日本的森林面积为2520万公顷,占总面积的68％。在有林地中,天然林1640万公顷,人工林700万公顷以上,竹林约20万公顷。日本森林有400多个珍贵的乔木树种,其中包括日本赤松、柳杉、扁柏、库页冷杉、鱼鳞松、日本落叶松、巨冷杉、日本铁杉、山毛榉、橡树、白蜡、杨树、桦木等。在天然林中,通常阔叶树占优势,与此相反,人工林以柳杉、扁柏、日本落叶松、日本赤 Japan’s forest area is 25.2 million hectares, accounting for 68% of the total area. Among the forested lands, there are 16.4 million hectares of natural forests, more than 7 million hectares of plantations and about 200,000 hectares of bamboo forests. Japanese forests have more than 400 precious tree species, including Japanese red pine, cedar, cypress, fir, Scylla serrata, Japanese larch, giant fir, Japanese hemlock, beech, oak, ash, poplar, birch, etc. . In natural forests, usually broad-leaved trees dominate, on the contrary, plantations to cedar, cypress, Japanese larch, Japan red