英语语法分析

Also, suggests the existing problems and future research directions of corn phytoalexin.

提出了在玉米植抗素方面存在的问题和今后的研究方向。

Resveratrol, 3,4', 5-trihydroxystilbene, is a phytoalexin found in grapes, Polygonum Cuspidatum and other plants.

白藜芦醇，3，4’，5-三羟基二苯乙烯，是一种植物抗毒素，常见于葡萄、虎杖和其它一些植物。

Substances such as lignin, phytoalexin, active oxygen, salicylic acid are known to play important roles on the plant disease resistance.

木质素、植保素、活性氧、水杨酸等物质已被证明在植物抗病中起了重要作用。