brood stage 中文意思是什麼

brood stage 解釋
孵化期
  • brood : n 1 （雞雛等的）一窩；同窩幼雛；幼蜂；（昆蟲等）一次產出的卵；（動物）一次下的崽。2 （動物的）種...
  • stage : n 1 講臺；舞臺；戲院，劇場；〈the stage〉戲劇，戲劇藝術；戲劇文學；〈the stage〉戲劇業；劇壇。2 ...
  1. There are many different formulated s - methropene products in the market ; some only have little residual activity and are intended to target at and control a single brood of mosquitoes while others are slow - release formulations offering an extended period of control which lasts from 30 up to 150 days. it is important to note that the chemical must be present in the water when the larvae are in the late developmental stage for it to be effective

    市面有多種不同配方的s -烯蟲酯產品，有些功效並不持久，只是用來防治當時已在該處的蚊子幼蟲，而有些則有特別配方，可不斷發揮功效，防治的時間長達30日，最長更可達150日。當幼蟲在生長期的後期時，這種化學物必須存在水中，才能發揮最佳防治功效，這點必須留意。
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