 
			无人机施药防治南疆棉田不同发生程度蚜虫效果及关键时期
李鹏飞, 冯宏祖, 王兰, 张怡雯, 白顺心
无人机施药防治南疆棉田不同发生程度蚜虫效果及关键时期
The control effect and key period of unmanned air vehicle spraying on Aphis of different occurrence degrees in cotton fields in Southern Xinjiang
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