Fertilizer special for cotton

A special fertilizer for cotton and a technology of special fertilizer, applied in the field of special fertilizer, can solve the problems of not being able to meet the fertilizer requirements of cotton, and achieve the effects of better fiber quality, less shedding, and increased cotton fiber

Inactive Publication Date: 2004-08-11
中国石油化工股份有限公司巴陵分公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

And the existing single fertilizer can

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0021] Example 1: N:P 2 o 5 : K 2 O=10:7:11

[0022]Urea 15% Ammonium Sulphate 10%

[0023] Monoammonium 10% High Concentrated Calcium Calcium 15%

[0024] Domestic White Potassium 20% Mixed Micro Fertilizer 10%

[0025] Calcium Magnesium Phosphorus 3.5% Special Additives 25%

Embodiment 2

[0026] Example 2: N:P 2 o 5 : K 2 O=12:8:13

[0027] Urea 16% Ammonium Sulphate 15%

[0028] Monoammonium 10% High Concentrated Calcium Calcium 20%

[0029] Imported white potassium 21.5% mixed micro-fertilizer 1.8%

[0030] Calcium Magnesium Phosphorus 5% Special Additive 11.7%

Embodiment 3

[0031] Example 3 N:P 2 o 5 : K 2 O=15:10:15

[0032] Urea 25% Ammonium Sulphate 15%

[0033] Heavy Calcium 20% High Concentrated Calcium Calcium 10%

[0034] Imported white potassium 25% mixed micro-fertilizer 2%

[0035] Calcium Magnesium Phosphorus 5% Special Additive 10%

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PUM

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Abstract

A special fertilizer for cotton contains N, P and K in the ratio of (9-16):(6-13):(9-16), special additive, Zn, B, Mg and S. Its advantages are high yield and high quality of cotton fibres.

Description

technical field [0001] The invention relates to a special fertilizer, in particular to a special fertilizer for cotton. Background technique [0002] Cotton is native to the tropics and is a perennial woody plant. After long-term artificial cultivation, it has become an annual plant suitable for growing in the temperate zone. Cotton likes temperature and light, has a well-developed root system, is relatively cold-resistant, and has the habit of unlimited growth. Its vegetative growth and reproductive growth Simultaneously. The growth period of cotton is divided into four stages, namely seedling stage, budding stage, flowering stage and boll opening stage. The entire growth period is about 200 days, and each growth period has different requirements for temperature, water and nutrients. The temperature at the seedling stage is 20-30°C, 25-30°C is better at the flowering stage, and lower at the boll opening stage; for nutrient requirements, the nutrient should be properly con...

Claims

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Application Information

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IPC IPC(8): A01G7/00C05D9/02C05G3/00
Inventor 周聪刘玺任学志
Owner 中国石油化工股份有限公司巴陵分公司
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