防止大棚黄瓜早衰的十项措施

• 作 者: 周磊
• 出 处: 农业科技与信息
• 发表日期: 1994年04期
• 关键词: 大棚黄瓜 排湿 间种 缓苗 幼瓜 角斑病 大水漫灌 克霉灵 乙磷铝 根外追肥

一、通风排湿,掌握温度和湿度。适宜黄瓜生长的温度是24——28℃,相对湿度是80％—90％,超过这两个数据就要降温排湿。但切忌在连雨天或大雾天开门窗通风,严防病菌侵入。 二、对连座的大棚,要坚持套种、间种和复种。有条件的可以换上或迁移大棚的位置,避免霜霉病的传播。

First, ventilation and humidity, master temperature and humidity. Suitable temperature for cucumber growth is 24--28 ℃, relative humidity is 80% -90%, more than the two data will be cooling and wetting. But should not even open doors and windows in rainy days or fog ventilation, prevent bacteria intrusion. Second, the seat of the greenhouse, to adhere to intercropping, intercropping and multiple cropping. Conditions can be replaced or relocated greenhouse position to prevent the spread of downy mildew.