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gesa horstkotte wesseler
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Socioeconomics of rice-aquaculture and IPM in the Philippines
Gesa Horstkotte-Wesseler · International Rice Research Institute
225 sayfa · 1999
Rice / Economic aspects / Fish-culture / Integrated control / Pests
Intellectual property rights in agriculture
Uma J. Lele, William Lesser, Gesa Horstkotte-Wesseler · World Bank
87 sayfa · 2000
Intellectual property / World Bank / Law and legislation / Research / Agriculture