Intense spatialaggregation of larvae was observed in the heavily-infested woodland, while random distribution was observed in the lightly-infested one.
重度受害林分内幼虫表现较强的空间聚集性，而轻度受害林分则表现为随机分布。
2
Procreation characteristics decide the difference spatial pattern between those two species in small classes and the degree of aggregation of C.
生殖特征决定了明党参和峨参在小区组上分布规律的差异，结果导致明党参的聚集程度远远不及峨参。
3
This paper deals with the spatial distribution patterns of the larvae of Diorycitria rubella in masson pine and loblolly pine using the frequency distribution analysis and aggregation indices.