SINGH, GURMEL VENKATARAMANAN, C
MANUAL OF SOIL AND WATER CONSERVATION PRACTICES - NEW DELHI, OXFORD & IBH 1996 - pages 385
PREREQUISITES FOR SOIL & WATER CONSERVATION MEASURES
PROBLEMS OF SOIL EROSION AND ACHIEVEMENTS IN INDIA
631.45 SIN/MA
MANUAL OF SOIL AND WATER CONSERVATION PRACTICES - NEW DELHI, OXFORD & IBH 1996 - pages 385
PREREQUISITES FOR SOIL & WATER CONSERVATION MEASURES
PROBLEMS OF SOIL EROSION AND ACHIEVEMENTS IN INDIA
631.45 SIN/MA