Qing Taiming, Hu Liangze. The key to strengthen agricultural productive reserve forces lies in well soil and water conservation——Beginning of being out of poor and in rich of Lezhi county, Sichuan Province[J]. Bulletin of Soiland Water Conservation, 1987, 6(5): 31-34.

DOI：

Qing Taiming, Hu Liangze. The key to strengthen agricultural productive reserve forces lies in well soil and water conservation——Beginning of being out of poor and in rich of Lezhi county, Sichuan Province[J]. Bulletin of Soiland Water Conservation, 1987, 6(5): 31-34. DOI：