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Namazzi, S.Muchunguzi, P.Lamers, D.Sole-Amat, A.Asten, Piet J.A. vanDubois, T.Afari-Sefa, VictorTenywa, M.M.Mugisa, I.McCampbell, M.Sartas, Murat[Crop–livestock–tree integration in Uganda: the case of Mukono–Wakiso innovation platform]Crop–livestock–tree integration in Uganda: the case of Mukono–Wakiso innovation platform

The bean fly (Ophiomyia spp.) is considered the most economically damaging field insect pest of common beans in Uganda. Despite the use of existing pest management approaches, reported damage has remained high. Forty-eight traditional and improved common bean varieties currently grown in farmers’...


Ssekandi, W.Mulumba, J.W.Colangelo, P.Nankya, R.Fadda, CarloKarungi, J.Otim, M.de Santis, P.Jarvis, Devra I.[The use of common bean (Phaseolus vulgaris ) traditional varieties and their mixtures with commercial varieties to manage bean fly (Ophiomyia spp .) infestations in Uganda]The use of common bean (Phaseolus vulgaris ) traditional varieties and their mixtures with commercial varieties to manage bean fly (Ophiomyia spp .) infestations in Uganda

The present situation of cassava cultivation in Caicedonia (Colombia) is studied after 8 yr cooperation between the Nat. Federation of Coffee Growers and CIAT. From an iitial 60 ha and 8 farmers in 1971, the project had developed more than 1300 ha (90 farmers) by the end of 1978. Yields have decl...


Toro M., J.C.García P., S.[Cassava in Caicedonia: Present status]Cassava in Caicedonia: Present status

Plant tissue culture includes a wide range of techniques: protoplast, cell, anther, callus, meristem and organ culture, all having one common factor: the growth of vegetative material in an aseptic environment; i,e., the sterilized culture medium in test tubes. In spite of the fact that several o...


Roca, William M.[Cultivo de tejidos en yuca]Cultivo de tejidos en yuca

Cassava is a low-priority crop in agricultural development policies in most L.A. countries, limiting active research and extension activities. A description is given of CIAT-generated low- cost technology that can increase yields. This package consists of the visual selection of planting material...


Castro Merino, A.[The new technology for cassava production]The new technology for cassava production

Methods of vegetative reproduction are discussed using the results obtained with cassava and potato. Results of clone cleaning by heat therapy and in vitro meristem culture are given. Two methods for rapid cassava multiplication are proposed: by sprouts from cuttings and single leaf cuttings, whi...


Roca, William M.[Reproduccion vegetativa de materiales para la siembra libres de enfermedades]Reproduccion vegetativa de materiales para la siembra libres de enfermedades

To help farmers identify the disease, the symptoms of witches` broom are described and illustrated. A serious disease of cassava in the state of Ceara, Brazil, it has caused yield reductions of over 60 percent. All diseased material should be burned. To control the disease, healthy planting mater...


Empresa de Asistencia Técnica e Extensao Rural do CearáEmpresa de Pesquisa Agropecuária do CearáInternational Center for Tropical Agriculture[Superbrotamento ou floco da mandioca. Identificacao e controle]Superbrotamento ou floco da mandioca. Identificacao e controle
Autor: Lozano, J.C.

CIAT`s contribution to this joint research program was (1) to develop a technique for the production of bacteria-free planting stocks of cassava and (2) to study the effect of physical therapeutic agents on vegetative material used for propagation. The propagation technique developed to produce C...


Lozano, J.C.[Inactivation of pathogenic organisms of cassava (Manihot esculenta Crantz) by heat and other treatments]Inactivation of pathogenic organisms of cassava (Manihot esculenta Crantz) by heat and other treatments
Autor: Lozano, J.C.

The most important bacterial disease of cassava is cassava bacterial blight (CBB). This disease was first recorded in Brazil but was later reported in Colombia and observed in several other countries in South America and Africa. Symptoms of this disease are leaf spotting, wilting, dieback and gum...


Lozano, J.C.[Cassava bacterial blight (CBB)]Cassava bacterial blight (CBB)

Bellotti, Anthony C.Reyes, J.A.[Progress in microbial control - 1975-1980 : South and Central America]Progress in microbial control - 1975-1980 : South and Central America

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