brown planthopper
常见例句
- In addition, the population density of some pests such as rice case worm and brown rice plant-hopper etc decreased by 50-60%in silicon-treated areas.
因而処理區內稻縱卷葉螟和褐稻虱等害蟲的種群密度分別比對照區下降5-6成。 - The influence on physiological-biochemical characteristic of rice aerial part after bite by brown paddy plant hopper has many researches, but research of rice under ground portion has few.
褐飛虱取食後對水稻地上部生理生化影響的研究較多，而對地下根系的研究較少。 返回 brown planthopper