Plant pathology and world food problems
Harrar, J.G.
Plant pathology and world food problems - New York (USA) : The Rockefeller Foundation, 1969 - 21 pages - Printed
English
Food supply
Plant diseases
Plant pathology
Plant protection
Food security
Plant pathology and world food problems - New York (USA) : The Rockefeller Foundation, 1969 - 21 pages - Printed
English
Food supply
Plant diseases
Plant pathology
Plant protection
Food security