What are the characteristics of potato fertilizing?
What are the characteristics of potato fertilizing? Please introduce the whole growth period of potato, the type and quantity of nutrients required are also different due to different growth stages. The fertilizer absorption was very little in the seedling stage, but increased rapidly in the rosette stage, reached the peak in the early stage of tuber formation, and then decreased sharply. The absorption of nitrogen (N), phosphorus (P2O5) and potassium (K2O) in each growth stage is 6.0%, 8.0% and 9.0% respectively from germination to seedling stage, 38.0%, 34.0% and 36.0% in germination stage, 56.0%, 58.0% and 55.0% in tuber stage. Among the three factors, potato absorbed the most potassium, followed by nitrogen and phosphorus. According to the experiment, each production of 1000kg tuber needs to absorb nitrogen 5~6kg, phosphorus pentoxide 1-3kg and potassium oxide 12-13kg. Click to get more potato planting techniques click to get more vegetable planting techniques
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How to grow potatoes with high yield?
How to grow potatoes with high yield? Please introduce in detail the following planting methods for high yield of potato: first, variety selection potato is vulnerable to virus infection due to planting in the same plot for many years, and accumulates virus in asexual age, which leads to variety degradation. Therefore, the general choice of high resistance to late plague.
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How to control and prevent common potato diseases?
How to control and prevent common potato diseases? Please give guidance on the following common potato diseases: a, potato late blight 1, prevention: choose protective fungicides, such as Dasheng Fu (mancozeb suspension produced by Dow Yinong), essential (Bordeaux liquid). The key skills of preventive potions.
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