000
00320nam a2200133Ia 4500
008
180721s9999 xx 000 0 und d
082
_a
J Q3
100
_a
"Singh, S.S."
245
0
_a
Principles and Practices of Agronomy
260
_b
"Kalyan Publishers, Ludhiana"
260
_c
2013
365
_b
225
942
_c
BK
999
_c
132949
_d
132949