According to observation in Zhaotong city,Woolly apple aphid has or generations in maximum and 0 generations in minimum a year,with generation overlapping.
According to observation in Zhaotong city,Woolly apple aphid has or generations in maximum and 0 generations in minimum a year,with generation overlapping.
苹果绵蚜在昭通市年最高发生~代,最低发生0代,世代重叠。