摘要
通辽市位于内蒙古自治区东部,草原总面积334 67万hm2,其中已垦草原142 27万hm2,占草原总面积的42 5%。2004—2010年规划总投入993 563 2万元,对85 87 万hm2 的已垦草原实施围封改良、退耕还草工程,占已垦草原面积的60 36%,植被盖度增加到60%。年产风干草增加37 52亿kg,草食家畜饲养量增加514 0万个羊单位。风干草直接效益达18 01亿元,饲养草食家畜产值达15 42亿元。
Tongliao city was located in the east of Inner Mongolia Autonomous Region, the total grassland area was 3.346 7 m hm^2, 42.5% (1.422 7 m hm^2) has been cultivated. It has been schemed that during 2004-2010, 9 935.632 m Yuan would be invested to fence and improve the 858 700 hm^2 ((60.36%)) cultivated grassland. The vegetation cover would increase to 60%, producing 3 752 m kg hay and the direct profit would be 1 801 m Yuan, the livestock would increase 514 m sheep units and the production value would be 1 542 m Yuan.
出处
《草业科学》
CAS
CSCD
2005年第3期65-67,共3页
Pratacultural Science
关键词
已垦草原
退耕还草
效益分析
cultivated grassland
replacing cropland with pasture
profit analysis
