Fertilizer special for turnip and preparation method thereof

A special fertilizer and kohlrabi technology, which is applied in the field of organic and inorganic compound fertilizers of kohlrabi and their preparation, can solve the problems such as failure to give full play to the effect of fertilizer production increase, poor pertinence, etc., so as to facilitate large-scale popularized production, quality improvement, and preparation. simple method effect

Active Publication Date: 2011-07-20
SOUTHWEST UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

At present, the fertilizers applied to kohlrabi in the market are mainly traditional fertilizer varieties, such as elemental urea, superphosphate, potassium chloride, and nitrogen, phosphorus, and potassium ternary compound fertilizers. Give full play to the yield-increasing effect of fertilizers

Method used

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  • Fertilizer special for turnip and preparation method thereof
  • Fertilizer special for turnip and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0027] A special fertilizer for kohlrabi, consisting of 30% urea, 12% ammonium phosphate, 18% potassium sulfate, 2% magnesium sulfate, 1% ammonium molybdate, 1% boric acid, 0.5% zinc sulfate, rapeseed meal in weight percentage 14%, chicken manure 7%, soybean meal 9.5% and zeolite 5% as raw materials, according to the conventional fertilizer preparation method, the organic matter is mixed and fermented, the inorganic matter is dissolved, and mixed evenly, and finally the fermented and decomposed organic matter and inorganic matter are mixed and pulverized, Add zeolite, stir well and granulate.

Embodiment 2

[0029] A special fertilizer for kohlrabi, urea 35%, ammonium phosphate 12%, potassium sulfate 16%, magnesium sulfate 2%, ammonium molybdate 1%, boric acid 1%, zinc sulfate 0.5%, rapeseed meal by weight percentage 11%, chicken manure 7%, soybean meal 9.5% and zeolite 5% as raw materials, prepared according to conventional fertilizer preparation methods.

Embodiment 3

[0031] A special fertilizer for kohlrabi, consisting of 28% urea, 16% ammonium phosphate, 18% potassium sulfate, 2% magnesium sulfate, 1% ammonium molybdate, 2% boric acid, 0.5% zinc sulfate, and rapeseed meal in weight percent 11%, chicken manure 7%, soybean meal 9.5% and zeolite 5% as raw materials, prepared according to conventional fertilizer preparation methods.

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Abstract

The invention relates to a fertilizer special for turnip. The fertilizer special for the turnip is prepared from the following raw materials in percentage by weight: 28 to 35 percent of urea, 12 to 16 percent of ammonium phosphate, 16 to 18 percent of potassium sulphate, 2 to 5 percent of magnesium sulfate, 1 to 2 percent of ammonium molybdate, 1 to 2 percent of boric acid, 0.5 percent of zinc sulfate, 11 to 15 percent of rapeseed dregs, 7 to 11 percent of chicken manure, 9.5 to 12 percent of bean pulp and 5 to 7 percent of granulation regulating and controlling agent. The fertilizer special for the turnip comprises various macroelements and micronutrients required by plants, wherein total nutrients of nitrogen, phosphorus and potassium are more than or equal to 30 percent; organic matters are more than or equal to 15 percent; various elements such as nitrogen, phosphorus, potassium, magnesium, boron, molybdenum and the like required by the growth of the turnip are abundant; requirements of the turnip on growth and development, high quality and high yield are met; a soil structure is effectively improved; and the utilization ratio of the fertilizer is greatly increased. According to detection, the content of toxic heavy metal Hg, Cd, Pb, Cr and As in a fertilizer product as well as the rapeseed dregs, the bean pulp and the chicken manure are up to the national limit standard.

Description

technical field [0001] The invention relates to the field of organic and inorganic compound fertilizers, in particular to an organic and inorganic compound fertilizer specially used for kohlrabi and a preparation method thereof. Background technique [0002] Kohlrabi ( Brassica juncea Coss. Var. meggrhiza Tsen et L. ) is a variety of Brassica mustard species in the family Brassicaceae that uses fleshy roots as its product, and it is eaten with fleshy roots. Rich in vitamin A, vitamin C, iron and potassium. The processed pickles and pickles are crispy and fragrant, and can increase appetite. Kohlrabi is cultivated in all parts of the north and south of my country. Yunnan, Neijiang, Sichuan, and Chengdu Kohlrabi are the most famous, and they are one of the characteristic vegetables in the Southwest. At present, the fertilizers applied to kohlrabi in the market are mainly traditional fertilizer varieties, such as elemental urea, superphosphate, potassium chloride, and nit...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C05G3/00
Inventor 徐卫红刘吉振李文一王彬韩桂琪张海波
Owner SOUTHWEST UNIVERSITY
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