000 00300pam a2200121a 44500
008 230405s1988 xxu||||| |||| 00| 0 eng d
041 _aENG
100 _asingh s s
245 _aprinciples and practices of agranomy
260 _aLudhiana
_bKalyani Publishers
_c1988
300 _a280
906 _a922
999 _c292265
_d292265