Keywords: drip sprinkling, phosphogypsum, fertilizing method, onion, soil fertility, salinization, alkalinity, productivity

// Мелиорация. – 2014. – №2(72).– С. 24-29

The results of studies on the efficiency of ways to add phosphogypsum(scattered,in tape sowing, irrigation water), to dark-brown soil with growing onions. Determine the most efficient way of using phosphogypsum as improver, which ensures the preservation of soil fertility and increase crop productivity.