黄土丘陵区生态农业建设初探——彭阳县白岔村生态农业建设规划与实施效益

PRELIMINARY IDEA ON THE CONSTRUCTION OF ECOLOGICAL AGRICULTURE IN THE LOESS HILL AREA --Constructive Plan And Practical Effect In The Baicha Village Of Pengyang County, Ningxia

宁南彭阳县黄土丘陵半干旱区的白岔村 ,自 1979年开始综合治理 ,“八五”开始依据生态学原理与系统工程的方法 ,进行了生态农业建设的规划设计。经过 3年的实施验证 ,于 1993年取得了显著的生态经济效益 ,治理水土流失面积达到 70 % ,林草覆盖面积 50 % ,森林覆盖率19% ;人均有粮 4 0 0Kg ,人均纯收入 4 0 8元。全村 97.2 %的农户解决了温饱 ,有 13 %的农户人均有粮超 50 0kg、纯收入超 10 0

The Baicha Village where in the loess hills semidry area of Pengyang County, South Ningxia began comprehensive management in 1979, according to the ecological priniple and the method of systematic engineering, carried out the plan design of eco-agricultural construction in '85' period. It obtained a significant ecologic-economy benefit in 1993 through practice, test and verity for 3 years. The area controlled water loss and soil erosion achived 70%. The area covered by forest and grsss was 50%. The covering rate of forest was 10%. Grain possessed by per person was 400 kg. Pure personal income was RMB 408 yuan. The peasant horsehold obtained dress warmly and eat one's fill had 97.2% all village, the peasant household possessed grain was more than 500 kg that was 13%, their, pure income was more than 1000 yuan (RMB).