n.酚类;酚类化合物(phenol的复数);[药]石炭酸
网络 酚类; 酚类化合物; 总酚
Phenols also make the eggs smaller, which reduces the growth of the following year´s caterpillars.
酚类物质还会使卵变小,这会减少第二年毛虫的生长。
For these reasons, the benefits to the caterpillars of ingesting phenols appear to outweigh the costs.
出于这些原因,对毛毛虫来说,摄入苯酚的好处似乎比代价多。
In studying these outbreaks, scientists have discovered that affected trees fight back by releasing toxic chemicals, mainly phenols, into their foliage.
在研究这些疾病爆发的过程中,科学家们发现受影响的树木会向树叶中释放以酚类物质为主的有毒化学物质进行反击。
They found that on tannin-rich oak leaves, the virus is considerably less effective at killing caterpillars than when it is on aspen leaves, which are lower in phenols.
他们发现,在富含单宁酸的橡树叶上,病毒杀死毛虫的效果要比在白杨树叶子上的效果差得多,因为白杨树叶子的酚含量较低。
Flavonoids, Phenols and triterpenes are the main constituent exist in Desmodium triquetrum(L. )DC.
葫芦茶中主要含黄酮类、酚类及三萜类等化学成分。