水稻-绿肥(蚕豆)轮作减少氮化肥用量研究
许建平 徐瑞国 施振云 黄卫峰
水稻-绿肥(蚕豆)轮作减少氮化肥用量研究
STUDY ON REDUCING CHEMICAL NITROGEN FERTILIZER APPLICATION IN RICE-GREEN MANURE(BROADBEAN) ROTATION
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