INDEX 



Agricultural Chemistry Page 



Removal of Spray Residues 13 



Agricultural Economics 



Sidelines for Orchardists 3 



Size of Spray Crew ■ 4 



Dairy and Silage Studies 5-6 



Local Potato Markets Profitable 5 



Investigating Logging Possibilities 6 



Agronomy 



Fertilizer Investigations 8-11 



Greenhouse Soil Testing 8 



New Variety Tests ' 8 



Spray or Dust Potatoes 9 



More Evidence on Early Haying 9 



Animal Husbandry 



Nutrition Studies 7 



Sheep Breeding May Be Simplified 7 



Botany 



Apple-Scab and Bitter Pit Experiments 21 



Burgundy Not Always a Substitute for Bordeaux 19 



Hardier Potatoes Grown at Low Temperatures 20 



Leaf-Roll, Mosaic Studies Continued 20 



Tests of Weed-killing Chemicals 21 



Dairy 



Colon Test Not Substitute for Inspection 22 



Engineering 



Electrification Studies 27-28-29 



Pneumatic Tires for Trucks 28 



Steel Tractor Wheel Equipment 28 



Entomology 



Spraying Versus Picking Drops for Railroad Worm Control 17 



Insect Records Enlarged 18 



Contact Insecticides 18 



Forestry 



' Rabbits Benefit Forest Stand 22 



General 



Inspection Service 29 



Horticulture 



Results Reversed on Flower-Bud Study 11 



Pollination and Fniit Storage Tests Continued 12 



Fertilizer Effects on Blueberry and Strawberry Yields 13-14 



New Fruit Varieties Bear First Time 14 



Manure Enough for Cabbage 14 



Nitrogen Alone Suits Apple Orchards 15 



Vegetable Breeding Continued 15 



Electric Hot-Bed Operated in Winter 15 



Tomatoes Grown in Sand 15 



Manure and Peat Moss Give Equal Results 16 



Sweet Corn Variety Tests 16 



Pritchard Desirable New Tomato 16 



Raspberrv- Pruning Not Beneficial First Year 16 



Codling Moth Serious in Some Localities 16 



Poultry 



Results of Disease Studies 22-23-25-26 



New Findings on Vitamin A for Chicks 24 



Poultrv-men Strive to Retain Breeding Reputation 24 



Adult ' Mortality is Studied 25 



One-Fifth of Poultry Tested for Pullorum 26 



Over 3000 Poultry Autopsies Made 27 



