000 00896cam a2200205 a 4500
999 _c2561
_d2561
005 20191206090820.0
008 930304s1990 mx ab b 100 0 eng d
020 _a9686127399
082 _a633.167 BUR
245 0 0 _aWorld perspectives on barley yellow dwarf :proceedings of the international workshop, July 6-11, 1987, Udine Italy / (Acc: 513)
_bproceedings of the international workshop, July 6-11, 1987, Udine Italy /
_cP.A. Burnett, technical editor.
260 _aMexico, D.F., Mexico :
_bCIMMYT,
_c1990.
300 _axvi, 511 p. :
_bill., maps ;
_c25 cm.
650 0 _aBarley yellow dwarf disease
650 0 _aBarley yellow dwarf viruses
650 0 _aGrain
700 1 _aBurnett, P. A.
_q(Peter A.)
710 2 _aInternational Maize and Wheat Improvement Center.
710 1 _aItaly.
_bMinistero degli affari esteri.
_bDipartimento per la cooperazione allo sviluppo.
942 _2ddc
_cAG