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- Male pupal weight ranked east-liaoning oak> wild apricot > cathay poplar > prince rupprecht larch > dragon spruce > chinese pine >chinese juniper. 取食量和排粪量排序分别为云杉>山杏>辽东栎>油松>桧柏>华北落叶松>青杨和油松>云杉>辽东栎>华北落叶松>山杏>青杨>桧柏。
- Pupal survivorship and female sex ratio rose with the increase of average pupal weight, but the survivorship reduced at the peak of pupal weight. 2种斑潜蝇蛹存活率及雌性比随平均蛹重的增加而增大,但最高级别的蛹存活率反而有所下降。
- Larval survival, weight, duration, food processing efficiencies, pupal weight, and pupal duration were monitored as indices of food quality. 在喂食实验方面,以枫香和樟树的叶片喂食两种水青蛾的幼虫,直到幼虫化蛹为止。
- RELATIONSHIP BETWEEN PUPA WEIGHT AND LAID EGG AMOUNT OF Philosamia cynthia 樗蚕越冬代雌蛹重与产卵量关系研究
- Three selective methods of individual(ID), full sib famly(F) and index(IX) were examined for one five generations in high 21 days pupal weight of tribolium castaneum. 用个体选择法(ID)、家系选择法(F)和指数选择法(IX)三种选择方法,对赤拟谷盗21日龄蛹重向上选择,以对比各方法间在进行一个世代选择和多个世代选择时有何不同。
- The parasitizing rate and pupae weight which were bred in the larvae of the 1st instar were the lowest but the mortality rate after parasitizing was the highest. 寄生蜂对1龄寄主幼虫的寄生率以及1龄粘虫育出的茧重均是三个龄期寄主中最小的,但死亡率却是三者间最高的。
- The transgenic foliage consumed by insects induced the increase of larval mortality, and decrease of larval wet weight gain, faecal output, pupal weight and egg deposition. 转基因植株均能显著提高害虫的死亡率,降低幼虫的排粪量、蛹重、体重增加量和成虫的产卵量;
- The children tore the cocoon open to see if there was a pupa. 孩子们撕开蚕茧看看里面有没有蛹。
- The chair sagged down under the fat man's weight. 椅子经这胖人一坐便压弯了。
- A reliable car is worth its weight in gold. 靠得住的汽车就是无价之宝。
- Difference analysis of Philosamia cynthia walker et fetder pupa weight among different host-species 不同寄主树种樗蚕蛹重差异分析
- The pillars have to support the weight of the roof. 这些柱子须承受屋顶的重量。
- Enclosed in an oval, horny case. Used of an insect pupa. 壳内的封闭在椭圆形角质壳内的。用于一虫蛹
- The President swings his weight to get laws passed. 总统运用权力使法律获得通过。
- His opinion doesn't carry much weight. 他的意见没多少影响。
- Bananas are usually sold by weight. 香蕉通常按重量卖。
- The net weight of this jar of coffee is 180 grams. 这瓶咖啡净重180克。
- These fish vary in weight from 3 lb to 5 lb. 这些鱼的重量从3磅到5磅不等。
- The drunken man was a dead weight in my arms. 这个醉汉在我怀里死沉。
- The larva or pupa of a mosquito. 孑孓蚊子的幼虫或蛹