Poultry farming in agroecological-based systems is considered a viable option for the diversification of income in family agriculture, with the sale of quality meat and eggs, contributing to the food and nutritional security of the consumer market. However, it presents a certain complexity, requiring knowledge of the recommended management techniques to obtain successful rearing. Therefore, this work aims to sh...
A humanidade enfrenta problemas de degradação ambiental que remontam no tempo. O meio ambiente, que sempre desempenhou sua função depuradora com eficiência, encontra- se hoje excessivamente sobrecarregado pelas atividades antrópicas: sofre o risco de exaustão dos seus recursos, não conseguindo em determinadas situações, recuperar-se por si só, necessitando o auxílio do homem. Porém, considerando os atuais model...
From times past, humanity confronts problems of environmental degradation. The environment, which always performed efficiently its function of filtration, today finds itself excessively overburdened by human activities: it suffers the risk of its resources exhausting, not being able in certain situations to recuperate itself and needing the help of man. However, considering the present models of production and ...
Occurrence of extreme changes in the meteorological and climatologic phenomenon has become a fact. Despite adoption of emergency measures, some problems have intensified e.g. increase in the concentration of gases of heating effect; decrease of ozone layer; decline of agricultural land, increasing contamination of aquatic ecosystems and progressive decline of the resources of potable water. One of the aggravati...