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Position: Home > Articles > The Preferred Selection of 19 Families of Fraxinus mandshurica at Seedling Stage Journal of Gansu Forestry Science and Technology 2021,46 (4) 17-20

小陇山水曲柳19个家系苗期选优

作  者:
沙红;孙曼;郭小龙;杜坤
单  位:
甘肃省小陇山林业科学研究所;甘肃小陇山森林生态系统国家定位观测研究站;甘肃省次生林培育重点实验室
关键词:
小陇山;水曲柳;家系;苗期选择
摘  要:
通过对小陇山林区水曲柳19个家系和1个辽宁家系的苗期,9株小区、4次重复的对比试验表明;苗高和地径家系间差异均有统计学意义(p<0.05),综合优选家系为19号、6号,其2 a生苗高分别为参试家系平均苗高的125.5%、113.0%,地径为135.6%、130.8%。
译  名:
The Preferred Selection of 19 Families of Fraxinus mandshurica at Seedling Stage
作  者:
SHA Hong;SUN Man;GUO Xiaolong;DU Kun;Xiaolongshan Fordest Research Institute of Gansu Province;Gansu Province Key Laboratory of Secondary Forest Cultivation;Xiaolongshan Forest Ecosystem National Observation and Research Station;
关键词:
Xiaolongshan forest area;;Fraxinus mandshurica;;family;;seedling stage selection
摘  要:
Through the seedling period of 19 family and 1 Liaoning family in Xiaolongshan forest area,the comparative experiment of 9 strains of community and 4 repetitions showed that,there were significant differences in seedling height and ground diameter among families (p < 0.05).The comprehensively selected families were No.19 and No.6.The seedling height of the two-year-old families were 125.5% and 113.0% of the average seedling height of the tested families,and the ground diameter was 135.6% and 130.8% respectively.

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