【摘要】 在广西柳州市选择7个本地树种和15个外地树种进行引种试验,测定树种的光合效率、净化空气效率、生长量等指标,评价树种的适应性和抗逆性。结果选择出9个柳州市最佳的行道树种:广玉兰(M agnoliag rand if lora L.)、狭叶杜英(E laeocarpus lanceaef oliusR oxb.)、乐昌含笑(M ichelia chap ensisD andy)、大叶樟[C innam om um p arthenoxy lon(Jack)N ees]、海南蒲桃[Sy zyg ium cum in i(L.)Skeels]、美丽异木棉(Chor isiasp eciosa A.S t.H il.)、菩提树(F icus relig iosa L.)、仪花(Lysid ice rhod osteg ia H ance)和栾树(K oelreuter iap an icu lata L axm.),其中:大叶樟、海南蒲桃、仪花可作建群种,在营建行道树群落时作上层乔木的主体。更多还原

【Abstract】 7 local and 15 alien tree species were introduced for testing in Liuzhou,Guangxi.Their adaptability and resistance were evaluated by measuring the index of photosynthetic efficiency,air purification ability and growth rate,etc.The most perfect pavement trees to Liuzhou city are 9 as follows:Magnolia grandiflora L.,Elaeocarpus lanceaefolius Roxb.Michelia chapensis Dandy,Cinnamomum parthenoxylon(Jack) Nees,Syzygium cumini(L.)Skeels,Chorisia speciosa A.St.Hil.Ficus religiosa L.Lysidice rhodostegia Hance,Koelreuteria paniculata Laxm.Cinnamomun parthenoxylon,Syzgium cumini and Lysidice rhodostegia are also principle parts of top arbor for constructing community of pavement trees and suitable to be constructive species.更多还原