在阐述了世界和我国引种栽培美国黄松的基础上，着重阐述了黄土高原延安树木园引种栽培生长的突出表现。
On the basis of recounting details of Pinus ponderosa in the world and domestic, its prominent characteristics of growth in Yanan arboretum on the loess plateau has been emphasized on the paper.
在阐述了世界和我国引种栽培美国黄松的基础上，着重阐述了黄土高原延安树木园引种栽培生长的突出表现。
On the basis of recounting details of Pinus ponderosa in the world and domestic, its prominent characteristics of growth in Yanan arboretum on the loess plateau has been emphasized on the paper.
应用推荐