 10 15 parts of potassium dihydrogen phosphate, 0.2 0.4 parts of ammonium silicate, 0.3 0.5 parts of zinc chloride, 0.4 0.6 parts of iron chloride, 0.6 0.8 parts of Boratex, 13 parts of Humic acid Magnesium, 25 35 parts of rice straw, 10 15 parts of plant ash, 10 15 parts of pig manure, 10 15 parts of guano, 20 30 parts of soya-bean cake, 10 15 parts of mushroom dreg, 8 10 parts of albumen mud, 35 parts of shrimp shell meal, 20 30 parts of attapulgite, 40 50 parts of coated fertilizer；Wherein, the raw material of coated fertilizer includes：Modification of chitosan, sodium alginate, calcium chloride.The invention also discloses the preparation method of above-mentioned lotus rhizome compound fertilizer.
Description
Technical field
The present invention relates to technical field of fertilizers, more particularly to a kind of lotus rhizome compound fertilizer and preparation method thereof.
Background technology
Lotus rhizome is micro- sweet and crisp, can eat raw and also cook, and medical value is at a relatively high, its Gen Genyeye, stamen or pistil fruit,
Fixed-point-free power automorphism is precious, can all nourish and be used as medicine.Powder is made with lotus rhizome, can help digestion antidiarrheal, heat-clearing of whetting the appetite, nourishing is nourished one's nature, and prevents internal haemorrhage, is
The first-class supping of women and children child old woman, valetudinarian and the good treasure of nourishing.
For the field of long-term Lotus planting, the fertility of lotus field can be reduced gradually.People usually through add it is organic and
Inorganic fertilizer increases the fertility of lotus field, because inorganic fertilizer is easily outflowed with water, is not suitable in lotus field, it is therefore desirable to carry
For a kind of new organic-inorganic compound fertilizer for lotus field.
The content of the invention
Based on the technical problem that background technology is present, the present invention proposes a kind of lotus rhizome compound fertilizer and its preparation side
Method, the present invention is nutritious, can increase the long-acting fertility of lotus field, promotes lotus rhizome growth.
A kind of lotus rhizome compound fertilizer proposed by the present invention, its raw material includes by weight：Urea 20-30 parts, phosphoric acid one
20-25 parts of hydrogen potassium, potassium dihydrogen phosphate 10-15 parts, ammonium silicate 0.2-0.4 parts, zinc chloride 0.3-0.5 parts, iron chloride 0.4-0.6
Part, Boratex 0.6-0.8 parts, Humic acid Magnesium 1-3 parts, rice straw 25-35 parts, plant ash 10-15 parts, pig manure 10-15 parts, sea
Birds droppings 10-15 parts, soya-bean cake 20-30 parts, mushroom dreg 10-15 parts, albumen mud 8-10 parts, shrimp shell meal 3-5 parts, attapulgite 20-
30 parts, coated fertilizer 40-50 parts；
Wherein, the raw material of coated fertilizer includes：Modification of chitosan, sodium alginate, calcium chloride.
Preferably, the raw material of coated fertilizer includes by weight：Modification of chitosan 15-25 parts, sodium alginate 14-18 parts,
Calcium chloride 1-1.5 parts.
Preferably, in the preparation process of modification of chitosan, shitosan is added to the water ultrasonic disperse uniformly, adds rich horse
Acid is mixed, and concentrated nitric acid is then added dropwise, and is heated up, insulated and stirred, regulation to neutrality, adds acetone to be precipitated, and filters to take filter cake, is washed
Wash, be dried to obtain material A；In nitrogen atmosphere, material A and polyethylene glycol are added to the water, glutaraldehyde is added dropwise, heated up, insulation
Stirring, filters to take filter cake, is washed with ethanol, dry, pulverize and obtains modification of chitosan.
Preferably, in the preparation process of modification of chitosan, shitosan is added to the water ultrasonic disperse uniformly, adds rich horse
Acid is mixed, and concentrated nitric acid is then added dropwise, and is warming up to 50-60 DEG C, and insulated and stirred 5-6h is adjusted to neutrality with sodium hydrate aqueous solution,
Add acetone to be precipitated, filter to take filter cake, washed with ethanol, be dried to obtain material A；In nitrogen atmosphere, by material A and poly-
Ethylene glycol is added to the water, and glutaraldehyde is added dropwise, and is warming up to 85-95 DEG C, and insulated and stirred 2-3h filters to take filter cake, is washed with ethanol, does
Dry, crushing obtains modification of chitosan.
Preferably, in the preparation process of modification of chitosan, shitosan, fumaric acid, the weight ratio of concentrated nitric acid are 3-5：
5.8-9.7：10-15.
Preferably, in the preparation process of modification of chitosan, material A, polyethylene glycol, the weight ratio of glutaraldehyde are 5-6：
1.5-2.5：0.1-0.2.
Preferably, modification of chitosan is 150-200 mesh.
Preferably, sodium alginate is 300-400 mesh.
Preferably, attapulgite is 800-1000 mesh.
The invention allows for the preparation method of above-mentioned lotus rhizome compound fertilizer, comprise the following steps：Water intaking rice straw, grass
Wood ash, pig manure, guano, soya-bean cake, mushroom dreg, albumen mud, shrimp shell meal become thoroughly decomposed and obtain organic fertilizer；Atomized water is sprayed to urea
Urea surface is soaked, potassium phosphate,monobasic, potassium dihydrogen phosphate, ammonium silicate, zinc chloride, iron chloride, Boratex, humic acid is added
Magnesium, attapulgite are uniformly mixed so as to obtain intermediate particle；Mixed to sodium alginate is added in intermediate particle so that during sodium alginate is wrapped in
Between particle surface, sprinkling mass fraction be 1-3wt% calcium chloride waters, stand 30-50min obtain inner investment particle；Inwardly
Modification of chitosan is added to mix in coated granule so that modification of chitosan is wrapped in inner investment particle surface, drying obtains coating
Fertilizer；Organic fertilizer, coated fertilizer are uniformly mixed so as to obtain lotus rhizome compound fertilizer.
Above-mentioned water is purified water.
In the preparation process of above-mentioned modification of chitosan, the consumption of water, acetone, ethanol is not specified, determined according to concrete operations
Its consumption.
The preparation method of above-mentioned lotus rhizome compound fertilizer, not the consumption of regulation water determine its consumption according to concrete operations.
The present invention is mixed from inorganic fertilizer such as attapulgite and urea, and centre is formed by the suction-operated of attapulgite
Particle, is then carried out being cross-linked to form internal layer coating, then coat to form outer layer bag with modification of chitosan with sodium alginate and calcium chloride
Film, by the suction-operated of attapulgite and the effect of double-deck coating so as to reach the effect that inorganic fertilizer is sustained, increased lotus root
The long-acting fertility in field；The water solubility of shitosan is improved from fumaric acid and chitosan reaction, and improves the sterilization of shitosan
Property, then with polyethylene glycol crosslinked, the mechanical performance after the viscosity and film forming of shitosan is greatly increased, so as to greatly increase coat fertilizer
The sustained release performance and bactericidal property of material, it is to avoid the excessive loss of inorganic fertilizer, reduce the pest and disease damage harm in lotus field；Fumaric acid,
Shitosan, sodium alginate, polyethylene glycol are biodegradable, will not cause secondary pollution to environment；From rice straw, vegetation
Ash, pig manure, guano, soya-bean cake, mushroom dreg, albumen mud, shrimp shell meal become thoroughly decomposed and obtain organic fertilizer, with humic acid, coated fertilizer
Cooperate, for lotus rhizome provides sufficient comprehensively nutrient, greatly increase the long-acting fertility of lotus field, and the soil of lotus field can be improved
Structure, reduces the threat of pest and disease damage, soil fertilizer ability is improved, so as to promote lotus rhizome to grow；Above-mentioned each material cooperates, battalion
Support abundant, the long-acting fertility of lotus field can be increased and the ability of pest and disease damage is resisted, and the soil texture of lotus field can be improved, improve soil
Fertilizer conservation soil moisture conservation, promotes lotus rhizome growth.
Specific embodiment
Below, technical scheme is described in detail by specific embodiment.
Embodiment 1
A kind of lotus rhizome compound fertilizer, its raw material includes by weight：25 parts of urea, 22 parts of potassium phosphate,monobasic, di(2-ethylhexyl)phosphate
13 parts of hydrogen potassium, 0.3 part of ammonium silicate, 0.4 part of zinc chloride, 0.5 part of iron chloride, 0.7 part of Boratex, 2 parts of Humic acid Magnesium, rice straw
30 parts, 12 parts of plant ash, 12 parts of pig manure, 13 parts of guano, 25 parts of soya-bean cake, 12 parts of mushroom dreg, 9 parts of albumen mud, shrimp shell meal 4
Part, 25 parts of attapulgite, 45 parts of coated fertilizer；
Wherein, the raw material of coated fertilizer includes：Modification of chitosan, sodium alginate, calcium chloride.
The preparation method of above-mentioned lotus rhizome compound fertilizer, comprises the following steps：Water intaking rice straw, plant ash, pig manure, seabird
Excrement, soya-bean cake, mushroom dreg, albumen mud, shrimp shell meal become thoroughly decomposed and obtain organic fertilizer；Moisten urea surface to urea sprinkling atomized water
It is wet, add potassium phosphate,monobasic, potassium dihydrogen phosphate, ammonium silicate, zinc chloride, iron chloride, Boratex, Humic acid Magnesium, attapulgite to mix
It is even to obtain intermediate particle；Mixed to sodium alginate is added in intermediate particle so that sodium alginate is wrapped in intermediate particle surface, spray
Mass fraction is spilt for 2wt% calcium chloride waters, 40min is stood and is obtained inner investment particle；Added in inside coated granule modified
Shitosan is mixed so that modification of chitosan is wrapped in inner investment particle surface, and drying obtains coated fertilizer；By organic fertilizer, bag
Film fertilizer is uniformly mixed so as to obtain lotus rhizome compound fertilizer.
Embodiment 2
A kind of lotus rhizome compound fertilizer, its raw material includes by weight：20 parts of urea, 25 parts of potassium phosphate,monobasic, di(2-ethylhexyl)phosphate
10 parts of hydrogen potassium, 0.4 part of ammonium silicate, 0.3 part of zinc chloride, 0.6 part of iron chloride, 0.6 part of Boratex, 3 parts of Humic acid Magnesium, rice straw
25 parts, 15 parts of plant ash, 10 parts of pig manure, 15 parts of guano, 20 parts of soya-bean cake, 15 parts of mushroom dreg, 8 parts of albumen mud, shrimp shell meal 5
Part, 800 30 parts of mesh attapulgites, 40 parts of coated fertilizer；
Wherein, the raw material of coated fertilizer includes by weight：200 15 parts of mesh modification of chitosan, 400 mesh sodium alginates 14
Part, 1.5 parts of calcium chloride.
The preparation method of above-mentioned lotus rhizome compound fertilizer, comprises the following steps：Water intaking rice straw, plant ash, pig manure, seabird
Excrement, soya-bean cake, mushroom dreg, albumen mud, shrimp shell meal become thoroughly decomposed and obtain organic fertilizer；Moisten urea surface to urea sprinkling atomized water
It is wet, add potassium phosphate,monobasic, potassium dihydrogen phosphate, ammonium silicate, zinc chloride, iron chloride, Boratex, Humic acid Magnesium, attapulgite to mix
It is even to obtain intermediate particle；Mixed to sodium alginate is added in intermediate particle so that sodium alginate is wrapped in intermediate particle surface, spray
Mass fraction is spilt for 1wt% calcium chloride waters, 50min is stood and is obtained inner investment particle；Added in inside coated granule modified
Shitosan is mixed so that modification of chitosan is wrapped in inner investment particle surface, and drying obtains coated fertilizer；By organic fertilizer, bag
Film fertilizer is uniformly mixed so as to obtain lotus rhizome compound fertilizer.
Embodiment 3
A kind of lotus rhizome compound fertilizer, its raw material includes by weight：30 parts of urea, 20 parts of potassium phosphate,monobasic, di(2-ethylhexyl)phosphate
15 parts of hydrogen potassium, 0.2 part of ammonium silicate, 0.5 part of zinc chloride, 0.4 part of iron chloride, 0.8 part of Boratex, 1 part of Humic acid Magnesium, rice straw
35 parts, 10 parts of plant ash, 15 parts of pig manure, 10 parts of guano, 30 parts of soya-bean cake, 10 parts of mushroom dreg, 10 parts of albumen mud, shrimp shell meal 3
Part, 1,000 20 parts of mesh attapulgites, 50 parts of coated fertilizer；
Wherein, the raw material of coated fertilizer includes by weight：150 25 parts of mesh modification of chitosan, 300 mesh sodium alginates 18
Part, 1 part of calcium chloride；
In the preparation process of modification of chitosan, shitosan is added to the water ultrasonic disperse uniformly, adds fumaric acid to mix,
Then concentrated nitric acid is added dropwise, 60 DEG C are warming up to, insulated and stirred 5h is adjusted to neutrality with sodium hydrate aqueous solution, adds acetone to carry out
Precipitation, filters to take filter cake, is washed with ethanol, is dried to obtain material A；In nitrogen atmosphere, material A and polyethylene glycol are added into water
In, glutaraldehyde is added dropwise, 95 DEG C are warming up to, insulated and stirred 2h filters to take filter cake, is washed with ethanol, dry, pulverize and obtains modified shell
Glycan, wherein, shitosan, fumaric acid, the weight ratio of concentrated nitric acid are 5：5.8：15, material A, polyethylene glycol, the weight of glutaraldehyde
Than being 5：2.5：0.1.
The preparation method of above-mentioned lotus rhizome compound fertilizer, comprises the following steps：Water intaking rice straw, plant ash, pig manure, seabird
Excrement, soya-bean cake, mushroom dreg, albumen mud, shrimp shell meal become thoroughly decomposed and obtain organic fertilizer；Moisten urea surface to urea sprinkling atomized water
It is wet, add potassium phosphate,monobasic, potassium dihydrogen phosphate, ammonium silicate, zinc chloride, iron chloride, Boratex, Humic acid Magnesium, attapulgite to mix
It is even to obtain intermediate particle；Mixed to sodium alginate is added in intermediate particle so that sodium alginate is wrapped in intermediate particle surface, spray
Mass fraction is spilt for 3wt% calcium chloride waters, 30min is stood and is obtained inner investment particle；Added in inside coated granule modified
Shitosan is mixed so that modification of chitosan is wrapped in inner investment particle surface, and drying obtains coated fertilizer；By organic fertilizer, bag
Film fertilizer is uniformly mixed so as to obtain lotus rhizome compound fertilizer.
Embodiment 4
A kind of lotus rhizome compound fertilizer, its raw material includes by weight：22 parts of urea, 23 parts of potassium phosphate,monobasic, di(2-ethylhexyl)phosphate
12 parts of hydrogen potassium, 0.35 part of ammonium silicate, 0.35 part of zinc chloride, 0.55 part of iron chloride, 0.65 part of Boratex, 2.5 parts of Humic acid Magnesium, water
28 parts of rice straw, 13 parts of plant ash, 11 parts of pig manure, 14 parts of guano, 23 parts of soya-bean cake, 13 parts of mushroom dreg, 8.5 parts of albumen mud,
4.5 parts of shrimp shell meal, 800 28 parts of mesh attapulgites, 42 parts of coated fertilizer；
Wherein, the raw material of coated fertilizer includes by weight：200 17 parts of mesh modification of chitosan, 400 mesh sodium alginates 15
Part, 1.4 parts of calcium chloride；
In the preparation process of modification of chitosan, shitosan is added to the water ultrasonic disperse uniformly, adds fumaric acid to mix,
Then concentrated nitric acid is added dropwise, 50 DEG C are warming up to, insulated and stirred 6h is adjusted to neutrality with sodium hydrate aqueous solution, adds acetone to carry out
Precipitation, filters to take filter cake, is washed with ethanol, is dried to obtain material A；In nitrogen atmosphere, material A and polyethylene glycol are added into water
In, glutaraldehyde is added dropwise, 85 DEG C are warming up to, insulated and stirred 3h filters to take filter cake, is washed with ethanol, dry, pulverize and obtains modified shell
Glycan, wherein, shitosan, fumaric acid, the weight ratio of concentrated nitric acid are 3：9.7：10, material A, polyethylene glycol, the weight of glutaraldehyde
Than being 6：1.5：0.2.
The preparation method of above-mentioned lotus rhizome compound fertilizer, comprises the following steps：Water intaking rice straw, plant ash, pig manure, seabird
Excrement, soya-bean cake, mushroom dreg, albumen mud, shrimp shell meal become thoroughly decomposed and obtain organic fertilizer；Moisten urea surface to urea sprinkling atomized water
It is wet, add potassium phosphate,monobasic, potassium dihydrogen phosphate, ammonium silicate, zinc chloride, iron chloride, Boratex, Humic acid Magnesium, attapulgite to mix
It is even to obtain intermediate particle；Mixed to sodium alginate is added in intermediate particle so that sodium alginate is wrapped in intermediate particle surface, spray
Mass fraction is spilt for 1.5wt% calcium chloride waters, 45min is stood and is obtained inner investment particle；Added in inside coated granule and changed
Property shitosan mix so that modification of chitosan is wrapped in inner investment particle surface, and drying obtains coated fertilizer；By organic fertilizer,
Coated fertilizer is uniformly mixed so as to obtain lotus rhizome compound fertilizer.
Embodiment 5
A kind of lotus rhizome compound fertilizer, its raw material includes by weight：28 parts of urea, 21 parts of potassium phosphate,monobasic, di(2-ethylhexyl)phosphate
14 parts of hydrogen potassium, 0.25 part of ammonium silicate, 0.45 part of zinc chloride, 0.45 part of iron chloride, 0.75 part of Boratex, 1.5 parts of Humic acid Magnesium, water
32 parts of rice straw, 11 parts of plant ash, 13 parts of pig manure, 12 parts of guano, 27 parts of soya-bean cake, 17 parts of mushroom dreg, 9.5 parts of albumen mud,
3.5 parts of shrimp shell meal, 1,000 22 parts of mesh attapulgites, 48 parts of coated fertilizer；
Wherein, the raw material of coated fertilizer includes by weight：150 23 parts of mesh modification of chitosan, 300 mesh sodium alginates 17
Part, 1.2 parts of calcium chloride；
In the preparation process of modification of chitosan, shitosan is added to the water ultrasonic disperse uniformly, adds fumaric acid to mix,
Then concentrated nitric acid is added dropwise, 55 DEG C are warming up to, insulated and stirred 5.5h is adjusted to neutrality with sodium hydrate aqueous solution, adds acetone to enter
Row precipitation, filters to take filter cake, is washed with ethanol, is dried to obtain material A；In nitrogen atmosphere, material A and polyethylene glycol are added
In water, glutaraldehyde is added dropwise, is warming up to 90 DEG C, insulated and stirred 2.5h filters to take filter cake, is washed with ethanol, dry, pulverize and is changed
Property shitosan, wherein, shitosan, fumaric acid, concentrated nitric acid weight ratio be 4：8：12, material A, polyethylene glycol, the weight of glutaraldehyde
Amount is than being 5.5：2：0.15.
The preparation method of above-mentioned lotus rhizome compound fertilizer, comprises the following steps：Water intaking rice straw, plant ash, pig manure, seabird
Excrement, soya-bean cake, mushroom dreg, albumen mud, shrimp shell meal become thoroughly decomposed and obtain organic fertilizer；Moisten urea surface to urea sprinkling atomized water
It is wet, add potassium phosphate,monobasic, potassium dihydrogen phosphate, ammonium silicate, zinc chloride, iron chloride, Boratex, Humic acid Magnesium, attapulgite to mix
It is even to obtain intermediate particle；Mixed to sodium alginate is added in intermediate particle so that sodium alginate is wrapped in intermediate particle surface, spray
Mass fraction is spilt for 2.5wt% calcium chloride waters, 35min is stood and is obtained inner investment particle；Added in inside coated granule and changed
Property shitosan mix so that modification of chitosan is wrapped in inner investment particle surface, and drying obtains coated fertilizer；By organic fertilizer,
Coated fertilizer is uniformly mixed so as to obtain lotus rhizome compound fertilizer.
Test example 1
Embodiment 1-5 is detected, it is as a result as follows：
As can be seen from the above table, slow-release function of the present invention is good, can be degradable.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept is subject to equivalent or change, should all be included within the scope of the present invention.
Claims (10)
1. a kind of lotus rhizome compound fertilizer, it is characterised in that its raw material includes by weight：Urea 20-30 parts, potassium phosphate,monobasic
20-25 parts, potassium dihydrogen phosphate 10-15 parts, ammonium silicate 0.2-0.4 parts, zinc chloride 0.3-0.5 parts, iron chloride 0.4-0.6 parts, boron
Sour sodium 0.6-0.8 parts, Humic acid Magnesium 1-3 parts, rice straw 25-35 parts, plant ash 10-15 parts, pig manure 10-15 parts, guano
10-15 parts, soya-bean cake 20-30 parts, mushroom dreg 10-15 parts, albumen mud 8-10 parts, shrimp shell meal 3-5 parts, attapulgite 20-30 parts,
Coated fertilizer 40-50 parts；
Wherein, the raw material of coated fertilizer includes：Modification of chitosan, sodium alginate, calcium chloride.
2. lotus rhizome compound fertilizer according to claim 1, it is characterised in that the raw material of coated fertilizer includes by weight：
Modification of chitosan 15-25 parts, sodium alginate 14-18 parts, calcium chloride 1-1.5 parts.
3. lotus rhizome compound fertilizer according to claim 1 or claim 2, it is characterised in that in the preparation process of modification of chitosan,
Shitosan is added to the water ultrasonic disperse uniformly, adds fumaric acid to mix, concentrated nitric acid is then added dropwise, heated up, insulated and stirred, regulation
To neutral, add acetone to be precipitated, filter to take filter cake, wash, be dried to obtain material A；In nitrogen atmosphere, by material A and
Polyethylene glycol is added to the water, and glutaraldehyde is added dropwise, and heats up, and insulated and stirred filters to take filter cake, washed with ethanol, dry, pulverize and obtain
Modification of chitosan.
4. the lotus rhizome compound fertilizer according to claim any one of 1-3, it is characterised in that in the preparation of modification of chitosan
Cheng Zhong, ultrasonic disperse is added to the water uniformly by shitosan, adds fumaric acid to mix, and concentrated nitric acid is then added dropwise, and is warming up to 50-60
DEG C, insulated and stirred 5-6h is adjusted to neutrality with sodium hydrate aqueous solution, adds acetone to be precipitated, and filters to take filter cake, uses ethanol
Washing, is dried to obtain material A；In nitrogen atmosphere, material A and polyethylene glycol are added to the water, glutaraldehyde is added dropwise, be warming up to
85-95 DEG C, insulated and stirred 2-3h filters to take filter cake, is washed with ethanol, dry, pulverize and obtains modification of chitosan.
5. the lotus rhizome compound fertilizer according to claim 3 or 4, it is characterised in that in the preparation process of modification of chitosan,
Shitosan, fumaric acid, the weight ratio of concentrated nitric acid are 3-5：5.8-9.7：10-15.
6. the lotus rhizome compound fertilizer according to claim any one of 3-5, it is characterised in that in the preparation of modification of chitosan
Cheng Zhong, material A, polyethylene glycol, the weight ratio of glutaraldehyde are 5-6：1.5-2.5：0.1-0.2.
7. the lotus rhizome compound fertilizer according to claim any one of 1-6, it is characterised in that modification of chitosan is 150-200
Mesh.
8. the lotus rhizome compound fertilizer according to claim any one of 1-7, it is characterised in that sodium alginate is 300-400 mesh.
9. the lotus rhizome compound fertilizer according to claim any one of 1-8, it is characterised in that attapulgite is 800-1000
Mesh.
10. a kind of preparation method of the lotus rhizome compound fertilizer as described in claim any one of 1-9, it is characterised in that including such as
Lower step：Water intaking rice straw, plant ash, pig manure, guano, soya-bean cake, mushroom dreg, albumen mud, shrimp shell meal become thoroughly decomposed and obtain organic
Fertilizer；To urea sprinkling atomized water soak urea surface, add potassium phosphate,monobasic, potassium dihydrogen phosphate, ammonium silicate, zinc chloride,
Iron chloride, Boratex, Humic acid Magnesium, attapulgite are uniformly mixed so as to obtain intermediate particle；Mixed to addition sodium alginate in intermediate particle,
So that sodium alginate is wrapped in intermediate particle surface, sprinkling mass fraction is 1-3wt% calcium chloride waters, stands 30-50min
Obtain inner investment particle；Modification of chitosan is added to mix in inside coated granule so that modification of chitosan is wrapped in inner investment
Grain surface, drying obtains coated fertilizer；Organic fertilizer, coated fertilizer are uniformly mixed so as to obtain lotus rhizome compound fertilizer.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107285900A (en) * | 2017-08-01 | 2017-10-24 | 无为小熊生态农业科技有限公司 | A kind of organic fertilizer for realizing lotus rhizome high yield |
| CN107573139A (en) * | 2017-08-30 | 2018-01-12 | 太仓市林港农场专业合作社 | A kind of lotus rhizome plants the preparation method of special high yield fertilizer |
| CN107827605A (en) * | 2017-12-05 | 2018-03-23 | 定远县英华种植家庭农场 | A kind of slow-release fertilizer for improving lotus rhizome disease-resistant performance |
| CN108586029A (en) * | 2018-03-30 | 2018-09-28 | 蚌埠市代双莲藕种植专业合作社 | A kind of lotus rhizome high yield composite fertilizer |
| CN109197514A (en) * | 2018-11-08 | 2019-01-15 | 重庆文理学院 | A kind of lotus rhizome planting matrix and its method prepared using crop waste organic matter |
| CN110183265A (en) * | 2019-07-05 | 2019-08-30 | 江苏恒展农业科技有限公司 | A kind of preparation and method of administration of lotus root shrimp mixed breeding fermentation fertilizer |
| CN114057523A (en) * | 2021-11-19 | 2022-02-18 | 云南云天化股份有限公司 | Preparation method and application of dual-fixation sustained-release microbial fertilizer coagulated beads |
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| US6193775B1 (en) * | 1992-08-13 | 2001-02-27 | Chisso Corporation | Coated granular fertilizer |
| CN105294257A (en) * | 2015-10-30 | 2016-02-03 | 全椒县琪悦家庭农场 | Sustained-release mixed fertilizer and preparation method thereof |
| CN105418304A (en) * | 2015-11-25 | 2016-03-23 | 高青山 | Organic-inorganic compound fertilizer special for green and high-yield lotus roots |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6193775B1 (en) * | 1992-08-13 | 2001-02-27 | Chisso Corporation | Coated granular fertilizer |
| CN105294257A (en) * | 2015-10-30 | 2016-02-03 | 全椒县琪悦家庭农场 | Sustained-release mixed fertilizer and preparation method thereof |
| CN105418304A (en) * | 2015-11-25 | 2016-03-23 | 高青山 | Organic-inorganic compound fertilizer special for green and high-yield lotus roots |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107285900A (en) * | 2017-08-01 | 2017-10-24 | 无为小熊生态农业科技有限公司 | A kind of organic fertilizer for realizing lotus rhizome high yield |
| CN107573139A (en) * | 2017-08-30 | 2018-01-12 | 太仓市林港农场专业合作社 | A kind of lotus rhizome plants the preparation method of special high yield fertilizer |
| CN107827605A (en) * | 2017-12-05 | 2018-03-23 | 定远县英华种植家庭农场 | A kind of slow-release fertilizer for improving lotus rhizome disease-resistant performance |
| CN108586029A (en) * | 2018-03-30 | 2018-09-28 | 蚌埠市代双莲藕种植专业合作社 | A kind of lotus rhizome high yield composite fertilizer |
| CN109197514A (en) * | 2018-11-08 | 2019-01-15 | 重庆文理学院 | A kind of lotus rhizome planting matrix and its method prepared using crop waste organic matter |
| CN110183265A (en) * | 2019-07-05 | 2019-08-30 | 江苏恒展农业科技有限公司 | A kind of preparation and method of administration of lotus root shrimp mixed breeding fermentation fertilizer |
| CN114057523A (en) * | 2021-11-19 | 2022-02-18 | 云南云天化股份有限公司 | Preparation method and application of dual-fixation sustained-release microbial fertilizer coagulated beads |
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