The prevention of losses among sheep from stomach worms (Haemonchus contortus) /
Main Author: | |
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Corporate Authors: | , |
Format: | Government Document Book |
Language: | English |
Published: |
Washington, D.C. :
U.S. Dept. of Agriculture, Bureau of Animal Industry,
[1910]
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Series: | Circular (United States. Bureau of Animal Industry) ;
no. 157 |
Subjects: |