TY JOUR TI AGROTECHNICAL JUSTIFICATION FOR INCREASING THE SPEED OF MOVEMENT OF CIRCULAR IRRIGATION MACHINES TO ACHIEVE A TRANSITION TO LOW‑RATE IRRIGATION KW center-pivot irrigation system; low-depth irrigation; fine-spray irrigation; travel speed; energy efficiency; orbital toothless gearbox; runoff threshold irrigation depth; deflector nozzle; drive system modernization; water conservati JO INTERNATIONAL AGRICULTURAL JOURNAL AU Mischenko, N.A. AU Travkin, V.S. PY 2026 IS 9 PB Electronic science