华山松种子园课题组. 华山松优树自由授粉子代苗期测定[J]. 西南林业大学学报, 1994, 14(1): 22-28. DOI: 10.11929/j.issn.2095-1914.1994.01.004
引用本文: 华山松种子园课题组. 华山松优树自由授粉子代苗期测定[J]. 西南林业大学学报, 1994, 14(1): 22-28. DOI: 10.11929/j.issn.2095-1914.1994.01.004
SEEDLING TEST OF OPEN-POLLINATION PROGENY OF PINUS ARMANDI PLUS TREES[J]. Journal of Southwest Forestry University, 1994, 14(1): 22-28. DOI: 10.11929/j.issn.2095-1914.1994.01.004
Citation: SEEDLING TEST OF OPEN-POLLINATION PROGENY OF PINUS ARMANDI PLUS TREES[J]. Journal of Southwest Forestry University, 1994, 14(1): 22-28. DOI: 10.11929/j.issn.2095-1914.1994.01.004

华山松优树自由授粉子代苗期测定

SEEDLING TEST OF OPEN-POLLINATION PROGENY OF PINUS ARMANDI PLUS TREES

  • 摘要: 采取田间试验研究法对39个(包括对照)华山松优树自由授粉子代进行了苗期测定。研究结果表明,39个家系在种子千粒重、出苗率、苗高以及苗木鲜重均存在显著差异。综合性状表现较好的家系有21,24,25,40,41,43,63;出苗率与苗高,苗高与苗鲜重间呈高度正相关,相关系数分别为0.628**和0.755**

     

    Abstract: Through field experiments progeny seedling test was conducted among 39 open-pollinated plus trees of Pinus armandi. The results showed that among the 39 families there is significant difference in thousand-seed weight, germinating rate, seedling height and seedling fresh weight. Family 21, 24, 25, 40, 41, 43 and 63 generally performed relatively well. Germinating rate was positively correlated with seedling height, and so was seedling height with seedling fresh weight. The correlation coefficients were 0.628** and 0.755** respectively.

     

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