| 杉木第二代种子园无性系产量选择的研究 |
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| 引用本文： | 李林源. 杉木第二代种子园无性系产量选择的研究[J]. 福建林业科技, 1999, 26(4): 53-57 |
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| 作者姓名： | 李林源 |
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| 作者单位： | 三明市郊国有林场!福建365000 |
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| 摘 要： | 对三明市郊国有林场杉木第二代种子园无性系产量测定,应用生产力指数的丰产性评价(PQI)和产量因子的聚类分析,115个无性系划分为4类:高产、中产、低产、极低产,其中高产无性系19个,产量占总产量的39-71%,并着重进行高产无性系的播种品质检验,初步评选出16个产量高、种子品质较好的无性系。
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| 关 键 词： | 杉木 种子园 无性系测定 生产力指数 品质检验 |
Studies on the Clonal Yield Selection of the Second Generation Seed Orchard of Cunninghamia lanceolata |
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| Li Linyuan. Studies on the Clonal Yield Selection of the Second Generation Seed Orchard of Cunninghamia lanceolata[J]. Journal of Fujian Forestry Science and Technology, 1999, 26(4): 53-57 |
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| Authors: | Li Linyuan |
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| Abstract: | clones were divided into 4 types(high yield,medium yield,low yield and extremely low yield),of which the yield of 19 high yield clones accounted for 39 71% of the total yield and 16 clones with high yield and better seed quality were preliminarily selected. |
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| Keywords: | Seed orchard Clonal determination Productivity index Quality check |
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