1986 (CIMMYT world maize facts and trends : the economics of commercial maize seed production in developing countries
International Maize and Wheat Improvement Center (CIMMYT)
1986 (CIMMYT world maize facts and trends : the economics of commercial maize seed production in developing countries - 1987 - 50p
CORN INDUSTRY -- DEVELOPING COUNTRIES
CORN -- - ECONOMIC ASPECTS -- - DEVELOPING C CORN INDUSTRY -- DEVELOPING COUNTRIES
338.173 15 I-5O
1986 (CIMMYT world maize facts and trends : the economics of commercial maize seed production in developing countries - 1987 - 50p
CORN INDUSTRY -- DEVELOPING COUNTRIES
CORN -- - ECONOMIC ASPECTS -- - DEVELOPING C CORN INDUSTRY -- DEVELOPING COUNTRIES
338.173 15 I-5O