| 欧洲白榆杂交与苗期选择的初步研究 |
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| 引用本文： | 李长猛,付崇文,苏长华.欧洲白榆杂交与苗期选择的初步研究[J].农技服务,2013,30(2):127. |
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| 作者姓名： | 李长猛 付崇文 苏长华 |
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| 作者单位： | 辽宁努鲁儿虎山国家级自然保护区管理局,辽宁朝阳,122000 |
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| 摘 要： | 以春榆、大果榆、欧洲白榆作母本,以欧洲白榆作为父本进行初步杂交试验,对杂交获亲和难易、得到种子的几率、杂种种子发芽率和苗期长量进行了比较。结果表明:各个杂交组合杂交较易取得成功,就苗期数据看,个别杂交组合F1代杂种优势明显。
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| 关 键 词： | 榆树 杂交 生长量 |
Hybridization and Selection of Elm |
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| Institution: | LI Chang-meng et al(Bureau of Nuluerhu Natural Reserve of Liaoning Province,Chaoyang,Liaoning 122000) |
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| Abstract: | Four elm species Ulmus japonica,U.macrocarpa,U.pumila,U.laciniana were choosed as female parent,and U.laevis as male parent to select new elm by hybridization.The possibility of getting hybrid seed,the germination of hybrid seed,and then the high growth and base diameter are compared. |
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| Keywords: | Elm Hybridization Select on seedling stage |
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