线虫是危害花卉等园林植物的一类重要病原。随着城市绿化美化水平的不断提高,花卉生产发展迅速,但由于线虫的侵染危害造成花卉产量与质量的下降。过去多注重于真菌病害领域,对线虫病害的研究甚少,就全国而言,对该类病害的研究尚处于起步与探索阶段。生产中,由于线虫知识的不普及,常把线虫病害与病毒病,生理性病害或管理不善相混淆,致 Nematodes are endangered flowers and other garden plants of a class of important pathogens. With the continuous improvement of urban greening and beautification, flower production has developed rapidly, but the yield and quality of flowers have been reduced due to the infestation of nematodes. In the past more emphasis on the field of fungal diseases, little research on nematode diseases, the country, the study of such diseases is still in its infancy and exploration stage. Production, due to the prevalence of nematode knowledge, often nematode disease and viral diseases, physiological diseases or mismanagement confused, resulting