Keywords: sprinkling, drip irrigation, cost price, net profit, profitability, irrigation efficiency

// Мелиорация. – 2016. – №2(76).– С. 16—24

The use of economic indicators of cultivation of crop products (cost, margin and profit) does not allow us to choose irrigation method and irrigation system design confidently. Indicator of economic efficiency of irrigation gives an accurate answer. It is the ratio of revenue from the sale of yield increase obtained by irrigation to the overall costs incurred to obtain this gain (the maintenance of the irrigation system, irrigation process, cleaning, transportation, handling, storage and sale of yield increase)