| 油松类型划分与优良类型选育 |
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| 引用本文： | 蒋晋豫,郭军战,蔡英,包振华,何志美.油松类型划分与优良类型选育[J].西北林学院学报,2010,25(3):66-70. |
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| 作者姓名： | 蒋晋豫 郭军战 蔡英 包振华 何志美 |
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| 作者单位： | 西北农林科技大学林学院; |
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| 基金项目： | 西北农林科技大学校育种专项 |
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| 摘 要： | 通过对铜川焦坪林场油松母树林母树形态特征遗传变异的研究,根据树皮颜色和开裂方式等特征将油松划分为灰色纵裂型、灰色块裂型、灰色片裂型、黄色纵裂型、黄色片裂型与黑皮型6种形态类型,不同类型在经济性状、子代幼苗生长量、硝酸还原酶活力方面均存在显著差异。其中,黄色纵裂型、灰色纵裂型、黄色片裂型为优良类型。
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| 关 键 词： | 油松 优良类型 硝酸还原酶活力 |
Classification and Selection of Superior Pinus tabulaeformis |
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| JIANG Jin-yu,GUO Jun-zhan,CAI Ying,BAO Zhen-hua,HE Zhi-mei.Classification and Selection of Superior Pinus tabulaeformis[J].Journal of Northwest Forestry University,2010,25(3):66-70. |
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| Authors: | JIANG Jin-yu GUO Jun-zhan CAI Ying BAO Zhen-hua HE Zhi-mei |
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| Institution: | JIANG Jin-yu,GUO Jun-zhan,CAI Ying,BAO Zhen-hua,HE Zhi-mei(College of Forestry,Northwest A&F University,Yangling,Shaanxi 712100,China) |
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| Abstract: | Based on the study of morphological characteristics and genetic variation of the seed plants of Pinus tabulaeformis in Jiaoping forest farm,Tongchuan City,Shaanxi Province,China,P.tabulaeformis was divided into 6 types for the bark color and bark crack: gray longitudinal crackle type,gray chipped type,gray piece crackle type,yellow longitudinal type,yellow piece crackle type and black type.Significant differences existed among different types of morphological traits in economy,between offspring seedling gro... |
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| Keywords: | Pinus tabulaeformis selected type nitrate reductase activity |
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