TY JOUR TI TECHNICAL SOLUTIONS FOR INCREASING OF MACHINE MILKING COWS EFFICIENCY KW milking KW portable manipulator KW vacuum KW air engine. JO Vestnik of Kazan State Agrarian University AU Lukmanov, R.R. AU Mustafin , A.. AU Ziganshin, B.G. AU Shogenov, Y.. PY 2016 IS 11 PB Kazan state agrarian University