CN107445780A - It is a kind of containing alginic acid and middle micro- compound fertilizer and preparation method thereof - Google Patents

It is a kind of containing alginic acid and middle micro- compound fertilizer and preparation method thereof Download PDF

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CN107445780A
CN107445780A CN201710662164.4A CN201710662164A CN107445780A CN 107445780 A CN107445780 A CN 107445780A CN 201710662164 A CN201710662164 A CN 201710662164A CN 107445780 A CN107445780 A CN 107445780A
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parts
alginic acid
fertilizer
compound fertilizer
soil
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李善龙
赵攀
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Stanley Fertilizer Fuyu Co Ltd
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Stanley Fertilizer Fuyu Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05BPHOSPHATIC FERTILISERS
    • C05B7/00Fertilisers based essentially on alkali or ammonium orthophosphates
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES 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
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES 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
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • C05G3/80Soil conditioners
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES 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
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • C05G3/90Mixtures 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

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  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pest Control & Pesticides (AREA)
  • Soil Sciences (AREA)
  • Fertilizers (AREA)

Abstract

The invention discloses one kind to contain alginic acid and middle trace-element compound fertilizer and preparation method thereof, belongs to technical field of fertilizers.The fertilizer is made up of urea, MAP, potassium chloride, humic acid, marine algae extract, urease inhibitor, magnesium sulfate, zinc sulfate, borax, copper sulphate, manganese sulfate, ammonium molybdate, polyacrylamide, soil conditioner according to certain proportioning.The fertilizer is rich in multiple nutritional components, nutrients release is balanced, soil conditioner therein is made using modified nano-titanium dioxide, silylating reagent zeolite, air-dried powder of straw according to specific proportioning, soil compaction phenomenon can be effectively improved, in addition heavy metal ion that can also be in absorbent earth earth, reduces the heavy metal pollution in soil.Fertilizer of the present invention is also rich in alginic acid and a variety of middle trace elements, fully meets the nutrient demand of crop growth, is remarkably improved crop yield and quality.

Description

It is a kind of containing alginic acid and middle micro- compound fertilizer and preparation method thereof
Technical field
It is specifically a kind of containing alginic acid and middle micro- compound fertilizer the present invention relates to a kind of compound fertilizer And preparation method thereof.
Background technology
On the one hand, there is very long coastline in China, and tidal-flat area vast area, algae resource enriches, various in style, large-scale Economic algae there are about kind more than 100, be to possess one of most abundant country of marine algae resource in the world, be the exploitation profit of product of the present invention With providing sustainable resource guarantee.
Marine alga is one or more of mixtures in sea-tangle, undaria pinnitafida, extra large capsule algae, sargassum, bulk kelp, yellow tang etc., is The original producer of marine organisms, there is powerful adsorption capacity, ocean material of 440,000 times equivalent to itself can be concentrated, Change containing the trace element such as a variety of inorganic elements and sodium, potassium, iron, calcium, boron, molybdenum, iodine, and rich in auxins (i.e. indoles) Compound, chtokinin compound and mannitol, collect phenol more, and several amino acids, polysaccharide, fiber, aliphatic acid and natural Plant growth regulator, the extremely abundant equilibrium of nutrition, has facilitation to plant growth, is a kind of natural plant growth stimulating Element, crop yield can be improved, improve crop quality, have and be obviously improved the resistance such as plant disease-resistant, drought resisting, cold-resistant, salt resistance alkali Ability.
In recent years, due to the eutrophication of seawater, cause marine alga breeding, the speed of growth to accelerate, form green tide.Cause This, collection marine alga is the process for purifying ball ecological environment, and research and development seaweed products are to remove the evil Xinghe profit solution because of green tide again Marine alga causes one of hotspot approach of problem of environmental pollution, and the pollution-free industry of a sustainable use marine resources.
On the other hand, formed for many years on China's agricultural planting and only paid attention to nitrogen, phosphorus, potassium, thinked little of middle and trace element Fertilising custom, cause the middle and trace element in soil fewer and fewer, cause soil hardening, soil fertility declines, nutrient imbalance, from And the raising of Crop yield and quality is constrained, there is high investment, low output phenomenon, cause certain economic loss.
Therefore, present invention seek to address that problem above.
The content of the invention
It is an object of the invention to provide a kind of containing alginic acid and middle micro- compound fertilizer.The fertilizer is rich in more Kind of nutritional ingredient, nutrients release is balanced, soil conditioner therein using modified nano-titanium dioxide, silylating reagent zeolite, Air-dry powder of straw to be made according to specific proportioning, soil compaction phenomenon can be effectively improved, a huge sum of money that in addition can also be in absorbent earth earth Belong to ion, reduce the heavy metal pollution in soil.Fertilizer of the present invention is also rich in alginic acid and a variety of middle trace elements, completely full The nutrient demand of sufficient crop growth, is remarkably improved crop yield and quality.
Present invention also offers it is a kind of containing alginic acid and middle micro- compound fertilizer preparation method.
The present invention uses following technical scheme:
It is a kind of containing alginic acid and middle micro- compound fertilizer, it is to be prepared from the following raw materials in parts by weight:Urea 450-490 parts, MAP 210-250 parts, potassium chloride 180-220 parts, humic acid 50-70 parts, marine algae extract 6-10 parts, urea Enzyme inhibitor 3-5 parts, magnesium sulfate 5-10 parts, zinc sulfate 5-10 parts, borax 3-5 parts, copper sulphate 3-4 parts, manganese sulfate 4-8 parts, molybdenum Sour ammonium 3-5 parts, polyacrylamide 3-5 parts, soil conditioner 3-5 parts;
The marine algae extract is prepared by the following method:
1) freeze after marine alga is crushed, then add in normal pressure Basic fluxing raction kettle, add 3 times of amount clear water stirrings, Ran Houjia It is 8~8.5 to enter potassium hydroxide regulation pH value, while material is warming up into 70-80 DEG C, is incubated and stirs alkaline hydrolysis 30min, then beats Open and be filtrated to get first-time filtrate and a filter residue;
2) filter residue of gained is added in acidolysis reaction kettle, adds the clear water of equivalent, be stirring evenly and then adding into sulfuric acid It is 2~3 to adjust pH value, stirs acidolysis 60min, then filters to obtain secondary filtrate;
3) will first-time filtrate and secondary filtrate equal proportion mix after be freeze-dried powder is marine algae extract;
The soil conditioner is modified nano-titanium dioxide, silylating reagent zeolite, air-dries powder of straw according to 1:10:20 Weight ratio be made.
The marine alga is one or more of mixing in sea-tangle, undaria pinnitafida, extra large capsule algae, sargassum, bulk kelp, yellow tang etc. Thing.
The modified nano-titanium dioxide is prepared by the following method:By nano titanium oxide and triethanolamine According to weight than 1:5 mixing, mortar 1 hour in mortar, are then distributed to containing 5% coupling agent KH560's under high velocity agitation In water body, pH to 8~9 is adjusted, continues to stir 30-45min, is put into ball milling 3h in ball mill, produces modified nano-titanium dioxide.
The particle diameter of the nano titanium oxide is 50-100nm.
The silylating reagent zeolite is after natural zeolite is acidified, and 3- aminopropyl trimethoxies are added in toluene solution Obtained after silane reaction processing.
Preferably, it is described containing alginic acid and middle micro- compound fertilizer is by the raw material system of following weight proportion Into:470 parts of urea, 230 parts of MAP, 200 parts of potassium chloride, 60 parts of humic acid, 8 parts of marine algae extract, urease inhibitor 3 Part, 8 parts of magnesium sulfate, 5 parts of zinc sulfate, 5 parts of borax, 4 parts of copper sulphate, 4 parts of manganese sulfate, 3 parts of ammonium molybdate, 4 parts of polyacrylamide, soil 4 parts of earth conditioning agent.
It is a kind of containing alginic acid and middle micro- compound fertilizer preparation method, it comprises the following steps:
1) by nano titanium oxide and triethanolamine according to weight than 1:5 mixing, grind 1 hour, Ran Hou in mortar It is distributed under high-speed stirred in the water body containing 5% coupling agent KH560, adjusts pH to 8~9, is continued to stir 30-45min, be put into ball Ball milling 3h in grinding machine, modified nano-titanium dioxide is produced, it is standby;
2) after natural zeolite is acidified, obtained after adding 3- aminopropyl trimethoxysilane reaction treatments in toluene solution Silylating reagent zeolite, it is standby that grinding crosses 50 mesh sieves;
3) by the modified nano-titanium dioxide of above-mentioned preparation, silylating reagent zeolite, air-dried powder of straw according to 1:10:20 It is standby that soil conditioner is made in weight ratio;
4) it is accurate to weigh formula ratio urea, it is sent into fusion tank and molten state urea is made, after temperature is down to 80-90 DEG C so Formula weight polyacrylamide is added in fusing urea afterwards, stirring 30min obtains melting mixing liquid;
5) freeze after marine alga is crushed, then add in normal pressure Basic fluxing raction kettle, add 3 times of amount clear water stirrings, Ran Houjia It is 8~8.5 to enter potassium hydroxide regulation pH value, while material is warming up into 70-80 DEG C, is incubated and stirs alkaline hydrolysis 30min, then beats Open and be filtrated to get first-time filtrate and a filter residue;Filter residue of gained is added in acidolysis reaction kettle, adds the clear water of equivalent, It is 2~3 to be stirring evenly and then adding into sulphur acid for adjusting pH value, stirs acidolysis 60min, then filters to obtain secondary filtrate;By first-time filtrate With secondary filtrate equal proportion mix after be freeze-dried powder is marine algae extract, it is standby;
6) by formula ratio MAP, potassium chloride, humic acid, marine algae extract, urease inhibitor, magnesium sulfate, zinc sulfate, Mixed in borax, copper sulphate, manganese sulfate, ammonium molybdate and soil conditioner input blending tank, and be preheated to 40~50 DEG C, it is standby;
7) melting mixing liquid obtained by step 4) is further well mixed to form slurry with mixed material obtained by step 6), controlled Mixed slurry temperature processed is 100-110 DEG C, is granulated by high-tower granulation system, the particle obtained after cooling is sieved, by grain Footpath is discharged packaging into products in 2-4mm particle, and 6) step input mixing is returned after the Particle Breakage of undesirable granularity It is granulated again in tank.
Present invention addition marine algae extract is raw material, and it is rich in a variety of inorganic elements and sodium, potassium, iron, calcium, boron, molybdenum, iodine Deng trace element, and also containing auxins (i.e. indoles) compound, chtokinin compound and mannitol, more collection Phenol, and several amino acids, polysaccharide, fiber, aliphatic acid and natural plants growth regulator, nutrient general equilibrium, plant is given birth to With facilitation, crop yield can be improved, improve crop quality, have and be obviously improved plant disease-resistant, drought resisting, cold-resistant, salt resistance The ability of the resistance such as alkali.In addition, the present invention also adds the soil conditioner of specific components, the soil conditioner is with modified Nano Titanium dioxide, silylating reagent zeolite, powder of straw composition is air-dried, have outstanding organic pollution and heavy metal contaminants dual Adsorption capacity, while can effectively keep soil from packing together, increase the dispersiveness of fertilizer, be advantageous to the release of fertilizer efficiency and the suction of crops Receive, improve the security of soil plantation.
The beneficial effects of the invention are as follows:1) fertilizer formula of the present invention is reasonable, and nutrients release equalization stable, fertilizer efficiency is permanent, can Significantly improve the yield and quality of crops, compared with Common compound fertilizer material, the obvious effect of increasing production of wheat and rice.2) this hair The bright soil conditioner using specific components, each component synergy, has outstanding organic pollution and heavy metal contaminants Dual adsorption capacity, while can effectively keep soil from packing together, increase the dispersiveness of fertilizer, be advantageous to release and the crops of fertilizer efficiency Absorption, improve soil plantation security.3) present invention uses high-tower granulation technique, the use of modified nano-titanium dioxide Slurry fluidity in can also increasing pelletization while soil is adjusted, makes granulation outcome more preferable, particle is more uniform.
Embodiment
With reference to specific embodiment, the present invention is described in further detail.
Embodiment 1
It is a kind of containing alginic acid and middle micro- compound fertilizer, it is to be prepared from the following raw materials in parts by weight:Urea 450 parts, 210 parts of MAP, 180 parts of potassium chloride, 50 parts of humic acid, 6 parts of marine algae extract, 3 parts of urease inhibitor, magnesium sulfate 5 parts, 5 parts of zinc sulfate, 3 parts of borax, 3 parts of copper sulphate, 4 parts of manganese sulfate, 3 parts of ammonium molybdate, 3 parts of polyacrylamide, soil conditioner 3 Part.
The preparation method of above-mentioned fertilizer is as follows:
It is a kind of containing alginic acid and middle micro- compound fertilizer preparation method, it comprises the following steps:
1) by nano titanium oxide and triethanolamine according to weight than 1:5 mixing, grind 1 hour, Ran Hou in mortar It is distributed under high-speed stirred in the water body containing 5% coupling agent KH560, adjusts pH to 8~9, is continued to stir 30-45min, be put into ball Ball milling 3h in grinding machine, modified nano-titanium dioxide is produced, it is standby;The particle diameter of the nano titanium oxide is 50-100nm.
2) after natural zeolite is acidified, obtained after adding 3- aminopropyl trimethoxysilane reaction treatments in toluene solution Silylating reagent zeolite, it is standby that grinding crosses 50 mesh sieves;
3) by the modified nano-titanium dioxide of above-mentioned preparation, silylating reagent zeolite, air-dried powder of straw according to 1:10:20 It is standby that soil conditioner is made in weight ratio;
4) it is accurate to weigh formula ratio urea, it is sent into fusion tank and molten state urea is made, after temperature is down to 80-90 DEG C so Formula weight polyacrylamide is added in fusing urea afterwards, stirring 30min obtains melting mixing liquid;
5) freeze after marine alga is crushed, then add in normal pressure Basic fluxing raction kettle, add 3 times of amount clear water stirrings, Ran Houjia It is 8~8.5 to enter potassium hydroxide regulation pH value, while material is warming up into 70-80 DEG C, is incubated and stirs alkaline hydrolysis 30min, then beats Open and be filtrated to get first-time filtrate and a filter residue;Filter residue of gained is added in acidolysis reaction kettle, adds the clear water of equivalent, It is 2~3 to be stirring evenly and then adding into sulphur acid for adjusting pH value, stirs acidolysis 60min, then filters to obtain secondary filtrate;By first-time filtrate With secondary filtrate equal proportion mix after be freeze-dried powder is marine algae extract, it is standby;
6) by formula ratio MAP, potassium chloride, humic acid, marine algae extract, urease inhibitor, magnesium sulfate, zinc sulfate, Mixed in borax, copper sulphate, manganese sulfate, ammonium molybdate and soil conditioner input blending tank, and be preheated to 40~50 DEG C, it is standby;
7) melting mixing liquid obtained by step 4) is further well mixed to form slurry with mixed material obtained by step 6), controlled Mixed slurry temperature processed is 100-110 DEG C, is granulated by high-tower granulation system, the particle obtained after cooling is sieved, by grain Footpath is discharged packaging into products in 2-4mm particle, and 6) step input mixing is returned after the Particle Breakage of undesirable granularity It is granulated again in tank.
Embodiment 2
It is a kind of containing alginic acid and middle micro- compound fertilizer, it is to be prepared from the following raw materials in parts by weight:Urea 490 parts, 250 parts of MAP, 220 parts of potassium chloride, 70 parts of humic acid, 10 parts of marine algae extract, 5 parts of urease inhibitor, sulfuric acid 10 parts of magnesium, 10 parts of zinc sulfate, 5 parts of borax, 4 parts of copper sulphate, 8 parts of manganese sulfate, 5 parts of ammonium molybdate, 5 parts of polyacrylamide, soil are adjusted Save 5 parts of agent.
It is a kind of containing alginic acid and middle micro- compound fertilizer preparation method, it comprises the following steps:
1) by nano titanium oxide and triethanolamine according to weight than 1:5 mixing, grind 1 hour, Ran Hou in mortar It is distributed under high-speed stirred in the water body containing 5% coupling agent KH560, adjusts pH to 8~9, is continued to stir 30-45min, be put into ball Ball milling 3h in grinding machine, modified nano-titanium dioxide is produced, it is standby;The particle diameter of the nano titanium oxide is 50-100nm.
2) after natural zeolite is acidified, obtained after adding 3- aminopropyl trimethoxysilane reaction treatments in toluene solution Silylating reagent zeolite, it is standby that grinding crosses 50 mesh sieves;
3) by the modified nano-titanium dioxide of above-mentioned preparation, silylating reagent zeolite, air-dried powder of straw according to 1:10:20 It is standby that soil conditioner is made in weight ratio;
4) it is accurate to weigh formula ratio urea, it is sent into fusion tank and molten state urea is made, after temperature is down to 80-90 DEG C so Formula weight polyacrylamide is added in fusing urea afterwards, stirring 30min obtains melting mixing liquid;
5) freeze after marine alga is crushed, then add in normal pressure Basic fluxing raction kettle, add 3 times of amount clear water stirrings, Ran Houjia It is 8~8.5 to enter potassium hydroxide regulation pH value, while material is warming up into 70-80 DEG C, is incubated and stirs alkaline hydrolysis 30min, then beats Open and be filtrated to get first-time filtrate and a filter residue;Filter residue of gained is added in acidolysis reaction kettle, adds the clear water of equivalent, It is 2~3 to be stirring evenly and then adding into sulphur acid for adjusting pH value, stirs acidolysis 60min, then filters to obtain secondary filtrate;By first-time filtrate With secondary filtrate equal proportion mix after be freeze-dried powder is marine algae extract, it is standby;
6) by formula ratio MAP, potassium chloride, humic acid, marine algae extract, urease inhibitor, magnesium sulfate, zinc sulfate, Mixed in borax, copper sulphate, manganese sulfate, ammonium molybdate and soil conditioner input blending tank, and be preheated to 40~50 DEG C, it is standby;
7) melting mixing liquid obtained by step 4) is further well mixed to form slurry with mixed material obtained by step 6), controlled Mixed slurry temperature processed is 100-110 DEG C, is granulated by high-tower granulation system, the particle obtained after cooling is sieved, by grain Footpath is discharged packaging into products in 2-4mm particle, and 6) step input mixing is returned after the Particle Breakage of undesirable granularity It is granulated again in tank.
Embodiment 3
It is a kind of containing alginic acid and middle micro- compound fertilizer, it is to be prepared from the following raw materials in parts by weight:Urea 470 parts, 230 parts of MAP, 200 parts of potassium chloride, 60 parts of humic acid, 8 parts of marine algae extract, 3 parts of urease inhibitor, magnesium sulfate 8 parts, 5 parts of zinc sulfate, 5 parts of borax, 4 parts of copper sulphate, 4 parts of manganese sulfate, 3 parts of ammonium molybdate, 4 parts of polyacrylamide, soil conditioner 4 Part.
It is a kind of containing alginic acid and middle micro- compound fertilizer preparation method, it comprises the following steps:
1) by nano titanium oxide and triethanolamine according to weight than 1:5 mixing, grind 1 hour, Ran Hou in mortar It is distributed under high-speed stirred in the water body containing 5% coupling agent KH560, adjusts pH to 8~9, is continued to stir 30-45min, be put into ball Ball milling 3h in grinding machine, modified nano-titanium dioxide is produced, it is standby;The particle diameter of the nano titanium oxide is 50-100nm.
2) after natural zeolite is acidified, obtained after adding 3- aminopropyl trimethoxysilane reaction treatments in toluene solution Silylating reagent zeolite, it is standby that grinding crosses 50 mesh sieves;
3) by the modified nano-titanium dioxide of above-mentioned preparation, silylating reagent zeolite, air-dried powder of straw according to 1:10:20 It is standby that soil conditioner is made in weight ratio;
4) it is accurate to weigh formula ratio urea, it is sent into fusion tank and molten state urea is made, after temperature is down to 80-90 DEG C so Formula weight polyacrylamide is added in fusing urea afterwards, stirring 30min obtains melting mixing liquid;
5) freeze after marine alga is crushed, then add in normal pressure Basic fluxing raction kettle, add 3 times of amount clear water stirrings, Ran Houjia It is 8~8.5 to enter potassium hydroxide regulation pH value, while material is warming up into 70-80 DEG C, is incubated and stirs alkaline hydrolysis 30min, then beats Open and be filtrated to get first-time filtrate and a filter residue;Filter residue of gained is added in acidolysis reaction kettle, adds the clear water of equivalent, It is 2~3 to be stirring evenly and then adding into sulphur acid for adjusting pH value, stirs acidolysis 60min, then filters to obtain secondary filtrate;By first-time filtrate With secondary filtrate equal proportion mix after be freeze-dried powder is marine algae extract, it is standby;
6) by formula ratio MAP, potassium chloride, humic acid, marine algae extract, urease inhibitor, magnesium sulfate, zinc sulfate, Mixed in borax, copper sulphate, manganese sulfate, ammonium molybdate and soil conditioner input blending tank, and be preheated to 40~50 DEG C, it is standby;
7) melting mixing liquid obtained by step 4) is further well mixed to form slurry with mixed material obtained by step 6), controlled Mixed slurry temperature processed is 100-110 DEG C, is granulated by high-tower granulation system, the particle obtained after cooling is sieved, by grain Footpath is discharged packaging into products in 2-4mm particle, and 6) step input mixing is returned after the Particle Breakage of undesirable granularity It is granulated again in tank.
Comparative example
It is a kind of containing alginic acid and middle micro- compound fertilizer, it is to be prepared from the following raw materials in parts by weight:Urea 470 parts, 230 parts of MAP, 200 parts of potassium chloride, 60 parts of humic acid, 8 parts of marine algae extract, 3 parts of urease inhibitor, magnesium sulfate 8 parts, 5 parts of zinc sulfate, 5 parts of borax, 4 parts of copper sulphate, 4 parts of manganese sulfate, 3 parts of ammonium molybdate, 4 parts of polyacrylamide.
It is a kind of containing alginic acid and middle micro- compound fertilizer preparation method, it comprises the following steps:
1) it is accurate to weigh formula ratio urea, it is sent into fusion tank and molten state urea is made, after temperature is down to 80-90 DEG C so Formula weight polyacrylamide is added in fusing urea afterwards, stirring 30min obtains melting mixing liquid;
2) freeze after marine alga is crushed, then add in normal pressure Basic fluxing raction kettle, add 3 times of amount clear water stirrings, Ran Houjia It is 8~8.5 to enter potassium hydroxide regulation pH value, while material is warming up into 70-80 DEG C, is incubated and stirs alkaline hydrolysis 30min, then beats Open and be filtrated to get first-time filtrate and a filter residue;Filter residue of gained is added in acidolysis reaction kettle, adds the clear water of equivalent, It is 2~3 to be stirring evenly and then adding into sulphur acid for adjusting pH value, stirs acidolysis 60min, then filters to obtain secondary filtrate;By first-time filtrate With secondary filtrate equal proportion mix after be freeze-dried powder is marine algae extract, it is standby;
3) by formula ratio MAP, potassium chloride, humic acid, marine algae extract, urease inhibitor, magnesium sulfate, zinc sulfate, Mixed in borax, copper sulphate, manganese sulfate, ammonium molybdate input blending tank, and be preheated to 40~50 DEG C, it is standby;
4) melting mixing liquid obtained by step 1) is further well mixed to form slurry with mixed material obtained by step 3), controlled Mixed slurry temperature processed is 100-110 DEG C, is granulated by high-tower granulation system, the particle obtained after cooling is sieved, by grain Footpath is discharged packaging into products in 2-4mm particle, and 3) step input mixing is returned after the Particle Breakage of undesirable granularity It is granulated again in tank.
Fertilizer efficiency application test
1st, wheat manure trial is planted year after year
2013 to 2015 continuous 3 years, and choosing a piece of experimental field of wheat in Jilin Province Fuyu City planting base is carried out Effect of fertilizer application test.It is the capital winter No. 6 for examination wheat breed, sows mid-September, ditch is broadcast, and keep a full stand of seedings 400 plants/m2, line-spacing 0.3m, the long 4~5m of row.Second Year is ripe by the end of July to be harvested.Experimental plot be divided into four pieces of formed objects and respectively numbering be 1,2, 3rd, the 4, the 1st group is control group, and using comparative example fertilizer, 2-4 groups apply fertilizer made from embodiment 1-3 respectively.All packets Fertilization time and fertilizer amount are identical, and fertilization time disposably applies to make base fertilizer prior to seeding, and the period of seedling establishment after the rear beginning of spring enters 1 top dressing of row.Other cultivation management measures are the same as local general crop field wheat.Result of the test is shown in Table 1.
- 2015 years 1 2013 years experimental plot fertilizer test volume increase results of table
It can be drawn by above-mentioned experimental result, it is clearly demarcated to the effect of increasing production all ten of wheat using fertilizer produced by the present invention It is aobvious.Especially compared with the same year control group, in formula during no specific soil conditioner using the present invention, plant within continuous 3 years Afterwards, slightly downward trend is presented in wheat yield on the contrary, and is in substantially using the yield of continuous 3 years wheats after the fertilizer of the present invention The trend now increased year by year, this is due to the fertilizer of the continuous administration present invention, significantly improves soil compaction phenomenon, enhances soil The quality of earth, absorption of the crops to nutrient is promoted, improve utilization rate of fertilizer, reduce nutrient loss.Further, since the soil The use of earth conditioning agent, make soil that there is outstanding organic pollution and the dual adsorption capacity of heavy metal contaminants, reduce small Wheat remains the danger of heavy metal, improves the security of soil plantation.
2nd, increasing production of rice effect test
The rice farmland of 4 pieces of same sizes is chosen in Changchun City planting base as experimental field, every piece For 1 mu, wherein 3 pieces of farmlands use commercially available common compound using the fertilizer obtained by 1-3 of the embodiment of the present invention, another 1 piece of farmland respectively As a control group, its N-P-K is 28-15-12 to fertilizer, total nutrient >=45%.The yield and the prevention and control of plant diseases, pest control of rice are observed after 1 year Situation, experimental result are shown in Table 2.
The rice yield of table 2 and pest and disease damage a situation arises Statistical Comparison
Rice per mu yield/kg Pest and disease damage frequency/year
Embodiment 1 703.6 2
Embodiment 2 710.2 1
Embodiment 3 705.9 3
Commercially available compound fertilizer 650.8 8
Fertilizer obtained by being can be seen that from the above-mentioned data of table 2 using 1-3 of the embodiment of the present invention, it is ripe after grain of rice gold Yellow full, yield increases, and compared with the farmland of unused product of the present invention, every mu is averagely increased production 55.8 kilograms, and uses this hair Pest and disease damage after bright product in farmland also greatly reduces, and reduces the usage amount of agricultural chemicals, improves the security of food.In addition, Fertilizer nutrient of the present invention is balanced, and middle trace element is sufficient, meets the growth needs of crops, the marine algae extract added in raw material It is not only that the growth of rice provides the nutrient of abundance, can also makees jointly with soil conditioner made of the specific proportioning of the present invention Improve soil environment with effective, strengthen the ventilative of soil, water conservation, fertilizer-preserving ability, keep soil from packing together, improve fertilizer utilization Rate, fertilizer application frequency is reduced, improve crop yield.

Claims (7)

  1. It is 1. a kind of containing alginic acid and middle micro- compound fertilizer, it is characterised in that it is by the raw material of following weight proportion It is made:Urea 450-490 parts, MAP 210-250 parts, potassium chloride 180-220 parts, humic acid 50-70 parts, marine algae extract 6-10 parts, urease inhibitor 3-5 parts, magnesium sulfate 5-10 parts, zinc sulfate 5-10 parts, borax 3-5 parts, copper sulphate 3-4 parts, manganese sulfate 4-8 parts, ammonium molybdate 3-5 parts, polyacrylamide 3-5 parts, soil conditioner 3-5 parts;
    The marine algae extract is prepared by the following method:
    1) freeze after marine alga is crushed, then add in normal pressure Basic fluxing raction kettle, add 3 times of amount clear water stirrings, then add hydrogen Potassium oxide regulation pH value is 8~8.5, while material is warming up into 70-80 DEG C, is incubated and stirs alkaline hydrolysis 30min, then opened Filter obtains first-time filtrate and a filter residue;
    2) filter residue of gained is added in acidolysis reaction kettle, adds the clear water of equivalent, be stirring evenly and then adding into sulfuric acid regulation PH value is 2~3, stirs acidolysis 60min, then filters to obtain secondary filtrate;
    3) will first-time filtrate and secondary filtrate equal proportion mix after be freeze-dried powder is marine algae extract;
    The soil conditioner is modified nano-titanium dioxide, silylating reagent zeolite, air-dries powder of straw according to 1:10:20 weight Amount ratio is made.
  2. It is 2. according to claim 1 containing alginic acid and middle micro- compound fertilizer, it is characterised in that the marine alga is One or more of mixtures in sea-tangle, undaria pinnitafida, extra large capsule algae, sargassum, bulk kelp, yellow tang etc..
  3. It is 3. according to claim 1 containing alginic acid and middle micro- compound fertilizer, it is characterised in that the modification is received Rice titanium dioxide is prepared by the following method:By nano titanium oxide and triethanolamine according to weight than 1:5 mixing, Mortar 1 hour in mortar, then it is distributed under high velocity agitation in the water body containing 5% coupling agent KH560, regulation pH to 8~ 9, continue to stir 30-45min, be put into ball milling 3h in ball mill, produce modified nano-titanium dioxide.
  4. It is 4. according to claim 3 containing alginic acid and middle micro- compound fertilizer, it is characterised in that the nanometer two The particle diameter of titanium oxide is 50-100nm.
  5. It is 5. according to claim 1 containing alginic acid and middle micro- compound fertilizer, it is characterised in that the silanization Modified zeolite is after natural zeolite is acidified, and is obtained after adding 3- aminopropyl trimethoxysilane reaction treatments in toluene solution 's.
  6. It is 6. according to claim 1 containing alginic acid and middle micro- compound fertilizer, it is characterised in that it is by following The raw material of weight proportion is made:470 parts of urea, 230 parts of MAP, 200 parts of potassium chloride, 60 parts of humic acid, marine algae extract 8 Part, 3 parts of urease inhibitor, 8 parts of magnesium sulfate, 5 parts of zinc sulfate, 5 parts of borax, 4 parts of copper sulphate, 4 parts of manganese sulfate, 3 parts of ammonium molybdate, gather 4 parts of acrylamide, 4 parts of soil conditioner.
  7. A kind of 7. preparation method containing alginic acid and middle micro- compound fertilizer described in claim 1, it is characterised in that It comprises the following steps:
    1) by nano titanium oxide and triethanolamine according to weight than 1:5 mixing, mortar 1 hour in mortar, then at a high speed It is distributed under stirring in the water body containing 5% coupling agent KH560, adjusts pH to 8~9, is continued to stir 30-45min, be put into ball mill Middle ball milling 3h, produces modified nano-titanium dioxide, standby;
    2) after natural zeolite is acidified, silane is obtained after adding 3- aminopropyl trimethoxysilane reaction treatments in toluene solution Change modified zeolite, it is standby that grinding crosses 50 mesh sieves;
    3) by the modified nano-titanium dioxide of above-mentioned preparation, silylating reagent zeolite, air-dried powder of straw according to 1:10:20 weight It is more standby than soil conditioner is made;
    4) it is accurate to weigh formula ratio urea, it is sent into fusion tank and molten state urea is made, and then will after temperature is down to 80-90 DEG C It is formulated weight polyacrylamide to add in fusing urea, stirring 30min obtains melting mixing liquid;
    5) freeze after marine alga is crushed, then add in normal pressure Basic fluxing raction kettle, add 3 times of amount clear water stirrings, then add hydrogen Potassium oxide regulation pH value is 8~8.5, while material is warming up into 70-80 DEG C, is incubated and stirs alkaline hydrolysis 30min, then opened Filter obtains first-time filtrate and a filter residue;Filter residue of gained is added in acidolysis reaction kettle, adds the clear water of equivalent, stirring It is 2~3 that sulphur acid for adjusting pH value is added after uniformly, stirs acidolysis 60min, then filters to obtain secondary filtrate;By first-time filtrate and two Be freeze-dried after the mixing of secondary filtrate equal proportion powder is marine algae extract, it is standby;6) by formula ratio MAP, chlorination Potassium, humic acid, marine algae extract, urease inhibitor, magnesium sulfate, zinc sulfate, borax, copper sulphate, manganese sulfate, ammonium molybdate and soil Mixed in conditioning agent input blending tank, and be preheated to 40~50 DEG C, it is standby;
    7) melting mixing liquid obtained by step 4) is further well mixed to form slurry with mixed material obtained by step 6), control is mixed It is 100-110 DEG C to close slurry temperature, is granulated by high-tower granulation system, the particle obtained after cooling is sieved, and particle diameter is existed 2-4mm particle discharging packaging into products, the is returned to after the Particle Breakage of undesirable granularity 6) in step input blending tank Again it is granulated.
CN201710662164.4A 2017-08-04 2017-08-04 It is a kind of containing alginic acid and middle micro- compound fertilizer and preparation method thereof Pending CN107445780A (en)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108207467A (en) * 2018-01-08 2018-06-29 佛山市所能网络有限公司 A kind of Chinese chestnut implantation methods rich in various trace elements
CN109097063A (en) * 2018-09-23 2018-12-28 邓文武 A kind of soil-repairing agent and preparation method thereof
CN110156512A (en) * 2019-04-24 2019-08-23 青岛明月蓝海生物科技有限公司 A kind of urea groups compound fertilizer and preparation method thereof containing alginic acid
WO2020093893A1 (en) * 2018-11-09 2020-05-14 中国农业科学院农业资源与农业区划研究所 Preparation method for alginic acid synergistic carrier for reducing urea conversion
CN111848272A (en) * 2020-07-13 2020-10-30 广西伟恒生态农业有限公司 Complete compound fertilizer and preparation method thereof
CN113717005A (en) * 2021-10-08 2021-11-30 王兴民 Nitrogen, phosphorus and potassium compound fertilizer containing alginic acid and preparation process thereof
CN115448793A (en) * 2022-09-16 2022-12-09 安徽司尔特化肥科技有限公司 Alginic acid-containing bulk blend fertilizer and preparation method thereof
CN117209314A (en) * 2023-09-15 2023-12-12 广州优卡思农业技术有限公司 Fish protein organic liquid fertilizer and production process thereof

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CN1269339A (en) * 1999-04-01 2000-10-11 美国金秋公司 Method for producing extracted liquor of seaweed for promoting growth of plant, obtained seaweed extracted liquor and compound fertilizer thereof
CN104045425A (en) * 2014-05-28 2014-09-17 马鞍山市心洲葡萄专业合作社 Soybean dedicated biological organic green fertilizer and preparation method thereof
CN104744165A (en) * 2015-03-25 2015-07-01 山东恩宝生物科技有限公司 Alginic acid coated compound fertilizer with urease inhibiting effect and preparation method of alginic acid coated compound fertilizer
CN104761348A (en) * 2015-03-25 2015-07-08 山东恩宝生物科技有限公司 Alginic acid containing compound fertilizer with urease inhibiting effect and production method of alginic acid containing compound fertilizer

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CN1269339A (en) * 1999-04-01 2000-10-11 美国金秋公司 Method for producing extracted liquor of seaweed for promoting growth of plant, obtained seaweed extracted liquor and compound fertilizer thereof
CN104045425A (en) * 2014-05-28 2014-09-17 马鞍山市心洲葡萄专业合作社 Soybean dedicated biological organic green fertilizer and preparation method thereof
CN104744165A (en) * 2015-03-25 2015-07-01 山东恩宝生物科技有限公司 Alginic acid coated compound fertilizer with urease inhibiting effect and preparation method of alginic acid coated compound fertilizer
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108207467A (en) * 2018-01-08 2018-06-29 佛山市所能网络有限公司 A kind of Chinese chestnut implantation methods rich in various trace elements
CN109097063A (en) * 2018-09-23 2018-12-28 邓文武 A kind of soil-repairing agent and preparation method thereof
WO2020093893A1 (en) * 2018-11-09 2020-05-14 中国农业科学院农业资源与农业区划研究所 Preparation method for alginic acid synergistic carrier for reducing urea conversion
CN110156512A (en) * 2019-04-24 2019-08-23 青岛明月蓝海生物科技有限公司 A kind of urea groups compound fertilizer and preparation method thereof containing alginic acid
CN111848272A (en) * 2020-07-13 2020-10-30 广西伟恒生态农业有限公司 Complete compound fertilizer and preparation method thereof
CN113717005A (en) * 2021-10-08 2021-11-30 王兴民 Nitrogen, phosphorus and potassium compound fertilizer containing alginic acid and preparation process thereof
CN115448793A (en) * 2022-09-16 2022-12-09 安徽司尔特化肥科技有限公司 Alginic acid-containing bulk blend fertilizer and preparation method thereof
CN117209314A (en) * 2023-09-15 2023-12-12 广州优卡思农业技术有限公司 Fish protein organic liquid fertilizer and production process thereof

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Application publication date: 20171208