000
00270nam a2200097Ia 4500
008
220201s9999 xx 000 0 eng d
100
_a
MLIRALI KRISHNA (KVSG) & VENKATA RAO (MV)
245
0
_a
OUR ENVIRONMENT
260
_b
N. INSTITUDE OF ECOLOGY ENVIRONMENT
942
_2
ddc
999
_c
97789
_d
97789