Papers
Symposium on Interrelation Between Irrigation and Drainage,
Papers - New Delhi Central Board of Irrigation and Power 1962 - 24cm;130 - Central Board of Irrigation and Power, publication no.72 .
IRRIGATION -- CONGRESSES
DRAINAGE -- CONGRSSES IRRIGATION -- CONGRESSES
631.708 S99P
Papers - New Delhi Central Board of Irrigation and Power 1962 - 24cm;130 - Central Board of Irrigation and Power, publication no.72 .
IRRIGATION -- CONGRESSES
DRAINAGE -- CONGRSSES IRRIGATION -- CONGRESSES
631.708 S99P