| 辽西半干旱区梯田地杏农复合系统树木遮荫作用规律研究 |
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| 引用本文： | 卢国珍,步兆东,田福军,王世忠.辽西半干旱区梯田地杏农复合系统树木遮荫作用规律研究[J].防护林科技,2005(1):18-20. |
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| 作者姓名： | 卢国珍 步兆东 田福军 王世忠 |
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| 作者单位： | 辽宁省干旱地区造林研究所,辽宁,建平,122400 |
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| 摘 要： | 研究了辽西半干旱丘陵地区梯田地杏农复合系统树木遮荫面积与林龄、林带走向的关系,并利用遮荫指数和遮荫程度描述了树木遮荫作用的日变化规律以及遮荫对梯田上下部的不同影响。
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| 关 键 词： | 半干旱区 梯田壁 杏农复合 遮荫指数 遮荫程度 |
| 文章编号： | 1005-5215(2005)01-0018-03 |
Study on Shading of Apricot Intercropping With Agricultural Crops on the Terrace Land in the Semiarid Area of the Western Part of Liaoning |
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| LU Guo-zhen,BU Zhao-dong,TIAN Fu-jun,WANG Shi-zhong.Study on Shading of Apricot Intercropping With Agricultural Crops on the Terrace Land in the Semiarid Area of the Western Part of Liaoning[J].Protection Forest Science and Technology,2005(1):18-20. |
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| Authors: | LU Guo-zhen BU Zhao-dong TIAN Fu-jun WANG Shi-zhong |
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| Abstract: | The relationship between tree shading area and forest age and shelterbelt trend was studied.Using the shading index and shading extent,were described diurnal variation law and effects of shading on the upper and lower of the terrace. |
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| Keywords: | semiarid area terrace land intercrop of apricot with crops shading index shading extent |
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