000 00478 a2200157 4500
020 _a9559681419
082 _a571.2
_bCOS
090 _c15700
_d23709
100 _aCosta, W. A. J. M. De
245 _aPrinciples of crop physiology
_btowards an understanding of crop yield determination and improvement
260 _aPeradeniya
_bAuthor
_c2000
_g2000
300 _avi,545p.
_c26cm
650 _aPhysiology and related subjects
650 _aPlant and microorganisms
942 _cSR
999 _c43771
_d43771