VI CONTENTS. [Vol. 41 



Page. 



The white grub or grass root bettle (Scitala pruinosa), Froggatt 666 



Observations on wingless May beetles, Vickery and Wilson 666 



Experimenting with ladybugs 666 



Japanese flower beetle, Goodwin 666 



Should we dust cotton to control the boll weevil? Hinds 667 



How weevils get into beans, Back 667 



A source of confusion in the diagnosis of Nosema apis, Sturtevant 667 



Bembecia JiylcBiformis and Sesia tipuliformis, Kemner 667 



Revision of the chalcid flies of the genus Harmolita, Phillips and Emery 667 



FOODS — HUMAN NUTBITION. 



Changes in food value of vegetables due to cooking, Denton 667 



Effect of pack and depth of water bath in cold pack canning, Castle 668 



The supposed occurrence of methylguanidin in meat, Greenwald 668 



Nature of the toxic agent in " meat poisoning," Greenwald 668 



Composition and food value of bottled soft drink.s. Sale and Skinner 669 



[Miscellaneous food and drug topics], Ladd and Johnson 669 



Budget planning in social case work, Winslow 669 



The nutritional standards of adolescence, Lusk 669 



Importance of animal proteins and fats in human nutrition, Bottazzi 669 



Importance of the fat-protein ratio. — Minimum of fat necessary, Maignon_ 669 



Mechanism of the action of fats in utilization of proteins, Maignon 670 



Blaintenanee ration. — Function of carbohydrates, Bierry 670 



New conception of role of various food constituents in nutrition, Terroine_ 670 



Influence of lack of vitamins on feeding experiments, Maignon 670 



Absence of fat-soluble A vitamin in ductless glands, Emmett and Luros — 670 



The vitamin requirement of yeast, Williams 670 



The connection between food regime and illness, Mendel 671 



ANIMAL PRODUCTION. 



Live stock and reconstruction, Rommel 671 



Cattle raising and the meat industry in southern Brazil, Porchat 671 



French live stock after three years of war, Masse 671 



Government market reports on live stock and meats, Atkinson 672 



Saving of meat-storage and shipping space 672 



Country hides and skins, Whalin, Frey, Veitch, and Hickman 672 



Tandler and Keller on the freemartin, Lillie 672 



Creatin excretion in ruminants, Orr 672 



Effects of feeding Sudan III to young albino rats, Hatai 672 



Behavior of Sudan III in the animal organism. Read 673 



Definitions of feeding stuffs by Association of Control Officials, Clark 673 



Feeding stuffs — definitions 673 



Stock foods, Ladd and Johnson 673 



Heavy and light grain rations for fattening steers, Allison 673 



Cattle loans and their value to investors, Cole 674 



[Swine feeding investigations]. Weaver 674 



Can hogs be raised at a profit at the present level of prices? 675 



Corn and cob meal, linseed meal, and oat straw for horses, Trowbridge— 675 



Poultry-feeding tests at Milton, Brown 675 



Better poultry through community breeding associations, Kinghorne 675 



Standard varieties of chickens. — III, Slocum 676 



Chickens, Gotting 676 



Rabbit growing to supplant the meat supply, Dearborn 676 



DAIRY FARMING ^DAIRYING. 



Influence of nutrition of heifers and age of breeding, Eckles and Swett — 676 



Modern methods of feeding the dairy cow, Truman 676 



New Zealand dairy cows. — Improvement in average production, SingIeton_ 676 



Improving the profits in the dairy business, Taylor 676 



Factors that influence the profits in dairy farming, Eraser 677 



How to find the price of protein in milk, Esten 677 



How dairying built up a community, McDowell 677 



