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The materials and lab. procedures to differentiate and extract toxic aflatoxins produced by Aspergillus flavus and the nontoxic phenolic compound scopoletin in fresh and processed cassava roots are presented. (CIAT)


Wheatley, Christopher C.Laberry, R.A.[Metodo para diferenciar la presencia de aflatoxinas con la de escopoletina en raices frescas procesadas de yuca]Metodo para diferenciar la presencia de aflatoxinas con la de escopoletina en raices frescas procesadas de yuca

A method of rooting shoot tips is described, whereby plants free from cassava bacterial blight were produced. The use of this method, in addition to cultural practices, is proposed for producing pathogen-free foundation stock for a planting material certification program. (AS)


Lozano, J.C.Wholey, W[A technique for the production of bacteria-free planting stock of cassava (Manihot esculenta Crantz)]A technique for the production of bacteria-free planting stock of cassava (Manihot esculenta Crantz)
Lundy, MarkOstertag Gálvez, Carlos F.Best, R.[Value adding, agroenterprise and poverty reduction : A territorial approach for rural business development]Value adding, agroenterprise and poverty reduction : A territorial approach for rural business development
Pelletier, NVernooy, Ronnie[El técnico, la promotora como facilitador(a) del desarrollo paticipativo]El técnico, la promotora como facilitador(a) del desarrollo paticipativo

The min factors necessary to obtain high yields are briefly described for climbing beans on the basis of expt conducted at CIAT at an alt of 1000 m, av rainfall of 1000 mm and av temp of 25 degrees Celsius: trellis system (vertical bamboo supports with 2 wires to hold up a polypropylene or sisal ...


International Center for Tropical Agriculture[Tecnología de máxima producción para frijol voluble]Tecnología de máxima producción para frijol voluble

A standard system for the evaluation of bean germplasm under field conditions is described, including a table with the developmental stages of the common bean plant which is used in the proposed system. This system has been tested in Colombia and many countries in Latin America, Africa, and other...


Schoonhoven, Aart vanPastor Corrales, Marcial A.[Système standard pour l´evaluation du germoplasme du haricot]Système standard pour l´evaluation du germoplasme du haricot

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