250 EXPEEIMENT STATION RECORD. 



les Parasites des Plantes. VillefrancJie (Rhone) : Librairie du Progres Agricole 

 et Viticole, [1915], 17. ed., pp. 132, figs. 7^).— This treatise gives general direc- 

 tions, etc., for tlie use of carbon bisulphid in combating insect enemies of plants. 



Cotton-seed oil soap as a substitute for whale-oil soap, W. W. Yothebs 

 (Jour. Econ. Ent., 8 (1915), No. 2, pp. 298, 299).— The author's experiments show 

 that cotton-seed oil soap, which does not possess the disagreeable odor of fish oil 

 soap, can be used as a substitute for it. 



Arsenate"bf lime or calcium arsenate, AV. SI. Scott (Jour. Econ. Ent., 8 

 (1915), No. 2, pp. 194-199). — ^A somewhat more detailed account than that pre- 

 viously noted (E. S. R., 33, pp. 339, 340). 



The prevention of rabbit injury to young apple trees, E. N, CJoby (Jour. 

 Econ. Ent., 8 (1915), No. 2, pp. 270, 27i ) .— Lime-sulphui' is said to have given 

 satisfactory results and to be the most economical wash that can be used in the 

 protection of large orchards against cotton-tail rabbits. 



Seventh annual report of the Quebec Society for the Protection of Plants 

 from Insects and Fungus Diseases, 1914-15 (Ann. Rpt. Quebec Soc. Protec. 

 Plants [etc.'i, 7 (19U-15), pp. US, figs. 3i).— Among the more important en- 

 tomological papers presented in this, the usual annual report (E. S. R., 32, p. 

 151), are the following: Some Successes and Failures in Controlling Insects in 

 1914, by C. R. Crosby <pp. 23-33) ; The Brown-tail Moth in New Brunswick, by 

 E. H. Strickland (pp. 59-64) ; Forest In.sect Conditions in Stanley Park, Van- 

 couver, B. C, by R. N. Clu-ystal (pp. 72-75) ; Some Insect Parasites of the Bud 

 Moth (pp. 76, 77) and Two Bacterial Diseases of Injurious Insect Larvje (pp. 

 81-85), by E. M. DuPorte ; Shade Tree Insects in Quebec, by J. M. Swaine (pp. 

 91-115) ; and Principal Injurious Insects of the Season, 1914 (pp. 121-125), 

 Insects Affecting Shade Trees, Greenhouse Plants, Domestic Animals, and the 

 Household (pp. 126-134), and Useful Keys to Some Economic Families of In- 

 sects (pp. 135-142), by W. Lochhead, 



Four parasites, namely, Pimpla (Itoplcctes) conquisitor, (Microdus) Bassus 

 earinoides, Opius (Biostcres) sp., and Pcntarthron vtinutum (Trichogramma 

 pretiosa) have been reared by DuPorte from the bud moth, of which all but J/. 

 earinoides are recorded from this host for the first time. DuPorte also briefly 

 reports upon work with a disease of the tent caterpillar due to a spore-bearing 

 bacillus, and with the disease of the white grub caused by Micrococcus nigro- 

 faciens. 



[Insect pests in Bihar and Orissa], E. J. Woodhouse (Ann. Rpt. Agr. Stas. 

 Bihar and Orissa, 1913-14, pp. 10-14). — Brief accounts are given of the insects 

 dealt with during the year under report, including the black cutworm, potato 

 tuber worm, rice worm (Nijmphvla depu7ictalis), etc. 



The Hessian fly and the western wheat- stem sawfly in Manitoba, Sas- 

 katchewan, and Alberta, N. Criddle (Canada Dcpt. Agr., Ent. Branch Bui. 11 

 (1915). pp. 23. figs. 4). — The first part of this bulletin (pp. 7-15) deals with the 

 life history and bionomics of and control measures for the Hessian fly as studied 

 by the author in the Canadian Northwest, where it has been the source of con- 

 siderable injury. It is thought to have reached Manitoba during the middle 

 eighties, although no definite records of its appearance in that Province are 

 available prior to 1899, in which year the attack covered practically the whole 

 area under wheat crop, causing a loss of from 10 to 30 per cent. 



The second part of this bulletin (pp. 16-23) deals with the western wheat- 

 stem sawfly (Cci)hus occidcntalis), first recorded in Canada in 1S95. an account 

 of which pest by Webster and Reeves has been previously noted (E. S. R., 23, 

 p. 56). 



