| 嫩江中下游流域6种灌木光合特性及水分利用效率比较分析 |
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| 引用本文： | 王力刚,范竹珊,曹明全,赵岭,许成启,李峰,高野.嫩江中下游流域6种灌木光合特性及水分利用效率比较分析[J].防护林科技,2010(2):7-10,33. |
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| 作者姓名： | 王力刚 范竹珊 曹明全 赵岭 许成启 李峰 高野 |
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| 作者单位： | 1. 黑龙江省森林与环境科学研究院,黑龙江,齐齐哈尔,161005
2. 黑龙江省林业技术推广站 |
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| 摘 要： | 对嫩江中下游流域生产上应用的6个主要灌木品种进行了盆栽模拟试验,采用L i-6400便携式光合测定系统对其主要光合参数及水分利用效率等进行了观测及比较分析。结果表明:在6个灌木品种中,紫丁香、小叶锦鸡儿水分利用效率较高,蒸腾速率较低,为相对节水、抗旱品种;大果沙棘与宁夏枸杞的水分利用效率较低,蒸腾速率较高,为相对耗水较大品种。测定结果在一定程度上揭示了这些灌木在生产中的适应性及现实生理生态特征。
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| 关 键 词： | 灌木 光合特性 光强 水分利用效率 羧化效率 |
Comparison of Photosynthetic Characteristics & Water Use Efficiency of 6 Kinds of Shrubs in the Middle and Lower Reaches of Nenjiang River Basin |
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| WANG Li-gang,FAN Zhu-shan,CAO Ming-quan,ZHAO Ling,XU Cheng-qi,LI Feng,GAO Ye.Comparison of Photosynthetic Characteristics & Water Use Efficiency of 6 Kinds of Shrubs in the Middle and Lower Reaches of Nenjiang River Basin[J].Protection Forest Science and Technology,2010(2):7-10,33. |
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| Authors: | WANG Li-gang FAN Zhu-shan CAO Ming-quan ZHAO Ling XU Cheng-qi LI Feng GAO Ye |
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| Institution: | 1.Academy of Forest and Environmental of Heilongjiang Province;Qiqihar 161005;Heilongjiang China;2.Station for Popularizing Forestry Technique of Heilongjiang Province |
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| Abstract: | Pot simulate tests were conducted on 6 kinds of shrubs which were used in production in the middle & lower reaches of Nenjiang river basin.Main photosynthetic parameters and water use efficiency were observed and comparatively analyzed by using Li-6400 Portable Photosynthesis System.Result shows that: among 6 varieties of shrubs,Syringa oblata,Caragana microphylla,which have higher water use efficiency and lower transpiration rate,are water-saving and anti-drought species relatively;large berry cultivars of... |
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| Keywords: | shrub photosynthetic characteristics light intensity water use efficiency carboxylation efficiency |
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