| 不同改良措施对典型草原退化草地植物群落影响的研究 |
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| 引用本文： | 闫志坚,孙红.不同改良措施对典型草原退化草地植物群落影响的研究[J].四川草原,2005(5):1-5. |
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| 作者姓名： | 闫志坚 孙红 |
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| 作者单位： | [1]中国农业科学院草原研究所。内蒙古呼和浩特010010 [2]内蒙古草原站，内蒙古呼和浩特010010 |
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| 摘 要： | 论述了不同降水年份(1997年干旱、1998年降水正常)及不同改良措施对典型草原退化草地植物群落的影响,结果表明,各种退化草地改良技术对退化草地的植物群落均有明显的效果,改良草地的第一性生产力增加,植物群落结构发生变化,优良牧草增加,植物群落的盖度、高度增加明显。
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| 关 键 词： | 典型草原退化草地 改良技术 植物群落 |
Study on the Effect of Improving Typical Degraded Grassland by Different Methods |
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| YAN Zhi-jian,SUN Hong.Study on the Effect of Improving Typical Degraded Grassland by Different Methods[J].Journal of Sichuan Grassland,2005(5):1-5. |
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| Authors: | YAN Zhi-jian SUN Hong |
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| Institution: | YAN Zhi-jian1,SUN Hong2 |
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| Abstract: | The research group selected the typical degraded grassland in the semiarid steppe area of inner Mongolia of china,undertook the improvement methods such as fencing,losing soil,shallow ploughing,reseeding.After the 4 years,the results indicated that all these methods have showed remarkable effects in different extents,especially the fencing,losing soil,shallow plowing .These experimental results have provided the scientific foundation for improving degraded grassland. |
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| Keywords: | Typical degraded grassland Improvement methods Vegetation community |
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