Potatoes, the scientific name of the potato, I believe everyone is familiar, but you know? Potatoes are native to the Andes Mountains in South America, and China is now the country with the largest total potato production in the world. As the saying goes, potatoes grow well, fertilization has skills, let me talk about a few tips for potato fertilization in winter! Disclaimer: Some articles on this website are transferred from the Internet. If legal rights of third parties are involved, please inform this website. phone
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1. It is not advisable to apply too much chlorine-containing fertilizer
It is not advisable to apply too much chlorine-containing fertilizer to the potato. When the concentration reaches a certain level in the current period, it will poison the plant roots. It can reduce the starch and sugar content of the product, affect the yield and quality, and seriously cause the crop to die. Therefore, fertilizers such as ammonium chloride and potassium chloride should be used with caution.
2. Basic fertilizer application of organic fertilizer
The base fertilizer is applied with commercial organic fertilizer. For example, the application of common farmyard manure must be carried out by stacking high temperature decomposing to kill grass seeds and pathogenic bacteria. If possible, the compost can be aged for 1-2 months; the fertilizer applied in the base fertilizer should be separated from the seed potato. 3-5 cm, so as not to affect the seed germination and emergence of seed potatoes.
3, foliar fertilization to grasp the timing and dosage
Foliar application of trace elements, organic nutrient foliar fertilizer or paclobutrazol should be sprayed before 10 o'clock in the morning or after 3 o'clock in the afternoon. Spraying trace elements and organic nutrient foliar fertilizer to wet the leaves and leaves Suitable, if the rain should be sprayed within 6 hours; and paclobutrazol growth regulator is suitable for leaf surface moistening, do not cause excessive local spraying due to improper operation, resulting in deformity of stems and leaves in the ground, affecting yield and quality.
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