Page 



Nutrition Studies with Dairy Cattle 55 



Studies on Energy Expended by a Horse at Work 56 



Gas Masks 57 



POULTRY 57 



Protein Requirements of Chickens 57 



Cause and Prevention of Gizzard Lesions in Chickens 58 



The Etiology, Pathology, and Prevention of Contagious Indigestion 59 



Influence of Size of Eggs on Hatchability, Rate of Growth, and Feed 



Consumption of Crossbred Broiler Chicks 61 



Poultry Autopsies 62 



Pullorum Testing 62 



Poultry Improvement under the National Poultry Improvement Plan 63 



Litter Moisture 63 



MISCELLANEOUS 64 



House Plants 64 



Experiments awith Gerbera in the Greenhouse ■. 64 



Sensitive Fern Poisoning in Horses 65 



Sheep Breeding 66 



Seed Inspection 66 



The Lilac and Its Culture 66 



Ornamental Woody Plants 66 



Chemically Induced Polyploidy 67 



Nuts 67 



Poison Ivy 67 



