为了满足生产需要,以丰补欠,提前播种,增加苗木生长量,促进苗木木质化,榆林专署治沙造林局在1963年和1964年连续两年进行了小叶杨种子大容器隔年贮藏试验,1963年贮藏了200斤、1964年贮藏了250斤,均获得较满意的效果。现将贮藏方法介绍如下:一、种子处理:刚采收的种子,含水率很高,在10%左右,不宜贮藏,必须进行日晒干燥处理。方法是:将种子平铺在架起的篷布上,厚约2厘米,日晒 In order to meet the needs of production, to enrich the owed, sowing in advance to increase the growth of seedlings, and promote the lignification of seedlings, Yulin agency Sands Afforestation Bureau in 1963 and 1964 for two consecutive years of Populus simonii seed container storage test every year, 1963 200 pounds in storage, storage of 250 pounds in 1964, were more satisfactory results. Now storage methods are described below: First, the seed treatment: just harvested seeds, high moisture content, about 10%, should not be stored, must be dried in the sun. The method is: The seeds are tiled on the tarpaulin shelves, about 2 cm thick, the sun