TY JOUR TI Efficiency of potatoes of a grade of Aroz depending on receptions of an agrotechnology of cultivation KW potato KW planting depth KW the dose of fertilizer KW yield KW variety KW starch content KW dry matter KW nitrate KW efficiency KW net income KW profitability level. JO Vestnik of Kazan State Agrarian University AU Gaynutdinov, M.. AU Vladimirov, V.P. AU Sitnikova, N.V. PY 2014 IS 9 PB Kazan state agrarian University