HUDSON, NORMAN W
SOIL AND WATER CONSERVATION IN SEMI-ARID AREAS - JODHPUR, SCIENTIFIC PUBLISHERS 2004 - pages 172
PROBLEMS OF AGRICULTURE IN THE SEMI -ARID REGIONS
SOIL CONSERVATION
WATER CONSERVATION
631.45 HUD/SO
SOIL AND WATER CONSERVATION IN SEMI-ARID AREAS - JODHPUR, SCIENTIFIC PUBLISHERS 2004 - pages 172
PROBLEMS OF AGRICULTURE IN THE SEMI -ARID REGIONS
SOIL CONSERVATION
WATER CONSERVATION
631.45 HUD/SO