Take a look at LESA or LEPA ...
Published by Nigel Pickering, Research Associate Professor at Washington State University
Take a look at LESA or LEPA center pivot systems here:
https://www.bpa.gov/EE/Sectors/agriculture/Pages/LEPA%20and%20LESA.aspx
Published by Nigel Pickering, Research Associate Professor at Washington State University
Take a look at LESA or LEPA center pivot systems here:
https://www.bpa.gov/EE/Sectors/agriculture/Pages/LEPA%20and%20LESA.aspx