The paper presents a method for analyzing the returns to investment in on-farm research. It then applies the method to a location-specific maize research program in Caisan, Panama. The results show a rapid adoption of the ...

Farmers in northern Honduras are at the forefront of a significant development in hillside agriculture. For more than 20 years, they have been quietly developing an aggressive vining legume called velvet bean and adapting ...

This paper compares the economics of the abonera maize production system, in which maize is grown in rotation with a green manure crop (velvetbean, mucuna deeringiana), with traditional bush-fallow cultivation of maize in ...

Los agricultores del norte de Honduras están a la vanguardia de un significativo avance en la agricultura en laderas. Por más de 20 años, calladamente han desarrollado una agresiva leguminosa trepadora llamada frijol ...

Como consecuencia de las medidas de política económica aplicadas en casi todos los países latinoamericanos, el nivel de recursos asignados a la generación y transferencia de tecnologías agropecuarias (GTTA) en el sector ...

This paper reviews trends in maize production and consumption in Central America and Mexico in the context of the political and economic changes taking place in the region since the 1970's. The authors focus on the effects ...

An aggressive research and validation program launched in 1984 in Azuero, Panama, yielded a recommendation advocating zero tillage for maize production. Ten years later, maize farmers in Azuero use , land preparation ...

La conservación del suelo, los nutrimentc. y el agua son loe principales problemas que afrontan loe agricultores e investigadores agrícolas en loe sistemas de cultivo basados en el maíz en Centroamérica y México. Algunos ...