000 00388 a2200157 4500
080 _a636.087.91
_bB 854 U
245 1 _aUrea as a protein supplement
_cedited by Michael H. Briggs
260 _aOxford
_bPergamon Press
_c1967
650 _aUrea
650 _aProtein
650 _aAnimal Feed
700 _aBriggs, Michael H., ed.
100 _a
_d
300 _a466 p.
901 _a103376
999 _c50560
_d50560