Simple safe effective fly control for dairy farms
Falter, John, Senger, Marvin
Simple safe effective fly control for dairy farms - Raleigh 1968 - 1-6 p. - Dairy, Farms North Carolina Agricultural Extension Service. Extension Folder No. 241 .
Simple safe effective fly control for dairy farms - Raleigh 1968 - 1-6 p. - Dairy, Farms North Carolina Agricultural Extension Service. Extension Folder No. 241 .