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قراءة كتاب Barium: A Cause of the Loco-Weed Disease
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id="Footnote_8_9"/>[8] Eastwood, A. The Loco Weeds. Zoe, vol. 3, p. 53. 1892.
[9] Chesnut, V. K. Preliminary Catalogue of Plants Poisonous to Stock. Bur. Animal Industry, 15th Ann. Rept. (1898), p. 404.
[10] Williams, T. A. Some Plants Injurious to Stock. S. Dak. Agric. Coll. and Exper. Sta. Bul. 33, p. 21. 1893.
[11] Givens, A. J. Loco or Crazy Weed. Med. Century, vol. 1, p. 22. 1893.
[12] Eastwood, A., l. c. 1892.
[13] Sayre, L. E. Loco Weed. Amer. Vet. Rev., vol. 11, p. 555. 1887.
[14] Amer. Pharm. Assoc. Proc. for 1879, vol. 27, p. 611. 1880.
[15] Kelsey, F. D. Another Loco Plant. Bot. Gaz., vol. 14, p. 20. 1889.
[16] Sayre, L. E. Loco Weed. Kans. State Board Agric., 5th Bienn. Rept., p. 209. 1887.
[17] Anderson, F. W. Poisonous Plants and the Symptoms They Produce. Bot. Gaz., vol. 14, p. 180. 1889.—Pammel, L. H. Loco Weeds. Vis Medicatrix, vol. 1, p. 44. 1891.
[18] Stalker, M. The “Loco” Plant and Its Effect on Animals. Bur. Animal Industry, 3d Ann. Rept. (1886), p. 275. 1887.—Anderson, F. W. Poisonous Plants and the Symptoms They Produce. Bot. Gaz., vol. 14, p. 180. 1889.
Note.—The symptoms described in Janvier’s interesting story, “In Old Mexico” (Scribner’s Magazine, vol. 1, p. 67, 1887), would coincide with those due to some member of the nightshade family (probably Datura stramonium). See also Pilgrim, C. W., Does the Loco Weed Produce Insanity? in Proc. Amer. Medico-Psycholog. Assoc., vol. 5, p. 167. 1898.
[19] Sayre, L. E. Loco Weed. Kans. State Board Agric., 5th Bienn. Rept., p. 209. 1887.
[20] Stalker, M. The “Loco” Plant and Its Effect on Animals. Bur. Animal Industry, 3d Ann. Rept. (1886), p. 272. 1887.
[21] Mayo, N. S. Loco. The Industrialist, vol. 30, p. 473. 1904.
[22] Science, vol. 9, p. 32. 1887.
[23] Hayes, M. H. Veterinary Notes for Horse Owners, London, 1903, p. 425.—Compare Woronin, M. Ueber die Taumelgetreide in Süd-Ussurien. Bot. Zeit., vol. 49, p. 80. 1891.
[24] Chesnut, V. K., and Wilcox, E. V. Stock-Poisoning Plants of Montana. U. S. Dept. Agric., Div. Bot., Bul. 26, p. 88. 1901.
Note.—The wide distribution of these plants is claimed to be partly due to the buffalo. See Blankinship, J. W., The Loco and Some Other Poisonous Plants in Montana, in Mont. Agric. Exper. Sta. Bul. 45, p. 79. 1903.
CLINICAL SYMPTOMS OF LOCOED ANIMALS AS DESCRIBED IN LITERATURE.
The animals usually affected are sheep, horses, cattle, mules,[25] donkeys,[26] and goats. It is claimed that practically all herbivorous animals are liable to the disease, even antelopes being affected.[27] Hogs are said to be unaffected,[28] but definite information is lacking. Cows seem to be less sensitive to this form of intoxication.[29] The condition is usually a chronic one, although acute cases are said to occur at times. The symptoms consist of digestive disturbances, associated with emaciation and various symptoms suggesting lesions in the nervous system, central or peripheral. The