00569nam a2200217Ia 4500001000700000003000500007008004100012010001100053040000900064082001500073100002100088245009700109260003800206300001100244440000500255500000500260503001100265650002400276650002700300650002400327Z_4812CHAP220113s2=00    xx            000 0 und d  a167865  cCHAP  a636.085 B5  aBlok, M        C  aNutrition and health of the gastrointestinal tract  /cpor  M. C. Blok ...  /cand other /c  aNetherlands  :bWageningen,c2002  a198 p.  a  a  a216771  aGanadoxMicroflora   aMicrofloraxAnálisis  aNutrición animal