000 00411nam a2200169Ia 4500
001 UNL9040
007 ta
008 190516s1944||||xx |||||||||||||| ||spa||
040 _aUNL
041 _aspa
082 _a581.7 W363e
100 _aWeaver, Jhon E.
_eAutor
_911113
245 0 _aEcologĂ­a vegetal.
260 _aBuenos Aires
_bACME Agency
_c1944
700 _a Clements, Frederic E.
_eAutor
_911114
942 _cBK
999 _c9278
_d9278