00606cam a22001697a 4500008004000000020001500040082001300055100002800068245011600096260004300212300000900255440004000264650002900304650003200333650004100365650003000406180718b1993   xxu||||| |||| 00| 0 eng d  a0821326171  aZ21 Sr38  aSrivastava, Jitendra P.  aConserving soil moisture and fertility in the warm seasonally dry tropicscby Jitendra P. Srivastava...[et.al.]  aWashington, D.C.bThe World Bankc1993  a81p.  aWorld Bank technical paper no., 221  aSoil Fertility - Tropics  aSoil Conservation - Tropics  aSoil Moisture Conservation - Tropics  aSoil Management - Tropics