VI CONTENTS. 



ANIMAL PRODUCTION. 



Page. 



The respiration calorimeter at the Pennsylvania State College, Armsby 468 



Influence of type and age on utilization of feed by cattle, Armsby and Fries. . 468 



Commercial feeding stuffs. — Principles and practice of feeding, Hills et al 470 



The relative value of field roots, Shutt 470 



The feeding value of mangels, Wood 470 



[Experiments with alfalfa hay and alfalfa silage], Diusmore 471 



Wiue-residue molasses, Fallada 471 



Calcium carbonate for the preservation of molasses feeds, von Czadek 471 



Results of the feed inspection for 1910, Curry and Smith 471 



Uniform commercial feeding stuffs law 471 



[Feeding experiments in 1909], Grisdale et al 471 



Cattle production in Belgium, Gregoire 472 



Cattle survey of the Amritsar district, Walker 472 



Working oxen, bulls, and cows, Wrightson 472 



Working oxen v. present condition of live stock industry 472 



Microscopical investigations of wool of caracul and zackel sheep, Kereszturi. . . . 472 



Report of horse breeding investigation, Williams 472 



The Government and Morgan horses. Gay 472 



Notes on equitation and horse training 472 



The horse as a motor, Davidson 473 



[Poultry work and experiments in 1909], Gilbert 473 



Comparison of warm v. cold houses as regards egg production, Kempster 473 



Egg-laying competitions at Hawkesbury College and Farm, Thompson 473 



The Wyandottes, edited by Drevenstedt 473 



Conference of poultry farmers, Potts et al 473 



[Literature on animal industry for 1909], Miiller 473 



Annual review of investigations in general biology, edited by Delage 473 



The method and arrangement of biological studies, Tschulok 474 



The cultivation of tissues of the chick embryo outside the body, Burrows 474 



The sex-limited inheritance of the barred color pattern. Pearl and Surface 474 



On a modified Mendelian ratio among yellow mice. Castle and Little 475 



Effects of one-sided ovariotomy on sex of offspring, Doncaster and Marshall 475 



Horns and antlers, Fambach 475 



DAIRY FARMING — DAIRYING. 



Lectures on dairying, Boggild 476 



Dairy bacteriology, Wolff 476 



Has the dry matter in different root crops the same feeding value? Hansson. . 476 



Dairy cattle, Grisdale „- 476 



Should one produce butter fat with milk high or low in fat content? Akerberg. 476 

 The Relation between the placenta and the activity of the mammary gland, 



Lederer and Pribram 477 



Contribution to the knowledge of individual cow's milk, Mezger et al 477 



Yeast in milk and milk products, Dombrowski 477 



Two cases of ropy milk, Barthel 477 



Examination of milk from a health standpoint, Lamb 477 



Milk in its relation to infant mortality, Landis 477 



An outbreak of milk-borne scarlet fever, Hutchinson 477 



An outbreak of scarlet fever, Dittmar and McGowan 477 



Butter, McGill 477 



The composition of butter in Holland and northern Russia, Fritzsche 477 



Report on Swedish butter exhibitions, 1909 478 



The manufacture of butter for storage, Rogers 478 



Dairy industry in Saskatchewan, Jones 478 



Studies of kumiss, Rubinsky 478 



Cheese defects, Monrad 478 



Construction and arrangement of cheese factories, Reinisch 478 



Refrigeration in dairying, Ertel 478 



Additional remarks on refrigeration in dairying 478 



A milk foam preventer 478 



