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Ceballos, L.F.Domínguez O., Carlos E.Lozano, J.C.[Descripción de las enfermedades de la yuca [conjunto audiotutorial]]Descripción de las enfermedades de la yuca [conjunto audiotutorial]
Ospina O., Héctor FabioSchwartz, Howard F.[Guía de estudio para ser usada como complemento de la unidad audiotutorial sobre el mismo tema][Enfermedades bacterianas del frijol: identificación y control]Enfermedades bacterianas del frijol: identificación y control
Arregocés, OscarAllen, David J.[Study guide to be used as a supplement to the audiotutorial unit on the same topic][Principal diseases of beans in Africa]Principal diseases of beans in Africa
Lozano, J.C.Bellotti, Anthony C.Schoonhoven, Aart vanHoweler, Reinhardt H.Doll, Jerry D.Howell, DBates, T.[Problemas no cultivos da mandioca]Problemas no cultivos da mandioca
Gálvez E., Guillermo E.Mora B, BRojas, MRBonilla Acuna, I.[Vivero internacional de mustia hilachosa del fríjol (VIM): resultados 1973-1985]Vivero internacional de mustia hilachosa del fríjol (VIM): resultados 1973-1985
Kimani, P.M.Buruchara, Robin A.Muthamia, JGNMbikayi, NTNamayanja, AROtsyina, R.M.Blair, Matthew W.[Selection of marketable bean lines with improved resistance to angular leaf spot, root rot and yield potential for smallholder farmers in eastern and central Africa]Selection of marketable bean lines with improved resistance to angular leaf spot, root rot and yield potential for smallholder farmers in eastern and central Africa

The main insect pests and diseases associated with Brachiaria pastures are considered, with emphasis on spittlebugs, the most damaging pests in tropical America. Outbreaks of the polyphagous burrowing bugs of the genus Scaptocoris, both in Brazil and Colombia, are of concern. Other pests discusse...


Valério, José RaulLapointe, Stephen L.Kelemu, SegenetFernandes, C.D.Morales, Francisco José[Pests and diseases of Brachiaria species]Pests and diseases of Brachiaria species

Brachiaria species occupy about 300,000 hectares in Asia, the South Pacific, and Australia. In Asia and the South Pacific, they are the most widely grown pasture grasses in the humid and subhumid tropics; in Australia, the area to which they are adapted is relatively small, but within it, Brachia...


Stür, Werner W.Hopkinson, J.M.Chen, C.P.[Regional experience with Brachiaria: Asia, the South Pacific, and Australia]Regional experience with Brachiaria: Asia, the South Pacific, and Australia
Otsyina, R.M.Rubaihayo, P.R.Buruchara, Robin A.Mahuku, George S.Kimani, P.M.[Inheritance and genetic characterization of resistance for use in development of Pythium root rot-resistant bean varieties]Inheritance and genetic characterization of resistance for use in development of Pythium root rot-resistant bean varieties

The genus Stylosanthes Sw. has provided ample germplasm for a wide variety of agroecological situations in the tropics. The most important attributes of successful Stylosanthes cultivars used as pasture or ley in the tropics are resistance to diseases, high seed yield and adaptation to poor soils...


Kelemu, SegenetMiles, John W.Rao, Idupulapati M.[Biotic and abiotic constraints to Stylosanthes production]Biotic and abiotic constraints to Stylosanthes production

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