论文部分内容阅读
新疆杨、银白杨是我区主要用材树种,也是营造农田防护林、固沙林、水土保持林的重要乡土树种。这两种杨树,由于雌株极少,采种困难,历来都采用扦插育苗和插扦造林,但因气候干旱、育苗技术未过关,一般成活率很低。为了满足公社规划建设的需要,提高扦插育苗成活率,于田县委于三月中旬召集各公社、大队的林业员在新声公社二管区一大队苗圃开现场会,总结出群众培育新疆杨、银白杨的三种方法。
Poplar, Populus tomentosa is the main timber species in our district, but also to create a farmland shelterbelts, sand-fixing forest, soil and water conservation forest is an important native tree species. Due to the extremely few female plants and the difficulties in seed production, these two poplar species have always adopted cuttage seedlings and inserted sticks for afforestation. However, due to the arid climate and the lack of seedling technology, the general survival rate is very low. In order to meet the needs of commune planning and construction and improve the survival rate of cuttage nursery, Yutian County Committee convened the communes in mid-March. The brigade’s forestry officials held a field meeting in the first brigade nursery of Xinzheng Commune in the second district and summed up the masses to cultivate Xinjiang Yang and Silver Aspen three methods.