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UNIVERSITY OF ILLINOIS

Agricultural Experiment Station

 

BULLETIN NO. 152

 

CONTAGIOUS ABORTION OF COWS

By W. J. MacNEAL In Co÷peration with
HERBERT W. MUMFORD

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INTRODUCTION

The premature discharge of the products of conception from the uterus is a not infrequent occurrence among domestic animals, and doubtless various factors may from time to time operate in its causation. For a long time, however, practical husbandmen have recognized an epizo÷tic or contagious kind of abortion, a definite transmissible disease in which the loss of the fetus is the most prominent characteristic. The transmissibility of contagious abortion of cows appears to have been demonstrated experimentally for the first time by Brauer. Experimental transmission has been performed by a number of investigators subsequently, the work of..................

 

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