Show young cocklebur plants are poisonous to stock prepared Pre by tha th united stairs department of agriculture the cocklebur variously thought to have been troublesome only as a weed and because of its stiffly armed burs has been demonstrated definitely to be poisonous of live stock in the early stages of its growth as was reported by other observers the report on this demonstration Is made by 0 D marsh G C Q roe koe and A B clawton Claw sort of the united states department of agriculture and the results published in department circular livestock live stock poisoning by cocklebur only the very young plants before leaves have formed produce poisoning and the dose which produces at sickness ekness or death Is about lt 1 pounds to a impound pound animal title means that young pigs up to 00 60 pounds in weight which have been found the most susceptible are poisoned by 12 ounces or less of the small cocklebur plants cattle or sheep also may be poisoned if they eat enough of the plants in proportion to their weight little can be said so far about medical treatment for this kind of poisoning feeding of whole milk was found to prevent pigs feeding on the cocklebur plants from being poisoned salted bacon grease lard and raw linseed oil also gave good results the best method says the circular Is to keep pigs off pastures infested with cockleburs cockle burs until the plants are large enough to be harmless or to kill hill out the plants by mowing them before they seed it must be remembered in this connection that each bur contains two seeds and that ordinarily only one of them will grow the first year after ripening consequently it Is not possible to kill out a patch of the plants the first year copies of the circular may be obtained from the department of agriculture washington D C as long as the supply lasts |