| 林木种子园的生态学意义及提高增益的关键技术 |
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| 引用本文： | 张泽宁,李芳.林木种子园的生态学意义及提高增益的关键技术[J].陕西林业科技,2008(3). |
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| 作者姓名： | 张泽宁 李芳 |
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| 作者单位： | 1. 榆林市樟子松种子园,陕西,榆林,71900
2. 榆林市科技信息研究所,陕西,榆林,71900 |
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| 基金项目： | 农业推广硕士论文部分内容
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| 摘 要： | 林木种子园为现代林业生产提供大量优质种源,是规模化造林成败与否的关键因子之一.本文在综述现代林木种子园分类和建园技术路线的基础上,分析了种子园的生态学意义和对进化适应的贡献,总结出提高种子园遗传增益的关键技术.
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| 关 键 词： | 种子园 遗传多样性 遗传增益 |
Ecological Significance of Tree Seeds Orchard and Key Techniques for Genetic Gains |
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| ZHANG Ze-ning,LI Fang.Ecological Significance of Tree Seeds Orchard and Key Techniques for Genetic Gains[J].Shaanxi Forest Science and Technology,2008(3). |
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| Authors: | ZHANG Ze-ning LI Fang |
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| Institution: | ZHANG Ze-ning1,LI Fang2(1.Yuling Municipal Seed Orchard of Pinus sylvestrisvar.mongolica,Yuling,Shaanxi 71900,2.Yuling Science , Information Institute,Shaanxi 71900) |
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| Abstract: | Seed orchard can provide large amount of seeds for forestry production and plays a key role in afforestation.Based on principles of orchard construction,ecological significance of seed orchard and key techniques for improvement of genetic gains were discussed. |
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| Keywords: | Seed orchard genetic diversity genetic gains |
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