Two trials were conducted to evaluate the efficiency of a commercial cassava harvester (A) and a harvesting implement (B): (1) the var. Chiroza (difficult, to harvest) was planted using 3 systems (beds, ridges and on the flat) at different densities and (2) three cassava var. (M Col 22, CMC 84 an...
Con el fin de evaluar la eficiencia de una cosechadora comercial de yuca (A) y un implemento (B), se establecieron 2 ensayos: 1) se sembro la var. Chiroza (dificil de cosechar) en 3 sistemas de siembra (camas, camellones y en plano) con diferentes densidades. 2) Se sembraron 3 var. de yuca (M Col...
A pilot project on the use of Farmer Participatory Research (FPR) methodologies with the objective of enhancing farmer adoption of practices that minimize soil erosion in cassava-based cropping systems, was conducted jointly by DOA and DOAE with technical and financial support from CIAT in two si...
Vongkasem, V
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Klakhaeng, Kaival I.
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Hemvijit, S.
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Tongglum, Anuchit
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Katong, S.
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Suparhan, Danai
,
[Farmer participatory research in soil management and varietal selection in Thailand]
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Farmer participatory research in soil management and varietal selection in Thailand
This paper mainly describes the objectives of the FPR project, the results of the RRA that was conducted in Hainan and the demonstration plots at CATAS, as well as the demonstration and FPR trials at the pilot sites (especially in Kongba village of Baisha county). The major existing problems and ...
Zhang, Weite
,
Lin, Xiong
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Li, Kaimian
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Huang, Jie
,
[Farmer participatory research in cassava soil management and varietal dissemination in China]
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Farmer participatory research in cassava soil management and varietal dissemination in China
Farmer Participatory Research (FPR) in Vietnam has been carried out since 1994 in collaboration with CIAT, with the objective of improving the adoption of soil conservation practices in cassava fields. Two villages in Pho Yen district, Bac Thai province; one in Thanh Hoa district, Vinh Phu provin...
Nguyen The Dang
,
Tran Ngoc Ngoan
,
Le Sy loi
,
Dinh Ngoc Lan
,
Thai Phien
,
[Farmer participatory research in cassava soil management and varietal dissemination in Vietnam]
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Farmer participatory research in cassava soil management and varietal dissemination in Vietnam
The concept and methodology used in the transfer of technology (TOT) have undergone changes over the years corresponding to farmers' needs, and as a result, farmer participatory TOT has become more relevant, especially in complex diversified risk-prone (CDR) farming systems. The TOT in cassava, w...
Ramanathan, S.
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Anantharaman, M.
,
[Farmer participatory research in cassava technology transfer in India]
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Farmer participatory research in cassava technology transfer in India
Experiences gained from past root crop extension activities made PRCRTC realize the importance of clienteles. Participation in technology development and transfer. PRCRTC is now trying to adopt a participatory approach in all cassava technology transfer activities. Results of some of these extens...
Gundaya, Editha A.
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Evangelio, Fernando A.
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[Farmers' participation in cassava technology transfer in the Philippines]
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Farmers' participation in cassava technology transfer in the Philippines
Soil degradation, both due to soil erosion and nutrient removal, is a major problem in cassava fields. Most of the existing management technologies that have been developed have had little success in adoption. Some of the reasons are that the technology developed is technically oriented, based on...
Utomo, Wani Hadi
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Suyamto, H.
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Santoso, H.
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Sinaga, A.
,
[Farmer participatory research in soil management in Indonesia]
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Farmer participatory research in soil management in Indonesia
Efforts to develop cassava technology for the vast areas of acid infertile soils were continued Large-scale germplasm screening in the field was begun in Carimagua for tolerance to low levels of P and acidity and in Quilichao, for tolerance to low levels of P. Various fertilizer trials were used ...
Se continuaron los esfuerzos para desarrollar tecnologia de yuca adecuada para las vastas extensiones de suelos acidos e infertiles; en Carimagua se inicio la seleccion de germoplasma en gran escala a nivel de campo para buscar tolerancia a bajos niveles de P y a la acidez y en Quilichao toleranc...
Efforts to develop cassava technology for the vast areas of acid infertile soils were continued Large-scale germplasm screening in the field was begun in Carimagua for tolerance to low levels of P and acidity and in Quilichao, for tolerance to low levels of P. Various fertilizer trials were used ...
Se continuaron los esfuerzos para desarrollar tecnologia de yuca adecuada para las vastas extensiones de suelos acidos e infertiles; en Carimagua se inicio la seleccion de germoplasma en gran escala a nivel de campo para buscar tolerancia a bajos niveles de P y a la acidez y en Quilichao toleranc...
Since considerable progress has been made in the yielding ability and disease resistance through single-trait selection of cassava material for HI, branching type, or resistance to CBB (Xanthomonas campestris pv. manihotis) and superelongation [Sphaceloma (Elsinoe) manihoticola], emphasis in sele...
Debido a que se han obtenido considerales progresos en la capacidad de rendimiento y en la resistencia a enfermedades mediante la seleccion de materiales de yuca por sus caracteristicas individuales en relacion con IC, tipo de ramificacion o resistencia a CBB (Xanthomonas capestris pv. manihotis)...