The impact of high-yielding rice varieties in Latin America, with special emphasis on Colombia / Grant M. Scobie and Rafael Posada T.
Ceremony of inauguration of CIAT’s new facilities (October 12, 1973) and Symposium on the Potential of the Lowland Tropics (October 13, 1973).
Abstracts on field beans (Phaseolus vulgaris L.) / Bean Information Center, Centro Internacional de Agricultura Tropical