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CONTENTS. 



ECONOMIC ZOOLOGY — ENTOMOLOGY. 



Page, 



The prairie dog situation in Colorado, Burnett 51 



The prairie dog situation, Nabours 52 



Meadow mice, Burnett 52 



ElTect of 18G-515 generations of Danysz bac ilhis on gray rat, >rorezhkovskil ... 52 



Duration of virulenre of agar rulturoa of the Danysz bacillus, MerezhkovskiT. . 52 



E.xporimcnta in 1912 in Bessarabia with the Siberian marmot, Morezhkovakii. 52 



On Giiirdia microti sp. nov., from the meadow mouse, Kofoid and Christiansen. 52 



Propagation of wild birds, Job 52 



The relationsliips of temperature and humidity to insect development. Pierce. 52 



Hydrocyanic acid gas. — Ita practical use as a routine fumigant, Creel et al 53 



Report of the state entomologist of Connecticut for 1915, Britton 53 



[Econoniic entomology] 54 



Keport of the economic biologist. Bodkin 55 



Report of the imperial entomologist, Fletcher 55 



Sinuate pear borer and leopard moth, Parrott and Glasgow 55 



Destruction of prickly pear through parasitic insects, White-llaney 55 



The insect enemies of vegetables, Kindshoven 55 



Insects attacking cabbage and allied crops in Connecticut, Britton and Lowry. . 55 



Insects affecting the sugar cane in Trinidad, Urich 55 



The insect enemies of strawberries, Tullgren 55 



Cranberry insect investigations in 1914, Scammell 55 



Some inhabitants of the round gall of golden-rod, ('hi Ping 55 



Destructive giasshoppers in Costa Rica, Alfaro 55 



The control of locusts in eastern Canada, Gibson 56 



Destruction of locusts by cultures of the d'Herelle bacillus, Merezhkovskii 56 



Injury to cereals by ^lia roslrata, by Rodriguez y Martin 56 



Chermes injurious to conifers, Cholodkovsky 56 



Plant lice or aphids, Gossard.... 56 



Aphididte of California, XI, Essig 56 



The army worm ( Cirphus [Leucania] unipuncta), Gibson 56 



Some notes on the Catalina cherry moth, Branigan 56 



Statistics on the production of silk in France and elsewhere 56 



Biology of North American crane flies. — IV, Hexatomini, Alexander 57 



The bionomics of the Maltese phlebotomi ilarett 57 



Direi'tions for combating the olive fly (Dacns oletv), Berlese 57 



The book of the fly, Hardy 57 



The cane grubs of Australia, Girault and Dodd 57 



A quest of natural enemies for CosmnpoHtes sordida, Jepsou 57 



The Colorado potato beetle (Leptinotarsa decemlineata) , Schablowski 57 



Rice borers in JaA^a, Dammerman 58 



A note on the western twig borer, Smith 58 



The wheat straw worm {Isoso7na grande), Doane 58 



Hen fleas {Xeslopsylla gallinacea), Illingworlh 58 



Habits and control of the chicken flea (Echidnophaga gallinacea), Illingworth. . 58 



Observations on Dermacentor nilcns in Panama, Dunn 58 



Sarcophaga fuscicaiida, an intestinal parasite of man, Eysell 58 



FOODS — HUMAN NUTRITION. 



Milling and baking quality and composition of wheat and flour, Swanson et al . 58 



Digestion experiments with flour containing bran, von Czadek 59 



The preservation of corn meal, Marbach 60 



Indian corn for bread making, Bruderlein 60 



The nutritive value of whole Indian corn bread, Rohmann 60 



The use of durra in human nutrition, Tropea. 60 



Increasing the supply of bread materials, Thieler 60 



The estimation of potatoes in war bread, Herter 60 



Experiments with straw bread, Wollstiidt and Kleberger 60 



Concealing the use of blood in bread, Droste 60 



Skim milk and potatoes as a meat substitute, Pfeiffer 60 



Examination of scallops, Sullivan 60 



Hydrocarbons in fish-liver oils, Mastbaiun 60 



Sources of fat, Neuss ^^ 



The utilization of fruits and vegetables, Kochs 61 



Losses and other chemical changes in boiling vegetables, Williams 61 



