TY - JOUR AN - 002257135 AU - Park,M.S. PY - 1991/01/01 TI - The rational management improvement of roughage production and dairy farming in Korea. 1. Selection of optimal dairy farming by cropping patterns of forage crop and dairy farming types JO - Research Reports of the Rural Development Administration, Livestock VL - 33 IS - 3 SP - 22 EP - 30 UR - https://eurekamag.com/research/002/257/002257135.php ER -