1重视品种选择防虫隔离栽培避免害虫直接为害或入内产卵为害,做到不用(或少用)农药,生产的蔬菜达到无公害要求。防虫网覆盖栽培时间主要在夏、秋高温季节,应选用抗热、耐湿、抗病的蔬菜品种。2合理选用防虫网防虫网目数增加,网内温度提高,通风、通气性能差。白色网较银灰色网和 1 emphasis on species selection Insect isolation cultivation to avoid pests direct harm or spawning damage, so that no (or less) pesticides, vegetables produced to achieve pollution-free requirements. Insect net covered cultivation time mainly in the summer and autumn hot season, heat-resistant, moisture-resistant, disease-resistant varieties of vegetables should be used. 2 rational use of pest control net insect net increased, the net temperature, ventilation, poor ventilation performance. White net more than silver net and