青海省主栽蔬菜生理病害的发生与防治

Occurrence and Prevention of Physiological Disease in Main Vegetables at Qinghai Province

对青海省保护地和露地栽培的8种主栽蔬菜的生理病害(非传染性病害)进行了调查研究。结果表明:8种主栽蔬菜上发生并造成一定损失的病害共有30种,保护地栽培蔬菜病害的发生及损失较露地栽培蔬菜严重;分析引发各种生理病害的主要致病因素,并针对主要病因,提出了相应的防治对策。

In this paper, investigation was conducted on physical diseases in eight varieties of main vegetables as cucumber, tomato, peppers, squash, leeks, carrots, radishes and lettuce planted in protected land and open field in Qinghai Province. The results showed that there were 30 varieties of diseases that occurs and causes damages in 8 main vegetables;the occurrence and damages caused in vegetables planted at protected land were more serious compared with those planted at open fields. Major causes of physiological diseases（non-transmissible disease） were analyzed, and prevention measures were proposed against major pathogenic factors.