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_.r--' <br />-9- <br />Common <br />Name <br />wooly locoweed <br />Effect and symptoms <br />Scientific Name <br />AstraQalus mollissimu <br />Loamy Plains 116 <br />Season Animals <br />Dangerous Affected <br />plants appear all animals, <br />early in the but chiefly <br />spring. All horses. <br />parts of the <br />plant are toxic. <br />Poisoning is cumulative. Signs of poisoning are loss of flesh, irregular <br />gait, loss of sense of direction, nervousness, weakness, withdrawal from <br />other animals, loss of muscular control and violent actions when disturbed. <br />Poisoning appears 2 to 3 weeks after continuous grazing and death may occur <br />in j weeks if large amounts are eaten. Abortion and congenital skeletal <br />malformations frequently occur in calves and lambs from pregnant cows and <br />ewes consuming large amounts of this locoweed, resulting in acute <br />poisoning. <br />8. Location of Typical Examples of the Site <br />Clark Harriman Ranch, Flowler, Colorado <br />9. Guide Initial Stocking Rates 2i <br />Condition Percent Climax <br />Class Vegetation ac/ALiM AUM/ac ha/AUM AUM/ha <br />excellent 76-100 3-4 .22-.31 1-2 .55-.78 <br />good j1-7j 4-8 .125-.22 2-3 .31-.jj <br />fair 26-50 8-24 .04-.125 3-9 .I1-.31 <br />poor 0-2j 24+ .04+ 10+ .11+ <br />2/ Stocking rates are based on an average growing season. Based on 1200 <br />pounds (540 kg) of forage (air-dry) per animal unit month. (This figure <br />take into account the vegetation that disappears through trampling, small <br />herbivores, etc., which amounts to approximately 7.9 pounds (3.6 kg) per <br />day under normal conditions). <br />10• Field Offices <br />Canon City <br />Colorado Springs <br />Cheyenne Wells <br />Eads <br />Holly <br />Hugo <br />Lamar <br />Las Animas <br />Pueblo <br />Rocky Ford <br />S iml a <br />Springfield <br />Trinidad <br />Walsenburg <br />