Descripción completa.

ABSTRACT: Micronutrients availability is na important constraint for crops in the Cerrado region, and its correction is always needed to obtaining economic yields. Old and new nutritional problems came with the agriculture expansion in Cerrado. Although being crucial for increasing…

Comúnmente el modernismo hispanoamericano ha sido vinculado con
el parnasianismo y el simbolismo francés, pero poco se sabe sobre el
decadentismo y las propuestas estéticas de este movimiento fi nisecular
que ha sido desplazado y borrado de los manuales literarios,…

The family agriculture is an important segment in Brasilian, as on the social point of view, as on the gross value production from the national farming. In spite of its importance, however, it faces many problems as , decapitalization, access…

RESUMO: Folhas e caules, com sintomas de antracnose, foram coletados de populações nativas de Stylosanthes spp., de 1997 a 2000, em localidades de Minas Gerais, Goiás e Bahia, para avaliar a variabilidade patogenica do agente causal (Colletotrichum gloeosporioides). Duzentos e…

L'appropriation culturelle possède une diffusion très large et est un phénomène essentiellement intemporel. L'appropriation culturelle est définie comme «the taking- from a culture that is not one’s own- of intellectual property, cultural expressions or artifacts, history and ways of knowledge»…

El desarrollo de la ciencia en Venezuela no se explica sin la existencia de la Asociación Venezolana para el Avance de la Ciencia (AsoVAC). La ocasión de su sesenta aniversario es propicia para hacer una reflexión sobre el nuevo escenario…

We have developed a method and prototype program for assisting two experts in their attempts to construct a single, consensus knowledge base. We show that consensus building can be effectively facilitated by a debugging approach that identifies, explains, and resolves…

La concepción indígena de Miguel Acosta Saignes representa un eje fundamental en sus estudios acerca de las divisiones sociales, sobre la base de un pensamiento antropológico que tuvo sus comienzos con la formación que recibió en la Escuela Nacional de…

The theory change area have defined several operators trying to model the dynamic of knowledge. The goal of this work is to introduce a preprocessor of perceptions that could be part of an agent. The purpose of the preprocessor is…