THE IMPACT ON THE ENVIRONMENTAL LEGISLATION APPLICATION IN RICE GROWING OF THE ARROIO GRANDE HYDROGRAPHIC BASIN SANTA MARIA - R.S / IMPACTO DA APLICAÇÃO DA LEGISLAÇÃO AMBIENTAL NA PRODUÇÃO ORIZÍCOLA DA BACIA HIDROGRÁFICA DO ARROIO GRANDE - SANTA MARIA - RS

AUTOR(ES)
DATA DE PUBLICAÇÃO

2005

RESUMO

The present paper had as purpose to evaluate the impact in the application of the environmental legislation and hydro resources of rice growing in the hydrographic basin of Arroio Grande which is a local authority of Santa Maria. It was used to refered evaluation the precipitation model, circumstance and quantity, an agricultural climate variable model that are needed to generate the production model and the rice production model. With the production model and its right calibration was obtained a generation synthetic series of rice growing. Later it was taken the cost of rice agriculture production through the data presented at IRGA (2004) and the data which was taken in the mentioned region. The net revenue of the activity was obtained through the difference between the gross revenue per area unit and the total production cost of the system per area unit. In order to obtain the impact generated by rice culture of the region with the application of the environmental legislation and the hydro resources four distinct sceneries were simulated referring to the application of legislation before mentioned and the net benefit in each of the sceneries.

ASSUNTO(S)

engenharia agrícola engenharia agricola modelagem legislação ambiental orizicultura

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