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华山松(Pinus armadi Franch)自然分布于我国西部。我场1973年引种进行育苗造林,分别栽植于龙山主脉南北两侧不同海拔高的当风山脊、山坡和山顶,大
Pinus armandi (Pinus armadi Franch) natural distribution in western China. My field was introduced in 1973 nursery afforestation, were planted in the north and south sides of the main north-south Longfeng wind ridge, hillside and mountain top, large