| 围栏封育对退化草地自我恢复的研究 |
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| 引用本文： | 秦海蓉.围栏封育对退化草地自我恢复的研究[J].青海草业,2011,20(4):5-8. |
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| 作者姓名： | 秦海蓉 |
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| 作者单位： | 青海省草原总站,青海西宁,810008 |
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| 摘 要： | 通过对河南县高寒草句退化草地封育3年试验表明：轻度退化草地封育3年后的总盖度从78％提高到98％，增加了20个百分点，优良牧草产量增加52．8％，毒杂草产量减少33．1％；中度退化草地封育3年后总盖度从55％提高到79％，增加了24个百分点，优良牧草产量增加96．1％，毒杂草产量减少29．4％；重度退化草地封育3年后总...
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| 关 键 词： | 封育 退化草地 恢复 |
THE STUDY OF ENCLOSING ON THE SELF-RECOVENY OF DEGRADATED GRASSLAND |
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| QIN Hai-rong.THE STUDY OF ENCLOSING ON THE SELF-RECOVENY OF DEGRADATED GRASSLAND[J].Qinghai Prataculture,2011,20(4):5-8. |
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| Authors: | QIN Hai-rong |
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| Institution: | QIN Hai-rong(Qinghai Provincial Grassland Station,Qinghai xining 810008,China) |
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| Abstract: | The study showed that the vegetation coverage of mild degraded alpine meadow increased 20 percent point,from 78% improved 98%,the yield of good pasture increased 52.8%,the yield of poisonous weeds in reduced 33.1% in fencing degraded grassland alpine meadow for 3 years in Henan County.The coverage of moderate degraded alpine meadow increased by 24 percent point,from 55% improved 78%,the yield of good pasture increased by 96.1%,the yield of Poisonous weeds reduced by 29.4%.For the Severe degraded pasture,the... |
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| Keywords: | Enclosure Degradated grassland Recoveny |
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