天水地区大果沙棘两个品种幼树生长规律研究  

Study on Growth Rhythm of Two Large Berry Cultivars of Sea Buckthorn in Tianshui Area

作　　者：隋莹莹[1] 德永军[1] 格日乐其其格 孟根其其格 徐步强[1] 

机构地区：[1]内蒙古农业大学林学院,内蒙古呼和浩特010019

出　　处：《经济林研究》2009年第2期81-84,共4页Non-wood Forest Research

基　　金：内蒙古自治区自然科学基金项目(200607010309)

摘　　要：对天水地区两个品种大果沙棘的保存率、生长状况进行了分析。结果表明:楚伊、霞光4～6月份为速生期,属前期生长型树种,三年生平均树高141cm、146cm,地径2.5cm、2.9cm,冠幅123cm、136cm,保存率83.6%、94.0%,均表现出良好的适应性。霞光总体生长表现优于楚伊。Survival rate and growth status of two large berry cultivars of sea buckthorn in Tianshui area were analyzed. The results showed that Chuyi and Xiaguang were pre-growthtype species and fast-growing period was from April to June. Average height of three-years-old trees was 141 cm and 146 cm, ground diameter was 2.5 cm and 2.9 cm, crown width was 123 cm and 136 cm, survival rate was 83.6% and 94.0%. Both Chuyi and Xiaguang showed a good adaptability, and general growth features of Xiaguang were better than Chuyi.

关 键 词：大果沙棘 保存率 生长量 天水地区 

分 类 号：S793.6[农业科学—林木遗传育种]