| Abstract: In order to effectively and correctly control virus disease and mite on zucchini, it was necessary to correctly identify them. Based on the introduction of virus disease and mite harm symptoms and fi eld identifi cation, the key points of the difference between virus disease and mite were introduced from the aspects of fi eld infection speed, harm symptoms, sitting melon number, growth reversibility of injured plants and so on, and the control countermeasures were summarized. Prevention and control of virus diseases should be carried out by measures of "disease prevention by pest control, enhancement of cultivation and management and improvement of plant disease resistance". The mite should be controlled by spraying chemical agent. |