MySheen

Application of base fertilizer skillfully to cotton to maintain yield increase

Published: 2024-11-24 Author: mysheen
Last Updated: 2024/11/24, The basic fertilizer of cotton field is to increase various organic fertilizers or biological organic compound fertilizer; secondly, to achieve formula fertilization and balanced fertilization, and the proportion of nitrogen, phosphorus and potassium is 3:1:3; thirdly, to increase potassium fertilizer for insect-resistant cotton, the base fertilizer per mu shall not be less than 15 kg, and zinc fertilizer 0.5~0.7 kg and boron holding capacity 0.4 kg shall be applied; fourthly, proper fertilization shall not be blindly pursued, and 25~30 kg of ternary compound fertilizer with high content shall be applied per mu; Fifthly, the fertilizer should be changed to trenching and strip application or hole application. The root system of cotton seedlings should be protected with fertilizer.

The base fertilizer in cotton field is to apply all kinds of organic fertilizer or bio-organic compound fertilizer, the second is to apply formula fertilization and balanced fertilization, the ratio of nitrogen, phosphorus and potassium is 3 ∶ 1 ∶ 3, and the third is to increase the application of potash fertilizer, not less than 15 kg per mu of base fertilizer, 0.5 kg zinc fertilizer and 0.4 kg boron. Fourth, appropriate amount of fertilization, should not blindly pursue quantity, high content of ternary compound fertilizer 25kg / mu can be applied; fifth, to apply fertilizer to open ditches or holes, cotton seedling roots should keep a certain distance from fertilizer.

 
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