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Although cassava -a tropical crop- is regarded as a staple food crop for millions of people worldwide, it is still considered as a subsistence crop and seldom receives adequate crop management. Average yields are less than 8 t/ha. Colombia`s North Coast, where large areas of sandy soils are plant...


Cadavid López, Luis FernandoAcosta, AlvaroEl-Sharkawy, Mabrouk A.[Efecto de preparación mulch y abonamiento en el cultivo de la yuca (Manihot esculenta Crantz) en suelos arenosos de Colombia]Efecto de preparación mulch y abonamiento en el cultivo de la yuca (Manihot esculenta Crantz) en suelos arenosos de Colombia

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

A two-year field trial was conducted to study the effects of prolonged water stress on cassava (Manihot esculenta) productivity, and on nutrient uptake and use efficiency. Four contrasting cultivars were supplied with adequate fertilization and watering, except when water was excluded by covering...


El-Sharkawy, Mabrouk A.Cadavid López, Luis Fernando[Response of cassava to prolonged water stress imposed at different stages of growth]Response of cassava to prolonged water stress imposed at different stages of growth

El ensayo se realizó en tres sitios del departamento del Valle del Cauca, Colombia. Se evaluaron ocho variedades de yuca (tres en Jamundí, tres Buga y dos en Caicedonia). El ensayo se estableció en bloques completamente al azar, la parcela principal tuvo 1.664 m2, el área de cosecha 9 m2 y las ra...


Albán Tello, A.A.Narvaez Rodriguez, JCMadrinan, RCadavid López, Luis FernandoOspina Patiño, Bernardo[Efecto del uso de fertilizantes órgano-minerales y minerales en la producción sostenible de yuca]Efecto del uso de fertilizantes órgano-minerales y minerales en la producción sostenible de yuca

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