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Summer fallow increases loss of residual nitrogen fertilizer in dryland of the Loess Plateau: a 15N-labeled method. https://t.co/sK0AdTldLk https://t.co/O0qTItUbm5
Summer fallow increases loss of residual nitrogen fertilizer in dryland of the Loess Plateau: a 15N-labeled method. https://t.co/sK0AdTldLk https://t.co/O0qTItUbm5