| 杨树品种生长量差异研究 |
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| 引用本文： | 李利萍,姜刚祥,封利波,王维强,李晓玲.杨树品种生长量差异研究[J].安徽农业科学,2017,45(9). |
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| 作者姓名： | 李利萍 姜刚祥 封利波 王维强 李晓玲 |
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| 作者单位： | 山东省林业厅机关服务中心,山东济南,250014;山东省龙口市东江街道林业站,山东龙口,265700;山东省龙口市下丁家林业站,山东龙口,265700;山东省汶上县林业局,山东汶上,272500;山东省荣城市林业局,山东荣城,264300 |
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| 摘 要： | 目的]研究杨树品种各生长指标的差异,筛选优良品种。方法]利用全国森林清查调查材料,用数理统计方法,检验各杨树品种间的差异性。结果]各树种间指标波动性不大,泰青杨、I-69杨、加拿大杨与其他树种表现出显著性差异。可淘汰泰青杨、I-72杨,适当发展I-69杨和加拿大杨,作为对照的泡桐也可适当发展。结论]该研究可为杨树的速生丰产提供科学依据。
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| 关 键 词： | 生长量 杨树 差异显著 |
Study on the Differences of Growth of Populus L. |
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| Abstract: | Objective]To study the differences of indexes of Populus L.varieties and to select good varieties.Method]Make full use of the national forest inventory survey materials,the differences of the Populus L.varieties were tested by using mathematical statistics method to test.Result]The results showed that there was little fluctuation between the tree specie,Taiqingyang,I-69 yang,Populus L.canadensis Moench showed significant differences though comparing with other varieties.Conclusion]The study can provide scientific basis for the rapid growth of Populus L.. |
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| Keywords: | Growth Populus L Significantly different |
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