000 003100000a22001570004500
650 1 4 _9134743
_aAGRICULTURA
593 _a28-9-1994
260 _bDelawere Agricultural Experiment
310 _aMen.
362 1 _a1888
596 _aI
245 1 0 _aBULLETIN
590 _gUSA
942 _cCR
999 _c129823
_d129823