FOODS — ANIMAL PRODUCTION. 44B 



were tested in fields at Cambridge. Several of tliem are recommended 

 as worthy of use, particularly one of tlie horsepower machines with 

 nozzles so arranged near the ground as to spray the under snrfaces of 

 the leaves of low plants, such as potatoes, and thus destroy certain 

 fungi wliicli begin their attacks there. 



The pulsometer in fruit culture, W. C. Smythe ( Gard. Chron., ser. 

 3, IG {lf<94), p. 41)9, Jig. 1). — Description and fignre of a steam watering 

 and spraying apparatus. It is claimed that an orcluird of 27 acres can 

 be sprayed in 4 days, at a cost of £1 per day ($4.85), which includes 

 cost of insecticide. 



Beekeeping in Ontario, R. F. Holtermaxx {Ontario Agl. Col. and Exptl. Farm 

 Ept. 1893, pp. 232-2.15). — A paper read belore the Ontario Agricultural and Experi- 

 mental Union, treating of the advantages and future of this branch of agriculture. 



Salivary glands of bees. Bordas (Compl. llend., 11!) (1S94), Xo. 17, pp. n93-<;95). — 

 Anatomical descriptions of tlie salivary glands in Apis mellifica, comparing them in 

 the male and female. 



Experiments -with silkworm eggs, V. Rollat {Compt. llend., 110 {1S94), No. 15, 

 pp. 612-614). — The eggs were kept in compressed air at different temperatures for 

 various lengths of time from 3 to 48 hours, with the effect of diminishing the vitality. 



Biological notes on Schizoneura peregrina, J. K. b'Herculais {Compt. Rend., 

 119 {1S94), Xo. 20, pp. S63-S66). — Notes on this locust made during the invasions of 

 1891, 1892, and 1893 in Algeria. The feeding and breeding habits were investigated, 

 and the observations are detailed. 



The twentieth neotropical Aspidiotus, T. D. A. Cockerell (.Ic/cs Soc. Sci. Chile, 

 1S94, pp. So, 36). — Description of A. lafastei, a new species of pernicious scale. 



The San' Jose scale on Long Island, F. A. Sirrine {(iarden and Forest, 7 {1894), 

 p. 449). — The author mentions fintling tliis scale insect on pear, apple, peach, and 

 quince stock in several nurseries. 



Description of new Coccidae, T. D. A. Cockerell {Ent. Xews, 1894, pp. 263, 

 864). — De8cri])tion of Jleryrothia -steelii, found on Larrea. 



List of Coccidag found on cacti, w^ith description of a new species, T. D. 

 A. Cockereli. {Mem. Bev. Soc. Cientif., 7 {1893-94), Xo. 11 and 12, pp. 461, 462).— Ten 

 species noted, Mytilaspis philococcus being described as new. 



Dactylopius citri, life history and treatment, A. Berlese {Staz. Sper. Agr, 

 Hal., 26 {1894), Xo. 1, pp. 48-56). — It is believed that the pest is best reduced by 

 encouraging its insect enemies. 



The pear-tree psylla, M. V. Slingerlaxd {Xew York Cornell Sta. Ept. 1892, pp. 

 22.5-256, figs. S).—A reprint of Bulletin 44 of the station (E. S. R., 4, p. 472). 



The pear borer, .J. B. Smith {Harden and Forest, 7 {1894), p. 448). — The author has 

 determined the insect to be Agrllns sinuatiis from Europe, instead of A. acutipennis, as 

 doubtfully given in Garden and Forest for September 19, 1894. 



Some observations on plant lice, M. V. Slixgerland {Internal. Jour. Micr. 

 and Xat. Sci., 4 {1894), ser. S, pp. 414-420). — Notes on successive generations with 

 tables of results reprinted from Science. 



New species of Ichneumon flies, G. V, Berthocmieu {Bev. Sci., 7 {1894), No. 

 82 and 83, pp. 178-189). — Descriptions of 17 new European species. 



FOODS— ANIMAL PRODUCTION. 



Studies of dietaries, H. B. Gibson and C. D. Woods, Reported by 

 W. O. Atwater {Connecticut Starrs Sta. Rpt. lS93,irp. 174-1 97).— The 

 work here reported is a continuation of that reported in the Annual 



