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试验结果表明,单产皮棉高于2250kg/ha时,施钾肥96.0~135.6kg/ha、施锌肥34.5~51.0kg/ha、喷施稀土366.0~559.5 g/ha。
The results showed that when the lint yield was higher than 2250kg / ha, 96.0 ~ 135.6kg / ha of potash fertilizer and 34.5 ~ 51.0kg / ha of zinc fertilizer were applied, and 366.0 ~ 559.5 g / ha of rare earth was sprayed.