derris root

同根派生

I plant the use of local resources --- Derris Root products as raw materials, production of extended-spectrum, high efficiency, low toxicity, non-pollution pesticide botanical insecticide.
我厂采用当地资源特产---鱼藤根为原料，生产广谱、高效、低毒、无公害植物性杀虫剂农药。
Study on Controlling Efficacy of Derris Root Extracts on Tea Green Leafhopper
鱼藤根提取物对假眼小绿叶蝉的防治
It is vain to attempt to root out heresy by force.
试图用暴力消除异端邪说是徒劳的。
The gardener tore up the plant, root and all.
园丁把园中的花草树木连根全挖了出来。
The plant has not struck root yet.
那棵植物还没生根。