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History of logging and silvicultural treatments in the western Venezuelan plain forests and the prospect for sustainable forest management
ReviewAbstract: Venezuela's logging history is poorly documented, although this country is endowed with one of the lPalabras claves:Demographic development, Forest legislation, Logging methods, mahogany, Natural forest, Plantation forestryAutores:Kammesheidt L., Lezama A.T., Plonczak M., Wilfredo FrancoFuentes:googlescopusINTENSIVE LIVESTOCK USE, SOIL CHEMICAL PROPERTIES AND SUSTAINABILITY IN THE ECUADORIAN NORTHERN ANDES
ArticleAbstract: The study was carried out in 35 farms in the Ecuadorian Sierra, Tupigachi parish, Pichincha, at 3000Palabras claves:livestock impact on Mollisols, N and P dynamics, Volcanic soilsAutores:Carlos Luis Catucuago, Kassandra Del Rocio Bazantes, Wilfredo Franco, Willin Gabriel AlvarezFuentes:scopusBases estrategicas para el desarrollo sustentable del Estado Amazonas de Venezuela
ArticleAbstract:Palabras claves:Autores:Wilfredo FrancoFuentes:googlescopusSphaeropsis sapinea Asociado con quema del cogollo, muerte regresiva y cáncer en troncos, ramas y raíces Del Pino Caribe en Venezuela
ArticleAbstract: For 30 years the southern plains of Anzoátegui and Monagas States, Venezuela, have been planted withPalabras claves:Autores:Carrero C., Cedeño L., Lezama A.T., Wilfredo FrancoFuentes:googlescopusNitrogen and phosphorus fertilization effects on Venezuelan montane forest trunk growth and litterfall
ArticleAbstract: In a montane rain forest in Venezuela plots were fertilized with N, with P or with N + P for 4.5 yr.Palabras claves:Autores:Kapos V., Tanner E., Wilfredo FrancoFuentes:googlescopusProductive and associated biodiversity in the northern interandean valley of Ecuador
ArticleAbstract: In the northern Interandean Valley of Ecuador, the agriculture based on monocultures lacks of sustaiPalabras claves:Agrodiversity, Ecuadorian andes, Sustainable agricultureAutores:Carlos E. Cerón-Martínez, Freire E., Peñafiel M., Wilfredo FrancoFuentes:googlescopus