论文部分内容阅读
夏季蔬菜覆盖遮荫栽培技术夏季蔬菜栽培的主要不利因素条件是高温多雨，病虫害严重，为解决这一矛盾，夏季蔬菜栽培时采用地膜覆盖和遮荫棚、遮阳网芽措施，并取得显著成效。其方法是：一、夏季育苗播种以后，要立即在播种畦上搭遮荫棚。在育苗畦两倒埋立柱，立柱入土３０...
Shade Cultivation Techniques of Summer Vegetable Covering In summer, the main unfavorable factors of vegetable cultivation are high temperature, rainy weather and severe pests and diseases. In order to solve this contradiction, summer vegetable cultivation adopts the methods of mulching, shading and shading, and achieves remarkable results. The method is: First, the summer nursery sowing, immediately sow the shade to take shade shed. In the nursery 畦 two buried column, column into the soil 30 ...