TY JOUR TI THE SIMULATION MODELING OF PINE WHIP BUCKING WITH THE MAXIMIZATION OF THE PLANNED ROUND TIMBER OUTPUT KW bucking KW modeling KW whip KW round timber KW optimality KW algorithm JO Bulletin of KSAU AU Nikonchuk, A.V. AU Nikonchuk, A.V. AU Grishin, K.M. PY 2014 IS PB Krasnoyarsk State Agrarian University