00613nam a2200193 a 450000500170000000800410001702000150005804100080007308200100008110000530009124500730014426400340021730000310025149000340028250000410031665000210035765000220037870000190040020260717091213.0260717s1979    ii            000 0 eng d  a0023094303  aeng04a571.21 aBidwell, R. G. S. (Roger Grafton Shelford), 192710aPlant physiology /cBidwell, R. G. S. (Roger Grafton Shelford), 1927 1aNew york :bMacmillan,c1979.  axx, 726 p. : ill. ; 26 cm.0 aThe Macmillan biology series.  aIncludes bibliographies and indexes. 4aPlant physiology 4aPhysiology-Plants1 aSteward, F. C.