CN109534913A - A kind of preparation method that new sustained release rice is compound fertilizer dedicated - Google Patents
A kind of preparation method that new sustained release rice is compound fertilizer dedicated Download PDFInfo
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- CN109534913A CN109534913A CN201910035043.6A CN201910035043A CN109534913A CN 109534913 A CN109534913 A CN 109534913A CN 201910035043 A CN201910035043 A CN 201910035043A CN 109534913 A CN109534913 A CN 109534913A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
-
- 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
-
- 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
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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
It is compound fertilizer dedicated and preparation method thereof that the present invention provides a kind of new sustained release rice, first selection chelating agent and microelement, and trace element chelated fertilizer feed liquid is made；Secondly polyvinyl alcohol, starch, nitrogen fertilizer slow releasing agent are selected, binding liquid is made；Then trace element chelated liquid and binding liquid are uniformly mixed, are transferred to spare in receiver；Finally oil shale waste slag, furfural dregs, calcium carbonate, urea, diammonium hydrogen phosphate, potassium chloride are mixed, be made a kind of nutrient comprehensively, sustained release, while it is compound fertilizer dedicated to improve the environmental-friendly of soil physico-chemical property, multifunctional novel slow-release rice；Since it is with slow release, realizes rice growing season single-dose application, can not only effectively improve utilization rate of fertilizer, reduce environmental pollution, it is energy saving, but also fertilising frequency can be reduced, save labour.Produce raw materials used cheap and easy to get, process flow is simple, easily operated production, convenient in Rice Production large-scale promotion use.
Description
Technical field
The invention belongs to agricultural technology fields, and in particular to a kind of preparation side that new sustained release rice is compound fertilizer dedicated
Method.
Technical background
China's large area, which is ploughed, lacks silico-calcium element, and silicon, the world calcium constituent Yi Bei soil educational circles are confirmed as being after nitrogen, phosphorus, potassium
Soil lacks later and crop is badly in need of the 4th of supplement the, the fifth-largest element, after largely application nitrogen, phosphorus, potash fertilizer, to make crop strong
Kang Shengchang, depends merely on the silicon of Natural Circulation offer, calcium element nutrition is far from satisfying, therefore silicon, the nutrition of calcium element are just at plant
The limiting factor of object growth, science supplement silicon, calcium element nutrition become the focus of attention of modern agricultural production.
The characteristics of modern agriculture is balance fertilizing, after largely application nitrogen, phosphorus, potash fertilizer, scientifically and rationally applies silicon, calcium element
Fertilizer and other microelements, not only can be improved crop yield and quality, while can also improve the ecological environment.Nitrogen, phosphorus, potash fertilizer with
Calcium silicate fertilizer complex equilibrium, which applies fertilizer, has become the developing direction of Modern Green agricultural sciences fertilizer.On the basis of application nitrogen, phosphorus, potassium
On, microelement is the big factors to apply fertilizers scientifically in Rational Application.
Compound fertilizer is a main trend of world today's Growth of Chemical Fertilizer Industry, and compound fertilizer special even more represents domestic middle-size and small-size
The new trend of fertilizer enterprises development, its advantage is that being prepared according to Different Crop to the different demands of nutrient；Rice is in China's grain
There is important strategic position in food production, more than half population of China is using rice as staple food.According to statistics, China's rice area is about
Account for the 29.1% of the cereal crops gross area.For per unit area yield than cereal crops mean height 68%, total yield accounts for the 44% of national total grain output, rice
The rational application of fertilizer is to guarantee the important measures of rice stable and high yields.Therefore, it is simple to develop a kind of application, price is relatively reasonable, nutrient
Comprehensively, slow release is preferable, and the new sustained release rice that paddy growth can be suitble to need is compound fertilizer dedicated especially urgent.
On the other hand, oil shale (oil shale) is also known as oil shale, is a kind of deposition containing 15%-50% organic matter
Rock, increasingly in short supply with resources such as world oil natural gases, oil shale development and utilization are growing.Liaoning Fu Kuang group is in benefit
About 2,000,000 tons every year of tailing generated during producing shale oil with oil shale, solid slag is up to more than 1,000 ten thousand tons.For a long time with
Coming, a large amount of oil shale waste slags, lean ore, tailing and the green shale that coal and oil shale industry are discharged are not utilized, and
It is that accumulation forms hillock, these solid waste not only occupy a large amount of soil, but also be easy to cause environmental pollution, seriously
Ambient enviroment is affected, the further development of oil shale industry is also restrict.From economy and environmental harmony, Region Sustainable Development
Requirement set out, it is necessary to resolve these wastes it is reasonable disposition and problem of complex utilization.
Oil shale waste slag contains SiO2, a large amount of and middle microelements necessary to organic matter and plant, be exploitation compound fertilizer
Good raw material.Chemical fertilizer application utilization rate in China's is low at present, causes that environmental pollution is serious.To improve utilization rate of fertilizer, domestic foreign minister
After the development for having carried out slow release fertilizer, although obtaining certain extension fertilizer efficiency effect, universal production technology is complicated, cannot be suitble to
Present situation.Therefore, a kind of reasonable price is developed, nutrient slowly-released property is preferable, the slow-release or control-release fertilizer that crop whole process can be suitble to need
Expect especially urgent.
Summary of the invention
It is existing to solve the object of the present invention is to provide a kind of preparation method that new sustained release rice is compound fertilizer dedicated
The problems in technology.
The present invention is achieved through the following technical solutions: a kind of preparation side that new sustained release rice is compound fertilizer dedicated
Method, using following steps:
The preparation of step 1, trace element chelated fertilizer feed liquid: weighing each component of following mass parts ratio,
5.0 parts of citric acid, 0.01 part of zinc sulfate powder, 0.01 part of copper sulphate powder, 0.01 part of borax powder；
Above-mentioned each component is blended, adding water to mass fraction is 20 parts, the agitating and heating in high-speed mixer, time 40-60 point
Clock, 80-90 DEG C of reaction temperature, blender revolving speed: 100r/min；It is stand-by that trace element chelated liquid is made；
The preparation of step 2, binding liquid: weighing each component of following mass parts ratio,
5-10 parts of polyvinyl alcohol, 5-10 parts of common corn starch, 0.1-0.2 parts of dicyandiamide pulvis；
Above-mentioned each component is blended, adding water to mass fraction is 80 parts, the agitating and heating in high-speed mixer, time 40-60 point
Clock, 80-90 DEG C of reaction temperature, blender revolving speed: 100r/min；It is stand-by that binding liquid is made；
Trace element chelated liquid and binding liquid will be made in the ratio mixing that mass parts ratio is 20:80, by mixed liquor in step 3
It moves to spare in the receiver being connected with air pump；
The preparation of step 4, complex fertilizer: weighing each component of following mass parts ratio,
47.13-49.13 parts of oil shale waste slag, 3-5 parts of furfural dregs, 2 parts of calcium carbonate, 22.31 parts of urea, diammonium hydrogen phosphate 15.22
Part, 8.34 parts of potassium chloride；
Above-mentioned each component is mixed, is uniformly mixed, is put into pelletizer with blender, and sprays into and accounts for above-mentioned raw materials quality 20%-
It is compound fertilizer dedicated that new sustained release rice is made by agglomeration granulation in mixed liquor obtained by 30% step 3.
Further: the oil shale waste slag crosses the sieve processing of 120 mesh of 100- by drying, crushing；The furfural
Slag, calcium carbonate, urea, diammonium hydrogen phosphate, potassium chloride drying or natural air drying, are crushed with pulverizer, cross the sieve of 100-120 mesh
Processing.
Further: the polyvinyl alcohol molecule amount is 1300-1800.
Further: the grade of the cornstarch was the common corn starch of 50-80 mesh sieve.
The invention has the advantages that the present invention using it is cheap and easy to get, nontoxic, containing plant growth and development essential nutrient element,
Lime-ash after Fushun oil shale destructive distillation with soil improvement function is primary raw material, while according to the nutrient uptake feature of paddy growth
The mixture of the nutrients such as N, P, K, Ca, Cu, Zn, B and nitrogen fertilizer slow releasing agent is dosed, microelement therein is Chelating state, favorably
In being absorbed and utilized, a kind of simple production process is prepared, low in cost, nutrient is comprehensive, while being sustained the new sustained release rice of nutrient
It is compound fertilizer dedicated.Using the lime-ash after oil shale retorting as the filler of fertilizer and component, the dystopy composition of fertilizer components is realized,
Controllable nutrients release, improves utilization rate of fertilizer, and can reduce production cost, increases economic efficiency, in addition, due to consuming ash
Slag is turned waste into wealth, and has preferable socio-ecological environment's benefit.
Specific embodiment
Embodiment 1: 5.0 kg of citric acid (CIT), 0.01 kg of zinc sulfate powder, 0.01 kg of copper sulphate powder, boron are weighed
0.01 kg of emery dust body mixing, and it is 20 kg that water to total amount, which is added, is stirred 40 minutes in high-speed mixer, reaction temperature 90
DEG C, blender revolving speed: trace element chelated liquid is made in 100r/min；Weigh 5.0 kg of polyvinyl alcohol (PVA), conventional corn forms sediment
5.0 kg of powder, 0.1 kg of dicyandiamide pulvis mixing, and it is 20 kg that water to total amount, which is added, is stirred 40 minutes in high-speed mixer,
90 DEG C of reaction temperature, blender revolving speed: binding liquid is made in 100r/min；Above-mentioned trace element chelated liquid and binding liquid are mixed,
It stirs evenly spare in the receiver for being transferred to and being connected with air pump.Weigh oil shale waste slag 47.13kg, furfural dregs 5, calcium carbonate
2kg, urea 22.31kg, diammonium hydrogen phosphate 15.22kg, potassium chloride press 8.34kg, mix, and are packed into the disk for having heating function
Pelletizer preheats under the conditions of 50~60 DEG C.Air pressure pump is connected, with spray gun by spare micro member produced in receiver
Element chelating liquid and the mixed liquor of binding liquid are uniformly sprayed at raw material surface, disk rotational speed 15r/min, 50~60 degree of the elevation angle,
It is primary every 30s sprinkling, add up sprinkling 20kg.It with diameter is 2.0mm and the classification of the sieve of 5.0mm by particle, less than 2.0mm's
Material returns to pelletizer and is granulated again, the material greater than 5.0mm, and pelletizer is returned after being crushed with pulverizer and is granulated again, qualified
Product heated-air drying detects the biodiversity water content of fertilizer less than 1%, and new sustained release rice compound fertilizer special is made in cooling packing
Material.
Embodiment 2: citric acid (CIT) 5.0kg, zinc sulfate powder 0.01kg, copper sulphate powder 0.01kg, borax powder are weighed
The mass ratio mixing of body 0.01kg, water 14.7kg are stirred 60 minutes in high-speed mixer, 80 DEG C of reaction temperature, are stirred
Machine revolving speed: trace element chelated liquid is made in 100r/min；Weigh polyvinyl alcohol (PVA) 10.0kg, common corn starch
10.0kg, dicyandiamide pulvis 0.2kg, water 54.77kg mixing, stir 60 minutes in high-speed mixer, 80 DEG C of reaction temperature, stir
Mix machine revolving speed: binding liquid is made in 100r/min；Above-mentioned trace element chelated liquid and binding liquid are mixed, stir evenly be transferred to
It is spare in the connected receiver of air pump.Weigh oil shale waste slag 49.13kg, furfural dregs 3kg, calcium carbonate 2kg, urea
22.31kg, diammonium hydrogen phosphate 15.22kg, potassium chloride are mixed by 8.34kg, are packed into the granulating disc for having heating function,
It is preheated under the conditions of 50~60 DEG C.Air pressure pump is connected, with spray gun by spare trace element chelated liquid produced in receiver
It is uniformly sprayed at raw material surface, disk rotational speed 15r/min with the mixed liquor of binding liquid, 50~60 degree of the elevation angle is sprayed every 30s
Spill primary, sprinkling total amount 25kg.It with diameter is 2.0mm and the classification of the sieve of 5.0mm by particle, the material less than 2.0mm returns
Pelletizer is granulated again, the material greater than 5.0mm, and pelletizer is returned after being crushed with pulverizer and is granulated again, qualified product hot air drying
It is dry, the biodiversity water content of fertilizer is detected less than 1%, and it is compound fertilizer dedicated that new sustained release rice is made in cooling packing.
Embodiment 3: citric acid (CIT) 5.0kg, zinc sulfate powder 0.01kg, copper sulphate powder 0.01kg, borax powder are weighed
Body 0.01kg simultaneously adds water to total amount 20kg, mixing, stirs in high-speed mixer 50 minutes, 85 DEG C of reaction temperature, blender turns
Speed: trace element chelated liquid is made in 100r/min；Weigh polyvinyl alcohol (PVA) 8.0kg, common corn starch 8.0kg, double cyanogen
Amine pulvis 0.15kg, water are mixed by 58.82kg, are stirred in high-speed mixer 50 minutes, 85 DEG C of reaction temperature, blender turns
Speed: binding liquid is made in 100r/min；Above-mentioned trace element chelated liquid and binding liquid are mixed, stirs evenly and is transferred to and air pump
It is spare in connected receiver.Weigh the oil shale waste slag 48.13kg, furfural dregs 4kg, calcium carbonate 2kg, urea of crushing
22.31kg, diammonium hydrogen phosphate 15.22kg, potassium chloride 8.34kg are mixed, and the granulating disc for having heating function are packed into, 50
It is preheated under the conditions of~60 DEG C.Connect air pressure pump, with spray gun by spare trace element chelated liquid produced in receiver and
The mixed liquor of binding liquid is uniformly sprayed at raw material surface, disk rotational speed 15r/min, and 50~60 degree of the elevation angle is sprayed every 30s
Once, total amount 30kg is sprayed.It with diameter is 2.0mm and the classification of the sieve of 5.0mm by particle, the material return less than 2.0mm is made
Grain machine is granulated again, the material greater than 5.0mm, and pelletizer is returned after being crushed with pulverizer and is granulated again, qualified product heated-air drying,
The biodiversity water content of fertilizer is detected less than 1%, it is compound fertilizer dedicated that new sustained release rice is made in cooling packing.
Application example: in Fushun City, the town Qian Dian, Shuncheng District main road village rice comparative test, respectively in the breeding time of rice
Its every Growth and development index is investigated and analysed with harvest time, as shown in table 1,2,3, the results showed that, in rice seedling,
Using this product plot with without using this product plot compared with, soil organic matter content significantly improves, mu Basic Seedling, effectively
Tillering capacity, plant height, stem foot are thick, radical, white root and ground plant dry weights up to a hundred uniformly dramatically increase, and bacterial wilt disease incidence obviously subtracts
It is few.In harvest time, using the plot of this product compared with without using the plot of this product, plant height, mu number of productive ear, spike length,
The percentage of earbearing tiller, every total grain panicle number, setting percentage, mass of 1000 kernel and ultimate output etc. have apparent increase.Illustrate that applying this product can promote
Into the growth and development of rice, improves the constituent element index of rice yield, to improve the yield of rice, while improving water
The disease resistance ability of rice sprouts.
Table 1 growth period duration of rice investigation table
2 Rice Agronomic Traits application form of table
3 rice yield application form of table
Claims (4)
1. a kind of preparation method that new sustained release rice is compound fertilizer dedicated, which is characterized in that use following steps:
The preparation of step 1, trace element chelated fertilizer feed liquid: weighing each component of following mass parts ratio,
5.0 parts of citric acid, 0.01 part of zinc sulfate powder, 0.01 part of copper sulphate powder, 0.01 part of borax powder；
Above-mentioned each component is blended, adding water to mass fraction is 20 parts, the agitating and heating in high-speed mixer, time 40-60 point
Clock, 80-90 DEG C of reaction temperature, blender revolving speed: 100r/min；It is stand-by that trace element chelated liquid is made；
The preparation of step 2, binding liquid: weighing each component of following mass parts ratio,
5-10 parts of polyvinyl alcohol, 5-10 parts of common corn starch, 0.1-0.2 parts of dicyandiamide pulvis；
Above-mentioned each component is blended, adding water to mass fraction is 80 parts, the agitating and heating in high-speed mixer, time 40-60 point
Clock, 80-90 DEG C of reaction temperature, blender revolving speed: 100r/min；It is stand-by that binding liquid is made；
Trace element chelated liquid and binding liquid will be made in the ratio mixing that mass parts ratio is 20:80, by mixed liquor in step 3
It moves to spare in the receiver being connected with air pump；
The preparation of step 4, complex fertilizer: weighing each component of following mass parts ratio,
47.13-49.13 parts of oil shale waste slag, 3-5 parts of furfural dregs, 2 parts of calcium carbonate, 22.31 parts of urea, diammonium hydrogen phosphate 15.22
Part, 8.34 parts of potassium chloride；
Above-mentioned each component is mixed, is uniformly mixed, is put into pelletizer with blender, and sprays into and accounts for above-mentioned raw materials quality 20%-
It is compound fertilizer dedicated that new sustained release rice is made by agglomeration granulation in mixed liquor obtained by 30% step 3.
2. according to the method described in claim 1, it is characterized by: the oil shale waste slag crosses 100- by drying, crushing
The sieve of 120 mesh is handled；The furfural dregs, calcium carbonate, urea, diammonium hydrogen phosphate, potassium chloride drying or natural air drying, with crushing
Machine crushes, and crosses the sieve processing of 100-120 mesh.
3. preparation method according to claim 1, it is characterised in that: the polyvinyl alcohol molecule amount is 1300-1800.
4. preparation method according to claim 1, it is characterised in that: the grade of the cornstarch was the general of 50-80 mesh sieve
Logical cornstarch.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111072411A (en) * | 2019-12-24 | 2020-04-28 | 中国科学院青岛生物能源与过程研究所 | Oil shale semicoke and application of modified material thereof |
| CN112919977A (en) * | 2021-04-12 | 2021-06-08 | 兰州交通大学 | Modified oil shale semicoke coated slow and controlled release fertilizer and preparation method thereof |
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| CN108329108A (en) * | 2018-03-29 | 2018-07-27 | 抚顺矿业集团有限责任公司工程技术研究中心 | A kind of sand-consolidating agent and preparation method thereof |
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Application publication date: 20190329 |