optimal sorting

Optimal sorting method was employed to study the time pattern of the insect pest community in sorghum earhead.

应用最优分割法研究了四川高粱穗部害虫群落的时间变化。

The methods of diversity exponent, evenness exponent, richness, principal component analysis and optimal sorting method were used to study the community structure and temporal pattern of arthropods in cotton-alfalfa intercrop in Dunhuang.

应用多样性指数、均匀性指数、丰富度、主分量分析方法和最优分割法，研究了不同时期敦煌间作苜蓿棉田节肢动物群落结构及时间格局。

The temporal structure pattern of the insect community in the ginkgo plantation was analyzed by the optimal sorting method and grouped into four continous periods. The occurrence characteristics of these pests and nature enemies in each temporal period were analyzed.

利用最优分割法将银杏GAP采叶园昆虫群落的时间格局分为4个时序结构，分析了各个时间段害虫及天敌的特点，为科学防治茶黄蓟马和保护利用天敌提供了科学理论依据。