National Bureau of Soil Survey & Land Use Planning-Annual Report, 1997
Challa, O, ed.
National Bureau of Soil Survey & Land Use Planning-Annual Report, 1997 edited by O. Challa - Nagpur National Bureau of Soil Survey and Land Use Planning 1997 - 158 p.;27cm.
09709460
National Bureau of Soil Survey & Land Use Planning-Annual Report, 1997 edited by O. Challa - Nagpur National Bureau of Soil Survey and Land Use Planning 1997 - 158 p.;27cm.
09709460