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为了探明沿江砂壤上地区移栽地膜棉，在1500kg·hm-2以上生产水平下，对钾肥的投入要求，为大面积合理施用钾肥提供参考依据。1996年对不同施钾数量进行了对比试验。1设计与方法试验设六个处理：①氯化钾150kg·hm－2；②氯化钾262．5kg·hm－2；③氯化钾375kg·hm－2；④氯化
In order to ascertain the transplanting of mulched cotton along the sandy soils in the Yangtze River, the requirements for the input of potash fertilizer at the production level above 1500kg · hm-2 provided a reference for the reasonable application of potash fertilizer on a large area. In 1996, different potassium fertilizers were tested. 1 Design and Method Test Set six treatments: ① potassium chloride 150kg · hm-2; ② potassium chloride 262.5kg · hm-2; ③ potassium chloride 375kg · hm-2; ④ chlorination