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通过17个大田试验,研究了湖北省棉花磷肥施用效果及磷肥最佳用量。结果表明,适量施用磷肥棉花增产增收效果显著,施磷比对照增加产量83～746千克/
Through 17 field experiments, the application effect of cotton phosphorus fertilizer in Hubei Province and the optimum amount of phosphate fertilizer were studied. The results showed that the appropriate amount of phosphate fertilizer increased cotton yield significantly, phosphorus application increased yield 83 ~ 746 kg /