The relative efficiency of several sprays for repelling stable flies on dairy cattle in the field and for controlling house flies in the barn

Borgmann, August Russell.2015-12-312015-12-311942http://hdl.handle.net/2097/24284LD2668 .T4 1942 B6Flies--Control.The relative efficiency of several sprays for repelling stable flies on dairy cattle in the field and for controlling house flies in the barnTextMasters theses