So, transgenic insect-resistance hybrid poplar 741 showed positive effect on vertical structure of arthropod community.
综合分析表明，转双抗虫基因741杨对节肢动物群落垂直结构具有一定的正面效应。
2
Transgenic insect-resistance hybrid poplar 741 had negative effect on target and non-target phytophagous pests, but had positive effect on natural enemies and neutral arthropod.
The effect of predator, parasitoid, insect pest and neutral insect groups in the arthropod community in the weed habitat on the corresponding groups in the paddy habitat were varied.