First, reasonable irrigation
During the fruiting period of peppers from July to August, special attention should be paid to the irrigation technique. It is necessary to make small irrigation or interspersed irrigation. It must not be flooded with large water. The irrigation time should be selected in the afternoon or evening of agricultural knowledge.
Second, formula fertilization
Excessive use of nitrogen fertilizer and imbalance of phosphorus and potassium micro-fertilizers are also important reasons for the occurrence of “three falling†of pepper. On the basis of the full application of the base fertilizer, the flower and fruit period combined with the ridge, 15~20 kg of urea per acre, 15 kg of potassium sulfate, and urea, potassium dihydrogen phosphate and boron can be sprayed every 7-10 days during the fruiting period. Compound fertilizer with trace elements such as zinc.
Third, hormones fall
Different concentrations of anti-dropping sprays are used depending on the temperature. In principle, when the temperature is high, the concentration is low, and when the temperature is low, the concentration is high. The general concentration is 30~50 mg kg. Each flower can only be sprayed once. It should not be re-sprayed, and it should be sprayed on rainy days or evening.
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