1. The early-maturing varieties of base fertilizers are short in growth period, and the base fertilizers should be applied with quick-acting nitrogen fertilizers. The application of urea is about 8kg and the superphosphate is about 8kg. The medium and late varieties have long growth period, and the base fertilizer should be applied with 1500kg of manure, which is applied to soil when turning soil. In the middle, the transplanted seedlings are planted.
2. In the early stage of the growth of cauliflower cauliflower, thin application of quick-acting fertilizer 2-4% ammonium sulfate aqueous solution per acre about 700kg, or 10-30% human excrement, about 700kg each time, point root application. When the flower ball is formed, the top dressing should be applied to promote the proliferation of leaves and flower balls. 40% of human excrement per acre is about 800kg or 10kg of urea, about 20kg of superphosphate, about 8kg of potassium sulfate, and watering.
The above is the fertilization technology of cauliflower science. Improper fertilization can only be counterproductive. You can refer to these introductions and combine scientific and rational planting conditions to carry out scientific and rational water-soluble fertilization. Only scientific and rational fertilization can help crops grow healthily, improve quality and increase yield, and more crop cultivation and cultivation management techniques and fertilizer knowledge. Please pay attention to the agricultural technology column of Qin Heng Agriculture, I hope to help everyone!
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