The parasitic nematodes of many economical crops and their control, especially biocontrol, including the nematodes parasitic on the rice, forest wood, fruit, vergetable, flower and chinese medicine plants at all.

• 各种经济农作物的寄生性线虫；包括寄生在水稻、林木、水果、蔬菜、花卉和药材上的各种线虫及其防治；特别是生物防治.