Show SPRAY FOR FLIES YIELD there are three factors that tend to reduce the elie flow of milk during the summer bummer hot weather poor pasture and flies files the first and to some extent the second are beyond the elie control of the dalry dairymen nien but the loss from the third cao can be greatly reduced it if proper steps are taken at the right time sanitation and the use of a good fly spray will greatly reduce the loss caused by flies files say purdue university dairymen this loss Is due partly to tile the direct loss of blood drawn drann from the animal by the insects the great numbers that infest the herd day and night gorge with large quantities of blood besides this the excitement cit ement and annoyance caused during the heat beat of the day when the herd seeks some shady place to find comfort exerts no small influence on the dully dally milk flow flies may become so troublesome at certain seasons of the elie year that animals are drien arlen frantic this not only affects the milk flow but may even lead to a loss of flesh the removal of all unnecessary material around the yards especially fresh manure Is a ery effective means of controlling the fly menace the darker the stable can be kept during the heat of the day the better whitewash darkened with s some ome coloring matter such as lampblack may be applied to the windows sacking hung from the top of the doo door keeps the stable dark while the cows are entering and also serves to brush oft off a number at the same time some dairies equip the windows and doors with screens this Is especially valuable when the practice of keeping t the e herd indoors during the heat beat of I 1 the e day Is followed followed during fly time each herd should be sprayed once or twice dally daily with some spray mixture no fly repellent has yet been devised which Is satisfactory as a permanent pei manent spray but there are a number on the market which greatly reduce the attacks of these insects |