摘要
为了丰富兰州地区园林绿化树种资源,于2007年从河南引进中华红叶杨(红叶杨、中红杨),对其生物学特性、生长节律等进行了观察研究,旨在为该彩叶树种的推广应用提供依据。结果表明:中华红叶杨当年引种成活率为96%,生长迅速,生长高峰期出现在7~9月,全年观叶期为197 d;径粗3.5 cm,年平均生长量达200.8 cm;该树种适宜在兰州地区推广栽培。
Populus deltoids cv. Zhonghuahongye was introduced from Henan in 2007 aiming to enrich the species resources for urban landscape in Lanzhou areas and to provides the basis for application of color leaf trees.The biological characteristics,and growth rhythm of populus deltoids cv.Zhonghuahongye were observed,It results showed that it survived 96% and grew rapidly in Lanzhou,and its growth peak appeared from July to September.The view period of populus deltoids cv.Zhonghuahongye is about 197 days.Diameter of...
出处
《青海大学学报（自然科学版）》
2009年第1期75-77,81,共4页
Journal of Qinghai University(Natural Science)
基金
甘肃省科技重大专项计划资助(0801XKDA032)
关键词
中华红叶杨
引种
生物学特性
populus deltoids cv.Zhonghuahongye
introduction
biological characteristics
