Huang, J.C.J.C.HuangChen, M.J.M.J.Chen2012-02-052018-06-292012-02-052018-06-292008http://ntur.lib.ntu.edu.tw//handle/246246/238614en-USImprovement of digestibility of feather meal using microbial keratinase purified from the hog-hair bacteria