First, the fertilization of the vineyard
1. The types of fertilizers should be fully decomposed or organic fertilizers, human wastes, livestock and poultry fertilizers, cake fertilizers, and green manures stacked at 50-55°C for 5-7 days; inorganic fertilizers including plant ash, various chemical fertilizers containing nitrogen, phosphorus and potassium. , compound fertilizer and trace fertilizer, but can not use nitrate nitrogen fertilizer, and the ratio of organic nitrogen to inorganic nitrogen does not exceed 1:1.
2. Fertilization method 1 The basal fertilizer is mostly applied in combination with deep turning and timely application after harvesting in autumn, mainly organic fertilizer. 1 kg per kilogram of fruit compost or compost (0.2% to 0.25% nitrogen content) or 0.005 kg urea, 0.02 kg superphosphate (mixed with soil miscellaneous fertilizer), 0.05 kg of plant ash (fruit enlargement period) Or NPK fertilizer content of 2:1:2 compound fertilizer. 2 dressing time, frequency and amount. In the year when the young fruit was planted, when the new shoot was 10 centimeters in length, each cultivating the urea or bicarbonate ammonia in combination with watering, each year the spring plant applied decomposed human urine or organic fertilizer, and poured enough water after application. In the fruiting period, the trees are chased 1 time before the vine sprouts, after the deciduous period, and after the fruit swells. Each time, the amount of phosphoric acid or 6-10 kg of urea per mu is recovered. After picking fruit, diammonium phosphate or urea 6-10 kg per mu. After harvesting fruit, 2000-3000 kg of high-quality soil heterogenous fertilizer was fermented for 7-10 days under the condition of 55°C at the temperature of 55°C; Guangtai Nutrient Injection Fertilizer was used once every other year.
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