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我国幅员辽阔,自然条件复杂,树木种类繁多,广泛的开展适地适树试验,从中选择适宜树种,这是解决我国当前造林保存率低,生长发育不良的重要措施之一。 我国落叶松资源丰富,种类很多,是主要用材造林树种之一。黑龙江省除变种外,目前主要有四个种:兴安落叶松(Larix gmelini)以下简称为:G,主要分布在大小兴安岭;长白落叶松(L. Olgensis)以下简称为:O,本省南部有少量分布;这两个种
Our country has a vast territory, complex natural conditions, a wide range of trees, and a wide range of appropriate tree trials to choose from suitable species, which is to solve our current afforestation preservation rate is low, one of the important measures of poor growth and development. China larch is rich in resources, many species, is one of the main afforestation tree species. In Heilongjiang province, there are mainly four species except Larix gmelini: G, mainly distributed in the Xiaoxing and Xinganling Mountains; L. olgensis (hereinafter abbreviated as O), with a few Distribution; these two species