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In Vietnam, extension activities are considered by the government as an urgent and longterm measure, that has a great influence on the production process of farmer commodity production. Among extension objectives, cassava production is given great importance in those areas where appropriate condi...


Hoang, KimTran, Van SonNguyen, Van ThangTran, Ngoc QuyenAo, Van Thinh[On-farm research and transfer of technology for cassava production in Vietnam]On-farm research and transfer of technology for cassava production in Vietnam

Cassava breeding and varietal dissemination in Vietnam initiated in 1975 after Vietnam was unified. The cassava program in Vietnam began to cooperate closely with CIAT and became part of the Asian Cassava Research Network in 1988. Thanks to the introduction of new highyielding varieties from Thai...


Hoang, KimPham, Van BienTran, Ngoc QuyenTran Ngoc NgoanTrinh, PhuongKawano, Kazuo[Cassava breeding and varietal dissemination in Vietnam from 1975 to 2000]Cassava breeding and varietal dissemination in Vietnam from 1975 to 2000

Vietnam produces annually more than 2 million tonnes of cassava fresh roots and is ranked 13th in terms of cassava production in the world. In Vietnam cassava has great potential both for domestic consumption and for export. In North Vietnam, cassava is grown for food and animal feed by small far...


Pham, Van BienHoang, KimWang, Joel J.Howeler, Reinhardt H.[Present situation of cassava production and the research and development strategy in Vietnam]Present situation of cassava production and the research and development strategy in Vietnam

Before 1985, Gon, H34 and Xanh Vinh Phu were the most popular cassava varieties in Vietnam. From 1986 to 1993, HL20, HL23 and HL24 were selected from the local variety collection by Hung Loc Agricultural Research Center (HARC) and were grown extensively in South Vietnam with annual areas of about...


Hoang, KimTran, Ngoc QuyenPham, Van BienKawano, Kazuo[Cassava varietal dissemination in Vietnam]Cassava varietal dissemination in Vietnam

Cassava is after maize an important subsidiary crop in Vietnam. The amount of production used for human consumption is now only about 10-20 percent, that for animal feed increased to about 30 percent, for industrial processing about 30-40 percent, while about 20 percent is used for other requirem...


Tran Ngoc NgoanHoang, KimKawano, Kazuo[Recent progress in cassava varietal improvement in Vietnam]Recent progress in cassava varietal improvement in Vietnam

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