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Working Paper
The maize subsector in Paraguay: a diagnostic overview
(CIMMYT, 1990)
The maize sector in Paraguay s going through a period of perplexing changes. Despite recent production gains, average maize yields remain far below those which could be achieved with relatively simple changes in management ...
Working Paper
Sources of growth in wheat yields in Pakistan's Punjab, 1965-2000: is there a sustainability issue?
(CIMMYT, 1990)
Wheat yields rose rapidly in the Punjab of Pakistan during the Green Revolution decade, 1966-76, but the rate of growth has been significantly slower in the decade that followed. Official statistics indicate that the yield ...