%0 Journal Article %T Impact Analysis and Selection of Spray Drying Parameters for Dawn and Feather Protein Hydrolysates %A Piskaeva, A.I. %A Babich, O.O. %A Yang, Y.. %K Keratinase, biotechnology, pen recycling, feather waste, spray drying, feed additive %J Food Processing: Techniques and Technology %D 2019 %N 49 %P 6 %I Kemerovo State University