Background. Malnutrition affects a large number of people throughout the developing world. Approaches to reducing malnutrition rarely focus on ecology and agriculture to simultaneously improve human nutrition and environmental ...

Larvas de Dermatobia hominis foram expostas, em condicoes naturais, para estudo da fase de vida livre, em caixas medindo 0.50 m x 0.20 m, suspensas a 0.70 m de altura, contendo solo, mantida com cobertura viva de grama ...

El ciclo de vida de la polilla del repollo, Plutella xylostella (L.) (Lepidoptera: Plutellidae), se estudió bajo temperatura constante (20+- 1 grado Centígrado) y con 16 horas de luz (08.00 a 24.00) por día proveniente de ...

Los adultos de Plutella xylostella (L.) ponen diferente número de huevos en la presencia o en la ausencia de la planta hospedadora. Se llevaron a cabo experimentos en cuartos de ambiente controlado (20°C, 16 horas luz por ...

Secondary forests developing on agricultural land after it is abandoned, or as the fallow period in systems of subsistence agriculture, are an increasingly important component of the forest resources of the tropics. They ...

This study is a pioneering effort in the economic analysis of returns to soil conservation projects in Honduras. As such, it attempts to generate basic information for evaluating similar projects in the future and to give ...

Coffee rust (Hemileia vastatrix) epidemics of an intensity never seen before have hit Central America since 2012. This study set out to identify management and socio-economic factors that facilitate coffee rust development ...