【摘要】 在第3，4代稻螟蛉幼虫盛发期，测定了田间幼虫空间分布格局。其水平分布属于聚集分布中的奈曼分布，垂直分布幼虫多集中在稻株中上部叶片。更多还原

【Abstract】 This article measured the spatial patterns of rice leaf caterpillar Naranga aenescens Moore at the most serious injury stage of 3^rd and 4^th generation in field. The horizotal distribution was aggregated neyman distribution,and the larva vertically aggregated on the midtop part of rice.更多还原