Performed in accordance with the provisions of ny/t496-2002. The fertilizer used should be fertilizer that has been registered or exempted from registration in the agricultural administrative department. Limit the use of chlorine-containing compound fertilizers.
Types of fertilizers allowed: organic fertilizers include compost, manure, manure, biogas, green manure, crop straw, peat, cake, humic acid, and manure. Microbial fertilizers include microbial preparations and microbial treatment of fertilizers. Fertilizers include nitrogen fertilizer, phosphate fertilizer, potassium fertilizer, sulfur fertilizer, calcium fertilizer, magnesium fertilizer and compound (mixed) fertilizer. Foliar fertilizers include a large number of elements, trace elements, amino acids, and humic acid fertilizers.
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