 
			黄河流域棉区北部机采棉田恶性杂草的化学防除研究
黄健,蒋建勋,杜明伟,田晓莉,李召虎
黄河流域棉区北部机采棉田恶性杂草的化学防除研究
Chemical Control of Weeds Seriously Impacting the Mechanical Harvesting of Cotton in the North of the Yellow River Valley of China
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