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一、定植前准备1.地块选择选择灌排方便、土层深厚、地下水位低、有机质含量高、保水保肥能力强的壤土或沙壤土地块,土壤pH值8.4以下为宜。以冬灌地为主,先灌后翻。2.地块处理结合冬翻或春翻,667米2施有机肥1500~2000千克、磷酸二铵20~25千克、硫酸钾8~10千克、尿素10千克。开春耱地作业后、铺膜前封闭土壤,667米2用氟乐灵80~100克或二甲戊灵140~160克,均匀喷施于地表,用于防治杂草。
First, the preparation before planting 1 plots choose to choose irrigation and drainage convenient, deep soil, low groundwater level, high organic matter content, water and fertility strong loam or sandy loam plots, soil pH value below 8.4 is appropriate. To winter-based irrigation, irrigation first turn. 2. Land treatment combined with winter turn or spring turn, 667 m 2 organic fertilizer 1500 to 2000 kg, 20 to 25 kg of diammonium phosphate, potassium sulfate 8 to 10 kg, urea 10 kg. Opened in spring, the closed soil before filming, 667 m 2 with trifluralin 80 to 100 grams or pendimethalin 140 to 160 grams, evenly sprayed on the surface, for the control of weeds.