CN103113165B - Winter wheat slow release fertilizer and preparation method thereof - Google Patents
Winter wheat slow release fertilizer and preparation method thereof Download PDFInfo
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- CN103113165B CN103113165B CN201310076542.2A CN201310076542A CN103113165B CN 103113165 B CN103113165 B CN 103113165B CN 201310076542 A CN201310076542 A CN 201310076542A CN 103113165 B CN103113165 B CN 103113165B
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Abstract
The invention relates to a winter wheat slow release fertilizer and a preparation method thereof. The winter wheat slow release fertilizer is characterized by comprising the following components in percentage by weight: 41% of normal superphosphate, 4% of potassium chloride, 1.8 to 2.5% of dicyandiamide, 4.2 to 6.5% of humic acid, 3 to 5% of kieselguhr or clay and the balance of urea. As the trial shown, the conventional fertilizing method of basal dressing and topdressing based on a certain ratio is completely changed by the winter wheat slow release fertilizer on the production of the winter wheat; by adopting the winter wheat slow release fertilizer, the basal dressing is only carried out once within the whole-growth period of the winter wheat, and no topdressing is needed along with the growth of the winter wheat, so that the fertilizing cost is reduced, the output and the quality of the winter wheat can be relatively improved, and the economic benefit is increased as well as the ecological benefit.
Description
Technical field
The present invention relates to a kind of Winter wheat slow release fertilizer and preparation method thereof.
Background technology
With climate warming, Winter Wheat Planting in Northern Region grows up Ningxia Yellow-river irrigating region winter wheat in recent years.The advantage of winter wheat is that comparatively spring wheat is high for output, can do sth. in advance about 20 days results, improves autumn multiple crop index.Current sown area has reached 650,000 mu, and has the trend expanded year by year.In Production of Winter Wheat habits fertilization amount in purity nitrogen on average every mu be 32.2kg, Vanadium Pentoxide in FLAKES is every mu of 16.4kg, potassium oxide is every mu of 3kg.Wherein 60% in nitrogenous fertilizer and phosphorus, potash fertilizer base are executed, and 30% nitrogenous fertilizer imposes for 2 times at winter wheat period of seedling establishment and jointing stage.
Existing fertilizer practice method has following shortcoming: (1) nitrogen fertilizing amount is generally on the high side, and between peasant household, Fertilization Level difference is also comparatively large, easily causes the lodging rate of 20%-30%, causes the poor stability of yield and quality.(2) utilization rate of fertilizer is on the low side, and soil nutrient balance is lacked of proper care, and causes edatope and water body environment pollution comparatively serious.(3) peasant household to grasp fertilizer practice level uneven, this technology is comparatively complicated, and labor force drops into comparatively large, is not suitable with current mechanized and because of fertilization compositions based on earth technical requirements.
Summary of the invention
An object of the present invention is to provide the Winter wheat slow release fertilizer of a kind of applicable Irrigation Area of Ningxia winter wheat plantation, can reduce fertilising cost;
Two of object of the present invention is to provide a kind of preparation method of above-mentioned slow-release fertilizer.
A kind of Winter wheat slow release fertilizer, its special feature is, consists of by weight percentage: normal superphosphate 41%, Repone K 4%, dicyandiamide 1.8-2.5%, humic acids 4.2-6.5%, diatomite or clay 3-5%, and surplus is urea.
Wherein urea contains P containing N46%, normal superphosphate
2o
512%, Repone K is containing K
2o60%.
A preparation method for Winter wheat slow release fertilizer, its special feature is, comprises the steps: urea, normal superphosphate, Repone K, dicyandiamide, humic acids, diatomite or clay to pulverize, and is finished product after mixing in proportion rear granulation, drying.
Through probationary certificate, the fertilizing method that Winter wheat slow release fertilizer of the present invention revolutionizes traditional base manure and topdresses by a certain percentage in Production of Winter Wheat, within winter wheat time of infertility, be only used as disposable base manure use, later along with winter wheat growth does not need to impose any fertilizer, reduce fertilising cost, relative raising winter wheat yields and quality, also improve economic benefit and ecological benefits.
Embodiment
The invention solves the defect that prior art exists, provide a kind of because of soil, because of the fertilizer product of crop tunable soil nutrient balance, use convenient and the Winter wheat slow release fertilizer reduced costs and production method thereof.N: P2O5: K2O=7-8: 2: 1 of winter wheat growth is applicable to by field test, on this basis quantitative N,P,K fertilizers is pulverized, add appropriate sustained release dosage, tackiness agent and auxiliary material granulation and make Winter wheat slow release fertilizer, bury in conjunction with whole Base-appling once according to quantity before winter wheat sowing, or else topdress later.
The two kinds of effective constituents made are respectively the winter wheat cleaner production slow-release fertilizer of 28.4% and 26.4%.The slow-release fertilizer (slow-release fertilizer 1, i.e. embodiment 1 scheme) of 28.4% is suitable for Soil available nitrogen content and is less than 60mg/kg farmland, and the slow-release fertilizer (slow-release fertilizer 2, i.e. embodiment 2 scheme) of 26.4% is suitable for Soil available nitrogen content and is greater than 60mg/kg farmland.
According to Yellow River irrigation agricultural land soil available nitrogen content mostly between 40-80mg/kg, in field test process, with Soil available nitrogen content 60mg/kg for line of delimitation, the farmland being less than 60mg/kg is applicable to the proportioning of embodiment 1; Be greater than the proportioning that 60mg/kg farmland is applicable to embodiment 2.
Embodiment 1:
By the slow-release fertilizer of configuration 100 ㎏; urea 46 ㎏, normal superphosphate 41 ㎏, Repone K 4 ㎏, dicyandiamide 1.8 ㎏, humic acids 4.2 ㎏, diatomite or clay 3 ㎏; after the order of above-mentioned each raw material pulverizing to 40-60, mix, with disc-type granulating machine granulation, after making drying after roller dryer drying, be 100 ㎏ winter wheat cleaner production slow-release fertilizer finished products.
Application process: evenly spread fertilizer over the fields in conjunction with during whole ground prior to seeding, revolves field or harrows a field after spreading fertilizer over the fields, also can be sown into soil with fertilizer spreader, the mu amount of executing 100kg.This fertilizer belongs to Base-appling once, or else imposes any fertilizer later.
Embodiment 2:
By the slow-release fertilizer of configuration 100 ㎏, urea 41 ㎏, normal superphosphate 41 ㎏, Repone K 4 ㎏, dicyandiamide 2.5 ㎏, humic acids 6.5 ㎏, diatomite or clay 5 ㎏.After the order of above-mentioned each raw material pulverizing to 40-60, mix, granulation, be winter wheat cleaner production slow-release fertilizer finished product after drying.
Application process is with embodiment 1.
The cleaner production fertilizer that slow-release fertilizer feature of the present invention is growth characteristics according to Ningxia Yellow-river irrigating region farmland nutrient characteristic and winter wheat and develops, being applicable to Yellow River irrigation winter wheat plantation uses, and compared with prior art has the following advantages:
1. to apply fertilizer simplification (fool fertilising), realize single fertilization.Prior to seeding in conjunction with whole ground Base-appling once, and can directly bury by deep placement, 2 nitrogenous fertilizer exempted in winter wheat growth impose.
2. realize because of soil because crop formula applies fertilizer, can use, realize nutritive element quantification by soil property and crop nutritional requirement formula, nutrient is comprehensive, reduces loss of nitrogenous fertilizer and and other nutrient enrichment in soil.
3. reduce labor of fertilizer application power to drop into.Base-appling once is in conjunction with site preparation and fertilization, operates relatively easily easy and evenly, removes labor force's input of manuring late from.
4. reduce soil nitrification, reduce loss of nitrogenous fertilizer, improve utilization rate of nitrogen fertilizer.
Utilize Winter wheat slow release fertilizer of the present invention, in late September, 2010 carries out field test in farm, Lingwu 3 team, and output and benefit see the following form.
Test-results shows: the effect of increasing production of winter wheat cleaner production slow-release fertilizer is better than conventional fertilizer application and Wo Fute slow-release fertilizer.Wo Fute slow-release fertilizer is than conventional fertilizer application volume increase 4%, and winter wheat cleaner production slow-release fertilizer is then than conventional fertilizer application volume increase 10.4%-11.2%, slow-release fertilizer 2(and embodiment 2) than slow-release fertilizer 1(i.e. embodiment 1) a little better.The cost of winter wheat cleaner production slow-release fertilizer is higher than conventional fertilizer application cost, and mainly the development stage not can manufacture, caused by tooling cost is higher.But unit surface increases income income 17 yuan/mu-25 yuan/mu more than conventional fertilizer application, shows that the present invention has fine using value.
Although Wo Fute slow-release fertilizer also has good effect of increasing production, but because this product is that Shandong manufactures, for broad spectrum fertilizer, can not use for crop uptake characters and soil nutrient characteristic, selling at exorbitant prices, its nutrients ratio is not too applicable to Yellow River irrigation soil, especially the phosphorus potassium element too high levels in this fertilizer, in soil, easily cause the tired collection of nutrient, cause soil nutrient balance to be lacked of proper care, so it is larger to promote difficulty.Therefore the present invention at least has good popularizing application prospect in the Production of Winter Wheat of Yellow River irrigation.
Winter wheat cleaner production slow-release fertilizer compares with conventional and Wo Fute slow-release fertilizer production benefit
Note: price in 2011: urea 2.25 yuan/kg, general calcium 0.7 yuan/kg, Repone K 3.9 yuan/kg, humic acids 0.32 yuan/kg, Dyhard RU 100 30 yuan/kg, fertile process cost 0.5 yuan/kg, labour cost of topdressing 40 yuan/mu, Wo Fute slow-release fertilizer 3.95 yuan/kg, winter wheat price 1.46 yuan/kg.
Claims (1)
1. a Winter wheat slow release fertilizer, is characterized in that, consists of by weight percentage: normal superphosphate 41%, Repone K 4%, dicyandiamide 1.8%, humic acids 4.2%, diatomite or clay 3%, and surplus is urea;
Wherein urea contains P containing N46%, normal superphosphate
2o
512%, Repone K is containing K
2o 60%.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310076542.2A CN103113165B (en) | 2013-03-11 | 2013-03-11 | Winter wheat slow release fertilizer and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310076542.2A CN103113165B (en) | 2013-03-11 | 2013-03-11 | Winter wheat slow release fertilizer and preparation method thereof |
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| CN103113165A CN103113165A (en) | 2013-05-22 |
| CN103113165B true CN103113165B (en) | 2015-05-06 |
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| CN201310076542.2A Expired - Fee Related CN103113165B (en) | 2013-03-11 | 2013-03-11 | Winter wheat slow release fertilizer and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108142227A (en) * | 2017-12-27 | 2018-06-12 | 安徽省农业科学院土壤肥料研究所 | A kind of control release urea winter wheat topdressing method |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103351211B (en) * | 2013-06-07 | 2015-12-02 | 倪群 | Release and release control fertilizer and preparation method thereof executed by winter wheat special machine |
| CN104341232A (en) * | 2013-08-07 | 2015-02-11 | 赵作树 | Compound fertilizer for winter wheat in North Henan and application thereof |
| CN103819265B (en) * | 2014-01-26 | 2016-03-09 | 微港生物科技江苏有限公司 | The special calcareous fertilisers of wheat, its preparation and method of cultivated wheat |
| CN108530174A (en) * | 2018-05-25 | 2018-09-14 | 河南东大科技股份有限公司 | It is a kind of to have the characteristics that the fertilizer specially for wheat of single fertilization |
| CN109804747A (en) * | 2019-03-28 | 2019-05-28 | 河北农业大学 | Fertilizing method for slow release fertilizer of wheat |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102358709A (en) * | 2011-08-08 | 2012-02-22 | 山东省农业科学院农业资源与环境研究所 | Water and fertilizer integrated fertilizer special for winter wheat and application method for water and fertilizer integrated fertilizer |
| CN102491844A (en) * | 2011-12-08 | 2012-06-13 | 宁夏农林科学院 | Paddy rice cleaner production slow release fertilizer and production method thereof |
| CN102612910A (en) * | 2012-03-20 | 2012-08-01 | 山东省农业科学院农业资源与环境研究所 | Method for fertilizing winter wheat by mixed basal application of nitrogen fertilizer and maize straw |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102358709A (en) * | 2011-08-08 | 2012-02-22 | 山东省农业科学院农业资源与环境研究所 | Water and fertilizer integrated fertilizer special for winter wheat and application method for water and fertilizer integrated fertilizer |
| CN102491844A (en) * | 2011-12-08 | 2012-06-13 | 宁夏农林科学院 | Paddy rice cleaner production slow release fertilizer and production method thereof |
| CN102612910A (en) * | 2012-03-20 | 2012-08-01 | 山东省农业科学院农业资源与环境研究所 | Method for fertilizing winter wheat by mixed basal application of nitrogen fertilizer and maize straw |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108142227A (en) * | 2017-12-27 | 2018-06-12 | 安徽省农业科学院土壤肥料研究所 | A kind of control release urea winter wheat topdressing method |
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| CN103113165A (en) | 2013-05-22 |
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