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黄瓜霜霉病是一种毁灭性病害。特别是大棚黄瓜,由于高温高湿,发病更重。过去每隔7—8天打一次“保险药”,以控制病害发生,这样不但投资大,且易造成环境污染。加之黄瓜是多次采收,往往药效尚未消失,就采收上市,易引起食用者积累性中毒。近年来我们经过试验研究,采取以下防治措施,不仅控制了黄瓜霜霉病的发生,又降低了防治费用,减少了环境污染,有益于人民身体健康。一、选用优良品种四年的试验证明,津杂一、二号黄瓜,在我县是比较理想的两个黄瓜品种,表现早
Cucumber downy mildew is a devastating disease. Especially the greenhouse cucumbers, due to high temperature and humidity, the incidence of heavier. In the past every 7-8 days to play a “insurance drug” to control the occurrence of disease, so not only investment, but also easy to cause environmental pollution. Coupled with the cucumber is repeatedly harvested, often medicinal effect has not disappeared, the harvest market, easy to cause food poisoning accumulated. In recent years, we have tried and tested the following measures to prevent not only the occurrence of cucumber downy mildew but also the cost of prevention and control, the reduction of environmental pollution and the improvement of people’s health. First, the selection of four varieties of fine varieties of tests proved that Zinc hybrid one or two cucumber, in my county is the ideal two cucumber varieties, early