英语语法分析

The Kerria lacca uses the sticky excretion as a means to stick to the trees on which it lives.

紫胶虫用粘性排泄物作为停留在它所生存的树上的手段。

There were some relationships between mineral salt contents of hosted branches and the thickness of raw lac, mortality, fecundity and secretion amount of K. lacca but not significant.

寄主植物无机盐含量与紫胶蚧胶被厚、死亡率、怀卵量、个体泌胶量有一定关系，但不是很紧密。