000 00640nam a22001937a 4500
001 19666
005 20261006005107.0
008 150126b xxu||||| |||| 00| 0 eng d
020 _a9780632041916
082 _a631.52
_bSIM 1999
100 _aSimmonds, N. W.,
_d1922-
_920775
245 _aPrinciples of crop improvement /
_cN.W. Simmonds, J. Smartt ; with chapter 9 contributed by S. Millam and W. Spoor.
250 _a2nd ed.
260 _aOxford ; Malden, MA, USA :
_bBlackwell Science,
_cc1999.
300 _axii, 412 p. :
_bill. ;
_c25 cm.
650 _aCrop improvement.
_920776
700 _aSmartt, J.
_920777
942 _2ddc
_cOS
999 _c19666
_d19666