00541nam a2200169Ia 4500001001000000003000500010008004100015010001100056040000900067082002400076100001900100245012300119260005200242300001100294650002600305650004000331Para_1789CHAP220125s1968    xx            000 0 und d  a200440  cCHAP  aPA 634.3063 P7 1968  aChilds, J.F.L.  aProceedings of the fourth conference of the international organization of citrus virologists  /c ed. by J.F.L. Childs  aGainesville, Florida  :b University of Florida  a404 p.  aCitricos x congresos  aCitricos x enfermedades por virus