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Doreste S., ErnestoArias, CarlosBellotti, Anthony C.[Pruebas de variedades de yuca resistentes a ácaros tetraníquidos]Pruebas de variedades de yuca resistentes a ácaros tetraníquidos
Gómez G., Guillermo G.Santos Núñez, Jorge[Harina de yuca con y sin melaza como fuente energética para cerdos en crecimiento y acabado]Harina de yuca con y sin melaza como fuente energética para cerdos en crecimiento y acabado

Bemisia tabaci (Gennadius) is one of the most important pests of cassava in Africa and several countries of Asia due to the damage caused by direct feeding, the excretion of honeydew, and its capacity as a vector of cassava mosaic geminivirus. There is a general consensus that B. tabaci is a comp...


Carabalí, A.Bellotti, Anthony C.Montoya Lerma, J[Biological parameters of Bemisia tabaci (Gennadius) Biotype B (Hemiptera: Aleyrodidae) on Jatropha gossypiifolia, Commercial (Manihot esculenta) and wild cassava (Manihot flabellifolia and M. carthaginensis) (Euphorbiaceae)]Biological parameters of Bemisia tabaci (Gennadius) Biotype B (Hemiptera: Aleyrodidae) on Jatropha gossypiifolia, Commercial (Manihot esculenta) and wild cassava (Manihot flabellifolia and M. carthaginensis) (Euphorbiaceae)

Microsatellite amplification was performed on cassava (Manihot esculenta) and six other different species (all wild) of the Manihot genus. We used ten pairs of microsatellite primers previously developed from cassava, detecting 124 alleles in a sample of 121 accessions of the seven species. The n...


Roa, ACChavarriaga Aguirre, PaulDuque E., Myriam CristinaMaya, M.M.Bonierbale, Merideth W.Iglesias, C.A.Tohme, Joseph M.[Cross-species amplification of cassava (Manihot esculenta) (Euphorbiaceae) microsatellites: Allelic polymorphism and degree of relationship]Cross-species amplification of cassava (Manihot esculenta) (Euphorbiaceae) microsatellites: Allelic polymorphism and degree of relationship

Cassava is one of the main carbohydrate sources in the tropics, and it has worldwide importance as basic food for millions of persons in America and Africa. This root crop is affected by cassava frog skin disease that in Colombia produces yield losses of almost 90%. A phytoplasma was associated w...


Álvarez, E.Mejía, Juan FernandoLlano Rodríguez, Germán AlbertoLoke, John Bernard[Detection and characterization of a phytoplasma associated with frog skin disease in cassava]Detection and characterization of a phytoplasma associated with frog skin disease in cassava

We applied the cDNA-AFLP (amplified fragment length polymorphism) technique to mRNA from the parents of a cassava (Manihot esculenta) genetic mapping population, and obtained more than 500 transcript-derived fragments (TDFs) that were unique in either parent. A subset of 50 TDFs were cloned and s...


Suarez, MCBernal, A.Gutiérrez, J.Tohme, Joseph M.Fregene, Martin A.[Developing expressed sequence tags (ESTs) from polymorphic transcript-derived fragments (TDFs) in cassava (Manihot esculenta Crantz)]Developing expressed sequence tags (ESTs) from polymorphic transcript-derived fragments (TDFs) in cassava (Manihot esculenta Crantz)

As cassava is grown mostly by small resource-limited farmers throughout the tropics on low-fertility soils with little fertilization and, due to the large potassium (K) export in harvested roots, genotypes that tolerate low-K soils and respond to K fertilization are warranted. The objective of th...


El-Sharkawy, Mabrouk A.Cadavid López, Luis Fernando[Genetic variation within cassava germplasm in response to potassium]Genetic variation within cassava germplasm in response to potassium
Autor: Kawano, K

Relative importance of harvest index (I) and total biomass yield (B) to economic yield (Y) was assessed in several food crops at different levels of environmental productivity. Importance of B is generally higher in low than high yielding environments, while that of I is higher in high than low y...


Kawano, K[Harvest index and evolution of major food crop cultivars in the tropics]Harvest index and evolution of major food crop cultivars in the tropics

People in vast areas of the tropics suffer from vitamin A deficiency, resulting in progressive eye damage and eventually leading to blindness. Improving the content of vitamin A precursors in staple crops could alleviate or solve such a problem. The objective of this work was to study the range o...


Iglesias, C.A.Mayer, Jorge EdgardChavez, L.Calle, F[Genetic potential and stability of carotene content in cassava roots]Genetic potential and stability of carotene content in cassava roots

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