IV CONTENTS. Vol.38 



ECONOMIC ZOOLOGY — ENTOMOLOGY. 



Page. 



Birds of America, ealted by Pearson et al 652 



Mammals of America, edited by Anthony et al 652 



Gophercides, Shutt 653 



Wild rats as carriers of Spirochxta icterohxmorrhagiap,, Joblin and Eggstein 653 



[Report on entomological work] 653 



Entomology 653 



[Entomological work] 653 



[Economic insects in Yakima County, Wash.] 653 



[Economic insects in France] 654 



War on greenhouse pests, Gossard 654 



Potato plant lice and their control, Pvegan 654 



The eye-spotted bud -moth ( Tmetocera ocellana), DuPorte 655 



The pecan leaf case-bearer, Gill 656 



An outline of the life history of the clothes moth, Benedict 657 



The biological method of control for Oeceticus platensis, Massini 658 



The malaria parasite in the mosquito, Mitzmain 658 



The Mediterranean fruit fly in Hawaii, Back and Pemberton 658 



Fruit fly parasitism in Hawaii during 1916, Pemberton and Willard 659 



A new genus of Anthomyiidoe, Malloch 659 



A study of the factors which govern mating in the honeybee, Shafer 659 



Report from the division of bees for 1916, Sladen et al 659 



Beekeeping for the fruit grower and small rancher, or amateur, Coleman 660 



Results of cooperative experiments in apiculture, Pettit 660 



The North American wasps of the subgenus Pemphredon, Rohwer 660 



The Cattleya fly, Moore 660 



A revision of hymenopterous insects of the tribe Cremastini, Cushman 660 



Notes and descriptions of miscellaneous chalcid flies (hymenoptera), Girault. . 661 



The fish louse (Argiilus foliaceus) , Merle 661 



Brazilian cecidia, Tavares 661 



FOODS — HUMAN NUTRITION. 



Chemistry of food and nutrition, Sherman 661 



Food in war time, Lusk 662 



[Work of Office of Home Economics, U. S. Department of Agriculture], Gawler. . 662 



What the Department of Agriculture is doing to aid women's war work 662 



Conservation of food by substitution with suggestive menus for families 662 



[Food conservation], Wheeler 662 



Notes from the Department of Food Sanitation and Distribution 662 



Economy in feeding the family. — I, Essential facts, Street and Jenkins 662 



Economy in feeding the family. — II, Cereal breakfast foods. Street 663 



Other grains than wheat in bread making, Stockham 663 



Milling value of barley, Sanderson ". 663 



[Milling and flour investigations] 663 



Six years' milling tests by gi-ades, Ladd, Johnson, and Sanderson 663 



The contributions of zoology to human welfare, Smith 663 



Sanitation of steamers 663 



Lye unnecessary vrith hot water [for sterilizing glasses] 663 



A comparison of three methods of determining defective nutrition, Manny 664 



On assumed destruction of trypsin by pepsin and acid. III, Long and Hull. . . 664 



ANIMAL PRODUCTION. 



The relative value of field roots, Shutt 665 



U tilizing the sorghums. Hunt 665 



Silage investigations 665 



Inspection of commercial feedstuffs, Smith 665 



[Miscellaneous analyses], Shutt 666 



Grazing experiment : 666 



Cattle feeding, Faville 666 



IjCattle feeding Investigations] 666 



Beef cattle, Archibald et al 667 



Silage for beef cattle investigations 669 



Russian thistle eilage for the maintenance of range cattle 669 



Sheep feeding.— VII, Fattening western lambs, 1916-17, Skinner and King.... 670 



Sheep, Archibald et al 671 



