论文部分内容阅读
河西走廊位于甘肃省西部,这一地区发展农业的最大障碍是干旱缺水,春季低温和晚霜。广大农民群众结合本地区的自然条件和气候特点,因地制宜地发展了几种新的覆膜方式,使地膜的优越性得到了更好的发挥,同时又降低了成本,带来较好的经济效益。现将这种方式介绍如下:一、旱墙半沟铺膜法(见图)。主要在安西县白兰瓜种植中使用。1.做塘:春季灌水后施足基肥,沿南北方向整地做早塘,宽1.2米+0.8米或2米+0.8米,塘中较
The Hexi Corridor is located in the western part of Gansu Province. The biggest obstacles to the development of agriculture in this region are drought and water shortage, low temperatures in spring and night frost. With the natural conditions and climate characteristics of the region, the vast majority of peasants have developed several new coating methods according to local conditions so as to give better play to the superiority of plastic mulch while lowering the cost and bringing better economic benefits . Now this approach is introduced as follows: First, the semi-ditch drywall membrane method (see photo). Mainly used in the cultivation of white melon in Anxi County. 1. Do pond: After the spring irrigation Shizujifei, along the north-south area to make pond early, wide 1.2 meters +0.8 meters or 2 meters +0.8 meters, the pond more