【摘要】 杨树是吉林省公路、铁路绿化的主要树种 ,长春、四平、白城地区以晚花、西 +加、里普、三北一号 ;吉林、通化、辽源地区以白林 2号、晚花、三北一号 ;白山、延吉地区以三北一号、白林 2号、 82 0 3等品种为主要栽培种。更多还原

【Abstract】 Poplars are main species planted along the roads and railroads in Jilin province. The study results show that the best cultivated species are: P×euramericana cv."Serotina"., P×euramericana cv."Rap", P.canadens suaueolens and P.nigra×P.simonii cv. "Zhonglin Sanbei-1" in Changchun, Siping and Baicheng regions; "P.xiaozhuanica cv.Bailin-2", P×euramericana cv."Serotina."and P.nigra×P.simonii cv."Zhonglin Sanbei-1." in Jilin,Tonghua and Liaoyuan regions; P.nigra×P.simonii cv."Zhonglin sanbei-1".and P.xiaozhuanica cv. "Bailin-2".and the No.8203 in Baishan,Yianji regions.更多还原