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落叶松为速生树种,又较为耐瘠簿,很受群众欢迎。我县长白落叶松保存面积为9,230公顷,占全县人工林面积的23％。年生长量为19,131立方米。其中21年生以上1,009公顷,20年生以下8,221公顷。就叶赫林场来说,落叶松人工林保存面积为2,866公顷,占全场人工林面积的76.6％。其中25年生以上471公顷,10—24年生,1,252公顷,10年生以下1,143公顷,基本上实现了荒山荒地绿化,为国家培育了后备森林资源。从一九七○年以来,定期进行抚育间伐。
Larix as fast-growing tree species, and more resistant to barren book, very popular with the masses. My county long white larch conservation area of 9,230 hectares, accounting for 23% of the county plantation area. Annual growth of 19,131 cubic meters. Of these, 1,009 hectares are above 21 years of age and 8,221 hectares below 20 years of age. For the Yehhulin field, larch plantation reserves of 2,866 hectares, accounting for 76.6% of the total plantation area. Of these, 471 hectares, 10-24 years old, 1,252 hectares, and 1,143 hectares below 10 years of age have basically realized the afforestation of barren hills and wastelands and cultivated reserve forest resources for the country. Since 1970, regular tending and thinning have been carried out.