PDF(382 KB)
灌溉灰漠土春麦氮磷肥用量及其比例的研究
孙云秀, 郭峰, 师维军
PDF(382 KB)
PDF(382 KB)
灌溉灰漠土春麦氮磷肥用量及其比例的研究
Studies on Application Quantity andPropertion of N and P Fertilizer on Spring Wheatin lrrigation Cultivation Grey Desert Soil
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