Show internal parasites cut yield of wool year round control program b yram advocated most ot of the emphasis on parasite control in sheep has been tied up with faster gains better lamb carcasses and prevention ot of damage to the intestinal walls ot of the animal attention ot of sheep men now is be ing directed to the effect of 0 internal 4 A producers must be insect free parasites on the tha yield ol of wool michigan state college Is urging flock owners in that state to treat animals with azine to keep keel them in good condition and to got get a heavier growth ot of wool cheno th lazine Is administered as a drench or in pellets or mixed with salt andt and kept before the lock flock au all the time A dependable year round program calls tor for individual treatment ot of all animals in tall fall and spring and use ot of the salt mixture throughout the pasture season thia Is the program being followed by progressive sheep men to keep parasites in check |