[Fecal excretion and apparent absorption of copper, zinc nickel and manganese in nonpregnant and pregnant sows with differing dietary supplies of trace elements].
作者信息
Kirchgessner M, Spörl R, Roth-Maier D A
出版信息
Z Tierphysiol Tierernahr Futtermittelkd. 1980;44(2):98-111.