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一、油松直播造林的优点:油松直播造林,在条件适宜的地方,是一种多、快、好、省的造林方法。其好处是:不需占用耕地,还可免除育苗工作;采用小穴整地,又不需运苗,比植苗造林省工、成本低;苗木根系未受过损伤,发育完整,比植苗造林发达,抗旱能力强;就地播种,幼苗生长环境没改变,适于当地生长;方法简便,广大群众容易掌握。由于油松直播造林有以上的优点,64年春北京八
First, the advantages of direct seeding Pinus tabulaeformis: Pinus tabulaeformis Afforestation live in suitable conditions, is a kind of fast, good, provincial afforestation methods. The advantages are: no need to occupy arable land, but also to eliminate nursery work; the use of small hole preparation, without transport, than the planting and planting workers, low cost; nursery stock roots without damage, complete development than the developed seedlings afforestation, drought tolerance Strong; in situ sowing, seedling growth environment has not changed, suitable for local growth; method is simple, the masses easy to grasp. As pine live broadcast afforestation has the above advantages, 64 spring Beijing eight