十堰地区茄科蔬菜主要病虫害发生情况初报¾

本文旨在摸清十堰山区茄科蔬菜(辣椒、番茄)病虫害发生种类和蔓延规律,为本地辣椒、番茄病虫害科学防治提供一定的参考和依据。选取3个辣椒品种和1个番茄品种露地种植,针对病虫害发生种类和危害现状调查研究。结果表明,辣椒可见5种真菌性病害、1种生理性病害和1种虫害,番茄仅有2种真菌性病害。其中,重发病害为辣椒白绢病和番茄晚疫病,发病率高达89.09%和100%,病情指数90.30和100,且发现少量地老虎危害辣椒,病害重于虫害。在辣椒、番茄种植和生产中,病虫害的识别、监测预警和防治策略的适当调整是保障优质高产的关键。

Preliminary Report on Insect pests and Disease Investigation of Alpine Vegetable in Shiyan Area

The purpose of this paper is to find out the types and spreading rules of solanaceous vegetables ( pepper, tomato ) insect pests and diseases in Shiyan area, and to provide some reference and basis for the scientific control of local pepper and tomato diseases and insect pests. Three pepper varieties and one tomato variety were selected for open field cultivation, and the species and present harm situation of diseases and insect pests were investigated. The results showed that there were five fungal diseases, one physiological disease and one insect pest in pepper, and only two fungal diseases in tomato. Among them, the serious diseases were pepper athelia rolfsii and tomato late blight, the incidence rate was as high as 89.09 % and 100 %, the disease index was 90.30 and 100, and a small amount of cutworm was found to harm pepper, the disease was more serious than pest. In the cultivation and production of pepper and tomato, the identification, monitoring and early warning of pest and disease and the appropriate adjustment of control strategies are the key to ensure its high quality and high yield.