The excessive application of nitrogen fertilizer and the imbalance of phosphorus and potassium fertilizers are important reasons for the occurrence of "three falls" in pepper. Basing on basic fertilizer application, flower and fruit combine with ridge cultivation, applying 15-20 kg of urea and 15 kg of potassium sulfate per mu, and spraying urea, potassium dihydrogen phosphate and boron once every 7-10 days during full fruit period. , Zinc and other trace elements of compound fertilizer solution. Hormone anti-dropping uses different concentrations of anti-dropping agents according to the temperature. In principle, when the temperature is high, the concentration is low, and when the temperature is low, the concentration is high. Generally, the concentration is 30 to 50 mg/kg. Each flower can only be sprayed once. It is not appropriate to re-spray, and it is necessary to control the spray on cloudy or rainy days. Alpsmile , https://www.alpsmile.com
Reasonable irrigation in July and August in the flowering period of peppers should pay special attention to irrigation techniques, so that fine mullet irrigation or inter-irrigation, must not flood irrigation, irrigation time should be selected in the afternoon or evening.