| 杉木种子园母树叶中营养元素变化规律初探 |
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| 引用本文： | 龙光生,徐刚标,廖在君.杉木种子园母树叶中营养元素变化规律初探[J].湖南林业科技,2004,31(6):21-22,44. |
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| 作者姓名： | 龙光生 徐刚标 廖在君 |
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| 作者单位： | 1. 中南林学院,湖南,株洲,412006
2. 东安县种子园,湖南,永州,415600 |
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| 摘 要： | 通过分析湖南东安杉木无性系种子园杉木针叶营养元素年变化规律，确定营养分析的样品采集期，初步对球花产量与针叶中N、P、K含量之间关系进行探讨，制定出营养元素含量的临界值和最适范围。
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| 关 键 词： | 杉木 种子园 营养元素 年变化规律 |
Study on change laws of vegetative elements of needle-leaves of mother tree in Chinese-fir seed orchard |
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| LONG Guang-sheng,XU Gang-biao,LIAO Zai-jun.Study on change laws of vegetative elements of needle-leaves of mother tree in Chinese-fir seed orchard[J].Hunan Forestry Science & Technology,2004,31(6):21-22,44. |
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| Authors: | LONG Guang-sheng XU Gang-biao LIAO Zai-jun |
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| Abstract: | This paper studies the change laws of the needle-leaves of the mother tree in Chinese-fir seed orchard of the clone from Dongan county of Hunan province.Discussion on the relations of the output and the content of N,P and K.It provides the critical values and optimum ranges of the contents of the vegetative elements. |
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| Keywords: | Chinese-fir seed orchard vegetative element annual change |
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