R. SANSOUCY, T.R. PRESTON & R.A. LENG PROCEEDINGS OF THE FAO EXPERT CONSULTATION ON THE SUBSTITUTION OF IMPORTED CONCENTRATE FEEDS IN ANIMAL PRODUCTION SYSTEMS IN DEVELOPING COUNTRIES - ROME FAO 1987 - 242p. ISBN: 925102541X Subjects--Personal Names: LC Class. No.: FAO SF 94.5 / .F44 1987