000 00395nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aZahur, M.S.
245 _aComparative study of secondary phloem of 423 species of woody dicotyledons belon
260 _aIthaca
260 _c1959
300 _a1-160 p.
440 _aCornell Agricultural Experimen
901 _pS344
942 _cB
_2udc
999 _c118382
_d118382