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Dentro de la problemática del cultivo del frijol de color negro tipo Mesoamericano, se encuentran básicamente limitantes debidas a enfermedades tales como mosaico común mosaico dorado, bacteriosis común, mustia hilachosa, antracnosis, mancha angular, pudriciones radicales, mosaico severo y plagas...


Rodríguez C., Rafael Raúl[Problemas, logros y posibilidades para el mejoramiento del frijol negro]Problemas, logros y posibilidades para el mejoramiento del frijol negro

En el noroeste argentino (NOA) se registró, a partir de 1976, una expansión del área cultivada de poroto negro (Phaseolus vulgaris L). Entre Los diversos problemas de producción de poroto en Argentina, están las enfermedades virales como el mosaico dorado (VMD) y el mosaico enano, principales lim...


Vizgarra, Oscar Nicéforo[TUC 390 y TUC 500, dos nuevas variedades de poroto negro para el noroeste argentino]TUC 390 y TUC 500, dos nuevas variedades de poroto negro para el noroeste argentino

Brachiaria species have become important components of sown pastures in the humid lowlands of tropical America. This ecosystem occupies about 50 of Brazil; 60 of the area encompassed by Bolivia, Peru, and Ecuador; 14 of Mexico; and significant areas in other countries of the region. The cultivars...


Pizarro, Esteban A.Valle, Cacilda Borges doKeller-Grein, GerhardSchultze-Kraft, RainerZimer, A.H.[Regional experience with Brachiaria: Tropical America-savannas]Regional experience with Brachiaria: Tropical America-savannas

In tropical Africa, the most common and most extensively evaluated Brachiaria species as cultivated pastures are B. brizantha, B. ruziziensis, B. decumbens, and B. mutica. In recent years, B. dictyoneura cv. Llanero, B. humidicola, and B. platynota have also received increased attention. The firs...


Ndikumana, J.Leeuw, P.N. de[Regional experience with Brachiaria: Sub-Saharan Africa]Regional experience with Brachiaria: Sub-Saharan Africa

Ayarza, Miguel AngelPizarro, Esteban A.Rocha, Carlos Magno Campos daVilela, LourivalClaessen, Jeanne C.Pereira, Roberto JoséSharma, Ravi DattCharchar, Maria José[Sustainable agropastoral systems for the Cerrados]Sustainable agropastoral systems for the Cerrados

Pantoja López, AlbertoFischer, Alberto JCorrea Victoria, Fernando J.Sanint, Luis RobertoRamírez, AlvaroTascón J., EugenioGarcía D., Elías[Principales enfermedades del arroz]Principales enfermedades del arroz

Over the years, research conducted on the crop focused mainly on agronomic, soil fertility maintenance and soil conservation practices. Very few studies were conducted on the basic physiology of the plant. Except for the use of fertilizers and a change in varieties, very few farmers adopted the ...


Evangelio, Fernando A.[Cassava agronomy research and adoption of improved practices in the Philippines: Major achievements during the past 20 years]Cassava agronomy research and adoption of improved practices in the Philippines: Major achievements during the past 20 years

In Thailand cassava (Manihot esculenta Crantz) is considered one of the most important economic crops. Thailand has demonstrated the importance of cassava as more than a subsistence crop, and has developed a large and complex industrial system for processing and marketing of the crop. Production ...


Sriroth, K.Rojanaridpiched, ChareinsukVichukit, VicharnUriyapan, PreechaOates, Christopher G.[Present situation and future potential of cassava in Thailand]Present situation and future potential of cassava in Thailand

Sanz Scovino, José IgnacioVera, Raúl R.Ferguson, John E.Hoyos Garcés, PhanorMolina López, Diego Luis[Prototype cropping farming systems]Prototype cropping farming systems

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