EUBAL ECONOMICS. 393 



Impaction from alfalfa hay, J. W. McGinnis (Amer. Vet. Rev., 38 {1910), 

 Ko. 2, pp. 238, 239). — The author has met with 2 forms of impaction in horses 

 fed upon alfalfa hay, one due to a very firm ball of improperly masticated 

 alfalfa hay lodged usually in the floating colon, and the other to an enormous 

 quantity of food in the large colon. 



Some new results in treating dog distemper with serum, Piorkowski 

 i Berlin. Tierdrztl. Wchnschr., 26 (1910), No. 37, pp. 723, 724).— The author 

 relates the results obtained with Piorkowski's serum in the treatment of 

 distemper. 



The influence which licking has upon the healing of wounds in the dog, 

 SuFFRAN (Rev. Vet. [Toulouse], S-i (1909), No. 12, pp. 737-751; abs. in Berlin. 

 Tierdrztl. Wchnschr., 26 (1910), No. 37, p. 730).— The author shows that licking 

 the wound by the animal itself is decidedly inhibitory to the healing of the 

 wound. 



The excretion of virulent fowl cholera bacteria by highly infected animals, 

 .7. MxJLLER (Monatsh. Prakt. Tierheilk., 21 (1910), No. 9-10, pp. 385-413; abs. 

 in Ztschr. Immunitdtsf. u. Expt. Ther., II, Ref., 2 (1910), No. 17, p. Ii55). — 

 Fowls fed highly Airulent material with a few exceptions survived. In the 

 excrement of these animals it was possible to detect in 5 instances fowl cholera 

 bacilli within 24 hours, but after from 24 to 30 hours the bacilli could not be 

 detected in the digestive tract. Three weeks after giving the infectious mate- 

 rial the bacteria were discharged in the urine, and this was kept up in one 

 instance for 4 months. The organs contained virulent material after a period 

 of 6 months. 



On the occurrence of schizogony in an avian leucocytozoon, Leucocytozoon 

 lovati, parasitic in the red grouse, Lagopus scoticus, H. B. Fantiiam (Ann, 

 Trap. Med. and Par., 4 (1910), No. 2, pp. 255-258, pi. i).— The author states 

 that L. lovati may be transmitted from grouse to grouse by the agency of the 

 grouse fly, Ornithomyia lagopodis, as vermicules devoid of melanin pigment 

 have been found in the gut of the fly. 



Studies on avian hemoprotozoa. — I, On certain parasites of the chaffinch 

 (Fringilla coelebs) and the redpoll (Linota rufescens), H. M. Woodcock 

 (Quart. Jour. Micros. 8ci. [Londo7i], n. ser., 55 (1910), No. 220, pp. 6Jfl-740, 

 pis. 5). — Trypanosoma fringillinarum is described as new and notes are given 

 on Halteridium fringillce and Leucocytozoon fringillinarum. 



Dipping and tick-destroying agents, H. Watkins-Pitchford (Natal Agr. 

 Jour., 15 (1910), No. 3, pp. 312-329).— A second report (E. S. R., 21, p. 687), 



Electrical recording thermometers for clinical w^ork, H. L. Callendae 

 (Proc. Physical Soc. London, vol. 22; ahs. in Jour. Roy. Army Corps, 15 (1910), 

 No. 4, P- 508). — The author describes a number of forms of electrical ther- 

 mometers designed for obtaining a continuous record of the body temperature. 

 The thermometers vary in construction according to the use to which they are 

 to be put. 



KURAL ECONOMICS. 



The farmer as a business man, J. L. Coulter (Farm and Fireside, 3't (1910), 

 No. 3, pp. 5, 15, figs. 2). — This article points out the advantages to individual 

 farmers of cooperative organizations for the marketing of such products as 

 fruits, vegetables, dairy and poultry products, meat, and the more staple crops, 

 such as grain, cotton, and tobacco. 



Information is given regarding the business methods, membership, and extent 

 of business of cooperative societies for canning and preserving perishable prod- 

 ucts, cooperative fruit and truck associations, creameries and cheese factories, 

 grain elevators, cotton warehouses and gins, and other societies in different 



