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agencies agricultural research areas barriers to trade benefits Brazil breeders breeding programs certification characteristics commercial competition cost coun crops demand developing countries disease distribution economic effect eties Europe existing exports factor foreign exchange France French funding genetic base genetic research genetic resources germplasm growth high yielding varieties hybrid corn seed hybrid seed IBPGR improved seed increased inputs international seed international trade irrigated Jugenheimer Kenya multiplication open-pollinated output patent percent Pioneer Hi-Bred plant breeding plant variety protection policies potential private companies private sector problems PRONASE public research public sector rain-fed reduce regions research programs result seed companies seed firms seed imports seed industry development seed market seed producers silage single crosses small farmers sorghum soybeans Stage subsidies successful supply Table tariff Third World tion trade barriers trade in seed U.S. seed United value added wheat yield gains
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Unnatural Selection: Technology, Politics, and Plant Evolution
No preview available - 1994