methods to conserve natural resources by mr allah dad khan
TRANSCRIPT
METHODS TO CONSERVE NATURAL RESOURCES
A LECTURE BYMR. ALLAH DAD KHAN
VISITING PROFESSOR THE UNIVERSITY OF AGRICULTURE
PESHAWAR
TRANSCRIPT
METHODS TO CONSERVE NATURAL RESOURCES
A LECTURE BYMR. ALLAH DAD KHAN
VISITING PROFESSOR THE UNIVERSITY OF AGRICULTURE
PESHAWAR