This paper examines common factors that constrain wheat yields: insufficient nutrients (using nitrogen as an example); problems of late planting and poor crop establishment; suboptimal water management; lodging; and weeds. ...

El uso en la agricultura tropical de leguminosas como cultivos de cobertura para compensar los efectos negativos del cultivo continuo se encuentra ampliamente reconocido y documentado en la literatura. En un sentido amplio, ...

Through a survey of scientists from the International Maize and Wheat Improvement Center (CIMMYT) in 2004, this study assessed the extent to which participatory methods had been used by the center, how they were perceived ...