| Show killing heel flies with power sprays cattle grubs can be eliminated profitably by W J DRYDEN the cattle grub and heel fly are 3 different forms of 0 the same insect starting in the spring when it 1 li in the fly form the heel ny fly lays egg in hairs ol of the animals these egg edw hatch into maggots which work their way through the hide and enter the muscle tissues during the next nine nin months they migrate through the in organs ol of the cattle and corn conci out along the back cysts are formed and the maggot then turn into grubs about an long in the spring they work their way out ol of the holes in the hide and aci fall fail to the ground within a te few weeks they turn into heel tiles flies and as the yearly cycle repeats itself the USDA reports an annual los a grubs crawl out when inS insect sect i cide under pressure Is sprays into the holes they make in the V backs of 0 cattle photo food macli mach corp of in milk meat and leather due to cattle grubs and heel flies while the use of a rote rotenone rione dust has proven effect effective ivL many will find it advisable to treating cattle with a power spray for this method either of the following eions will be effective 20 pounds rotenone sulphur with gallons w water or cube or derris 10 pounds sodium lauryl sulfate 2 ounces add ada ed to gallons of water therel there I 1 are many any good commercial prepa i 1 rations on the market i |
