论文部分内容阅读
Effect of the contemporaneous weed polygonum bungeanum on the output of soybean
【机 构】
:
Agricultural College,Jilin Agricultural University,Changchun,130118
【出 处】
:
第八届世界大豆研究大会暨第九届全国大豆学术讨论会
【发表日期】
:
2009年12期
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