Um modelo para análise energética de agroecossistemas

Abstract

This paper presents the theoretícal arguments of entropy as a reference to agro-ecosystems analísys, proposes a methodology to thís analisys basedon the study of the energy flux, and díscusses the energetíc values of physícal factors of agrícultural productíon. Is also shown the example of the model applicatíon to a corn productíon system adopted ín the Stateof Santa Catarína,Brazil.