江苏沿江棉区3代棉铃虫对棉花的为害及经济阈值

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杨燕涛, 王东华, 朱明华

Damage and economic threshold of the third generation of cotton bollworm in the Yangtze River basin cotton region of Jiangsu Province

YANG Yantao, WANG Donghua, ZHU Minghua

应用生态学报 . 2001, (1): 86 -90 .