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Effect of Nitrogen Fertilizer Amount and Application Methods on Root Nodulesand Yield of Edible-podded Pea
杨绍聪 费 勇 段永华 李成春 张艳军 王 勇 李惠芬 吕艳玲
Chinese Agricultural Science Bulletin . 2010, (22): 196 -200 .  DOI: 10.11924/j.issn.1000-6850.2010-1980