STATI UNITI (A. T., 127-146)
Roberto ALMAGIA
Fabrizio CORTESI
Mario SALFI
Piero LANDINI
Emilio MALESANI
Pino FORTINI
Emilio MALESANI
Alberto BALDINI
Carlo DE ANGELIS
Anna Maria RATTI
Gennaro [...]
c) C. Ponsot, Les vignes americaines, Parigi 1890; L. Bailey, Cyclopedia of American horticulture, New York 1909-1912, voll. 4; University, 1932; G. E. Harding, Distribution of the mexican bean beetle, in Economic Geography, 1933, pp. 273-278;
d) J. ...
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