000 00314nam a2200133Ia 4500
082 _a363.7
_bAGA
100 _aAgarwal, K. C.
245 _aEnvironmental biology.
260 _aBikaner
_bAgro Botanical Publishers (India)
_c1987
300 _avii ,439p.
500 _aENG
890 _aIndia
999 _c10369
_d10369