000
00279nam a22001217a 4500
020
_a
97881775426
082
_a
631.8 GUP
100
_a
P.K GUPTA
245
_a
A Handbook of Soil , Fertilizer and manure
260
_a
Jodhpur
_b
AGROBIOS
_c
2011
300
_a
564
942
_c
BK
999
_c
227371
_d
227371