A Study of the Cause and Prevention of Gizzard Lesions in Chickens 47 



Choline in the Nutrition of Poultry 47-48 



Blue Comb (Contagious Indigestion) 48 



Chore Efficiency on Poultry Farms 48-49 



SOILS 49-50 



Methods for Controlling Erosion on New Hampshire Potato Farms 49 



The Influence of Soil Texture, Soil Moisture, and Soil Aeration on 



the Growth of Plants 50 



VEGETABLES 50-52 



Squash Storage 50-51 



Breeding Work 51-52 



STATE SERVICE 52-54 



Inspection of Fertilizers and Feedingstuffs and Soil Testing 52 



Seed Inspection 52 



Necropsies Performed at the Poultry Pathology Laboratory 52 



Pullorum Testing 53 



Infectious Bronchitis Work 53 



National Poultry Improvement Plan and National Turkey Improve- 

 ment Plan 53-54 



Dairy Testing 54 



