The dominant predacity enemies are chilomenes quadriplaglata fswartz ) , stethorus spp . , chrysopa sinica tjeder and the spider . the ooencyrtus sp 捕食性天敌优势种为四斑月瓢虫、食螨瓢虫、中华草蛉及蜘蛛。
2.
Conduction of refusal of dealing , predacity of making a price , binding sale and fixed price are strictly forbidden in many countries 各国主要针对公用企业的拒绝交易、掠夺性定价、捆绑销售和固定价格行为作出了严厉规定，禁止从事。
3.
In the whole insect community , the pests that have been defined include 63 species , which hold the 17 . 07 % of whole community . the natural enemies ( including predacity and parasitical enemy ) include 79 species , which hold the 21 . 41 % of the whole community 在整个昆虫群落中，己明确为害虫的有63种，占整个群落的17 . 07 ；天敌(包括捕食性天敌与寄生性天敌) 79种，占整个群落的21 . 41 ；中性昆虫227种，占整个群落的61 . 52 。
4.
The insect community of lichee orchard can be divided into 4 nutrient classes , which is phytophagous insect , predacity , parasite and saprophagous . the insect community also can be divided into 7 guilds : underground pest , eating - leaf - flower - fruit pest , puncture and suck pest , bristletail , predacity , parasite and moderate insect , and be divided into 32 groups , 41 dominance species and 10 key species 荔枝园昆虫群落可划分为植食类，捕食类，寄生类，腐食类4个营养层； 7个功能集团：即地下害虫，食叶、花、果害虫，刺吸害虫，蛀干害虫，捕食类，寄生类，中性昆虫； 32个类群； 41个优势种； 10个关键物种。
