Watermelon is a large fruit-type and high-yield product. Therefore, applying base fertilizer on the basis of cultivating strong seedlings is particularly important for capturing high yield and quality. Through the visits to the main watermelon producing areas in the south, Jin Zhengda senior agronomist combined with the company's fertilizer to give a set of watermelon science fertilization program:
Base Fertilizer: Composted with organic fertilizer with high-quality compound fertilizer 15-15-15S or 17-17-17S.
Extension period: combined with watering can be applied once fertilizer, mainly nitrogen fertilizer, with a small amount of phosphorus and potassium fertilizers, and promote the growth of stems and leaves. It is recommended to use Jin Zhengda nitro fertilizer 21-6-13.
Set fruit period: Strictly control the water and fertilizer, it is recommended to use the gold sulfur tower 15-15-15 or 17-17-17S.
Swelling period: swelled melon water in a timely manner, applied swelling melon fertilizer, and poured water every 10 days or so. It is recommended to use Jin Zhengda nitro-fertilizer 15-5-20 as the main ingredient.
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