00548nam a22001457a 4500 230622b |||||||| |||| 00| 0 eng d National Science Library National Science Library 628.1(082.2) M7.1 International seminar on water management in arid and semi-arid zones / 27-29 November, 1986 sponsors Unesco, New Delhi............................Roorkee India: Department of Agricultural Meteorology, 1986 834p. Vol. I Seminar udc SEM 46143 46143 0 0 udc Vol. 1, 1986 0 62810822_M71 0 70039 NSL NSL GF/Rk-13/C-16/R-4 1987-11-17 0 628.1(082.2) M7.1 168682 2023-06-22 00:00:00 1987-11-17 SEM