It also showed the harm rate of Liriomyza staivae to cotton is almost the same the margin and middle part of the cotton field.
It also showed the harm rate of Liriomyza staivae to cotton is almost the same the margin and middle part of the cotton field.
结果表明，棉田内美洲斑潜蝇的空间分布格局为随机分布，垂直分布表现为下部大于中部、中部大于上部，水平分布表现为田边与田中问危害程度差别不显著。