CENTRAL BOARD OF IRRIGATION POWER
SYMPOSIUM ON OPTIMUM REQUIREMENTS AND UTILIZATION OF WATER FOR IRRIGATED CROPS - NEW DELHI MANAGER OF PUBLICATIONS 1969 - 29X21 - CBI & P PUBLICATION 94 .
631.7 C397
SYMPOSIUM ON OPTIMUM REQUIREMENTS AND UTILIZATION OF WATER FOR IRRIGATED CROPS - NEW DELHI MANAGER OF PUBLICATIONS 1969 - 29X21 - CBI & P PUBLICATION 94 .
631.7 C397