| 柴达木盆地退耕撂荒地的改良 |
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| 引用本文： | 马玉寿,英陶.柴达木盆地退耕撂荒地的改良[J].青海畜牧兽医杂志,1995,25(3):10-13. |
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| 作者姓名： | 马玉寿 英陶 |
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| 作者单位： | 青海省畜牧兽医科学院，德令哈市草地牧业开发中心 |
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| 摘 要： | 对柴达木盆地退耕撂荒地进行封育＋灌溉改良试验，结果表明，改良第１、２、３年地上生物量较改良前分别提高６２．１％，１４８．３％，３６９．０％，草群中优良牧草比例由几乎为零上升到６９．３％，群落组成由刺儿菜－苦苣菜－阔叶独行菜为主，演变为芦苇－星星草－刺儿菜为主，植物种类由改良前的４科４种增加到６科１２种，植被盖度由１５％上升到９０％，生态和经济效益明显。
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| 关 键 词： | 撂荒地 改良 柴达木盆地 草地改良 |
An Improvement on Abandoned land in Chaidamu Basin |
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| Ma Yushou et al..An Improvement on Abandoned land in Chaidamu Basin[J].Chinese Qinghai Journal of Animal and Veterinary Sciences,1995,25(3):10-13. |
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| Authors: | Ma Yushou |
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| Abstract: | An experiment attempted to improve the abandoned land in Chaidamu Basin byfeneing and irrigating was carried out.In the first,second and third year after fence and irri-gation,The herbage mass increased by 62.1%, 148.3%and 369%resp as compared with theabandoned land.The forage yielda rate and the coverage in the third year increased by 69.3%and 75%resp. The grassland composition changed from Cirsium setosum+Sonchus oletaceus+Lepidium latifolium to Phrag mites australis +Puccinellia tenuiflora +C. seto-sum The fence and irrigation remarkably gained the benefits of increasing forage yield and im-proving grassland composition and structure. |
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| Keywords: | Bandoned land Improvement |
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