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Root rots occur in all the zones where beans are cultivated in the world. Fusarium spp., Pythium spp., Rhizoctonia solani, Sclerotium rolfsii, and Macrophomina phaseoli are found among the responsable microorganisms. Each pathogen developes according to its own optimum conditions. Problems are gr...


Beebe, Stephen E.[Pudriciones radicales]Pudriciones radicales
Autor: Cardona, C.

Studies on the biology and damage caused by bean pests Diabrotica balteata and Cerotoma facialis have been conducted at CIAT since 1977. The biology of the 2 species is similar in many aspects. Life cycle is as follows: eggs, 6-7 days; 1st larval instar, 3-4 days; 2nd instar, 2-3 days; and 3rd in...


Cardona, C.[The biology, habits and nature of damage caused by chrysomelids in beans]The biology, habits and nature of damage caused by chrysomelids in beans
Autor: Pena, J

A list is given of harmful and beneficial insects found on cassava in several localities of the states of Valle del Cauca, Huila and Santander and the Llanos Orientales (Colombia) from 1973- 1976. Data include the insect order, family and species, as well as the type of damage caused. (CIAT)


Pena, J[Lista de insectos daninos y beneficos recolectados en cultivo de yuca 1973-1976]Lista de insectos daninos y beneficos recolectados en cultivo de yuca 1973-1976

Des études antérieures ont prédis que le maïs deviendra une culture commerciale et assurera la sécurité alimentaire mieux que toute autre culture. Dans le Nord du Bénin par exemple, il vient en deuxième position après le coton en tant que culture de subsistance et de rente. Selon le Ministère de ...


Baco, M.N.Abdoulaye, TahirouSanogo, D.Langyintuo, A.[Caractérisation des ménages producteurs de maïs en zone de savane sèche au Bénin]Caractérisation des ménages producteurs de maïs en zone de savane sèche au Bénin

Oligota minuta is one of the major dominant predators of Mononychellus tanajoa, consuming eggs and movil stages of the mite. At the Centro Internacional de Agricultura Tropical, Palmira, Colombia, Oligota adult populations on cassava var. M Col 113 were counted 4 times/day (6 am, 9 am, 1 pm, and ...


Guerrero, JMBellotti, Anthony C.Reyes, J.A.[Fluctuacion y distribucion de las poblaciones de Oligota minuta Cam. (Coleoptera: Staphilinidae) predator de Mononychellus tanajoa Bondar (Acarina: Tetranychidae)]Fluctuacion y distribucion de las poblaciones de Oligota minuta Cam. (Coleoptera: Staphilinidae) predator de Mononychellus tanajoa Bondar (Acarina: Tetranychidae)

The purpose of the Bean Web Blight International Nursery (VIM) is to evaluate the degree of resistance or tolerance to Thanatephorus cucumeris of bean var. or advanced lines, and select genes to be incorporated to commercial var. in the different countries where the disease is a constraint to pro...


International Center for Tropical Agriculture[Vivero Internacional de Mustia Hilachosa del Frijol (VIM): Resultados 1973-1985]Vivero Internacional de Mustia Hilachosa del Frijol (VIM): Resultados 1973-1985

Hoeschle-Zeledon, Irmgard[Towards a revitalized SPIPM (CGIAR Systemwide Program on Integrated Pest Management 2007 and 2008)]Towards a revitalized SPIPM (CGIAR Systemwide Program on Integrated Pest Management 2007 and 2008)

International Institute of Tropical Agriculture[Answers to questions most frequently asked about IITA]Answers to questions most frequently asked about IITA

The workshop was conducted from 10-14 December, 2012 at the International Potato Center, Lima, Peru. It was jointly funded by the research programs on Roots, Tubers, and Banana (RTB) and on Climate Change, Agriculture and Food Security (CCAFS). The workshop successfully linked scientists from CG-...


Kroschel, J.Beed, Fen D.Garrett, K.A.Coyne, D.Etten, Jacob vanForbes, G.Herrera, B.Kreuze JParsa SSparks, Adam H.Tamo, M.Subramanian STonnang, Henri E.Z.[Management of critical pests and diseases through enhanced risk assessment and surveillance and understanding climate impacts through enhanced modeling]Management of critical pests and diseases through enhanced risk assessment and surveillance and understanding climate impacts through enhanced modeling

Staver, CharlesCapra, I.[Banana diversity and the food and income threats of pest and pathogen losses: Priority research areas to deploy diversity to reduce pest and disease losses]Banana diversity and the food and income threats of pest and pathogen losses: Priority research areas to deploy diversity to reduce pest and disease losses

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