frass是什么意思
2024-01-09 23:09:16
frass
n. 蛀屑；幼虫的粪便
例句
- Study on the Fertilizer Efficiency of the Frass of Tenebrio Molitor L. 黄粉虫虫粪的肥效研究。
- The mines of Hymenoptera wasps have more and darker frass than the mines of dipetrous flies. 与双翅目相比，膜翅目蜂类的粪便更多更黑；鞘翅目甲虫类则经常造成叶子的缺刻。
- Foodstuffs are contaminated by the silk, faecal material or frass, and the bodies of the insects themselves.A major pest of warehouses and, more recently, retail premises. 对食物的污染来自茧丝、排泄物、蛀屑和虫体本身，已成为仓库的主要虫害，近年来对零售店危害也很大。
- The effects of several factors such as density, frass, food moisture, diets and temperature on experimental population of Tenebrio molitor L. were studied. 本文研究了密度、虫粪、食料含水量及不同配方、温度对黄粉虫(Tenebriomolitor L.;) 实验种群的影响及黄粉虫成虫的生殖力。