by Geiger, H. H. (Hartwig H.) | N?osberger, J. (Josef) | Struik, P. C. (Paul Christiaan), 1954- | ProQuest (Firm) | International Crop Science Congress (3rd : 2000 : Hamburg, Germany).
by Barh, Debmalya.
by Veenhuizen, Rene van | ProQuest (Firm).
by Pilu, Roberto [editor.] | Gavazzi, Giuseppe [editor.].