Caracterização do vento e sua influência na agricultura em São Luiz Gonzaga – RS

Abstract

Wind has a direct influence on various human activities, including agricultural activities. This work aims to determine the average speed, average frequency of direction and average speed and direction of the gust of wind, as well as the most favorable times for sprinkler irrigation and agricultural spraying in São Luiz Gonzaga - RS, using data from the weather station. INMET located in the municipality. Data were analyzed with spreadsheets and charts. The result was an average wind speed of 3.17 m s-1 and predominant east wind direction. As for the favorability for agricultural spraying, the results showed the best time at 19h with observed wind speed of 3 to 10 km h-1, (62.90% of favorable days) and the speed of up to 10 km h-1 (72.02% favorable days). As for the favorability for sprinkler irrigation, in the wind speed range from 0 to 4 m s-1 the most favorable time is 19h (93.39% of favorable days), and the gust in São Luiz Gonzaga the direction north.