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我们在西陵公社金陵大队葡萄园里进行西瓜覆膜栽培。该园土壤粘性,有机质含量0.1％,PH 值8。覆膜采用河南省塑料地膜厂生产的800×0.05(宽幅×厚度)毫米的无色聚乙烯薄膜。中国农科院郑州果树所提供郑州三号、蜜宝、无籽三个西瓜试验品种。两种处理(覆膜与不覆膜),六个组合,以不覆膜作对照,重复一次,覆膜25行,对照7行。播前深翻平整土地,穴施尿
We are in the Xiling Commune Jinling Brigade vineyard cultivation of watermelon. The park soil viscosity, organic matter content of 0.1%, PH value of 8. Film using plastic film factory in Henan Province produced 800 × 0.05 (width × thickness) mm colorless polyethylene film. Zhengzhou Chinese Academy of Agricultural Sciences, Zhengzhou fruit trees on the 3rd, honey, seedless three watermelon test varieties. Two treatments (coated and non-coated), six combinations, with no film as a control, repeated once, coated 25 lines, control 7 lines. Sowing the ground before sowing, acupoints urine