000 00394 am a2200121 a 4500
100 1 _aHeinicke, A.J., Hoffman, M.B.
245 1 _aRate of photosynthesis of apple leaves under natural conditions. Part I
260 _aIthaca
_c1933
300 _a1-32 p.
942 _2udc
_cB
440 _aPhotosynthesis, Apple, Leaves Cornell Agricultural Experiment Station. Bulletin No. 577
901 _aS19357
999 _c103191
_d103191