Potato plants are highly sensitive to over- and under-irrigation. Small deviations in water availability can decrease yields. Choose Nelson products for maximum uniformity of water application. Pivot Point Control Valves: Air Control, 800 & 1000 Series Pivot Sprinklers & Regulators: R3030 Rotator® with Brown Plate End of Pivot Solutions: R55VT, SR100 Big Gun® & 800P Save water, save energy, save labor and do a better job of irrigating. nelsonirrigation.com - 1.509.525.7660http://www.nelsonirrigation.com