00637cam a22001817a 4500 180718b1993 xxu||||| |||| 00| 0 eng d 0821326171 Z21 Sr38 Srivastava, Jitendra P. Conserving soil moisture and fertility in the warm seasonally dry tropics by Jitendra P. Srivastava...[et.al.] Washington, D.C. The World Bank 1993 81p. World Bank technical paper no., 221 Soil Fertility - Tropics Soil Conservation - Tropics Soil Moisture Conservation - Tropics Soil Management - Tropics 257083 257083 0 0 0 0 IIPA IIPA 1994-05-31 Z21 Sr38 WB3927 2018-07-20 2018-07-20 WB