growth substances翻译
growth substances的基本解释
读音: 美: 英:
助长剂；生长物质
例句
Objective: To investigate the effect of plant growth substances on induction and culture of callus from Rhodiola quadrifida and also to analyze salidroside contents in the callus.目的：考察植物生长物质对四裂红景天愈伤组织诱导和培养的影响并分析愈伤组织中红景天苷含量。The light or the absence of inhibitory effect of other plant exogenous growth substances to Botritis cinerea was the main factor that they didn't control tomato gray mould disease steadily.其他外源植物生长物质对灰霉病菌抑菌活性差或没有抑菌活性因而对番茄灰霉病的控制作用不稳定。
These noxious substances limit caterpillars' growth and reduce the number of eggs that female moths lay.这些有毒物质会限制毛毛虫的生长，减少雌蛾产卵的数量。
短语
plant growth substances 植物生长物质 ; 植物生长调节剂growth substances of petrolieum 石油助长剂
growth substances of petroleum 石油助长剂
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