000 00449nam a22001817a 4500
003 NUST - PNEC
005 20170116181103.0
008 151003b xxu||||| |||| 00| 0 eng d
020 _a-
040 _cLIBRARY
082 _a633.00973 MAR
100 _912516
_aMartin, John H
245 _aPrinciples of field crop production
_c John H Martin,
250 _a2nd ed
260 _c-
650 _912519
_aUnited States
_xGeneral
942 _2ddc
_cBK
999 _c68852
_d68852