Storage of Butternut Squash 35 



Frozen Blueberries Vary in Quality 35 



Fertilizers for Blueberries 35 



Dusting Lowbush Blueberries 36 



Weed Control in Blueberry Fields 36 



Aluminum Wrappers Reflect Heat in Apple Trees 36 



Rootstocks for Apple Trees 36 



A New Pot Plant for Florists 36 



New Hardy Rambler Roses for All of New Hampshire 37 



Inbred Gladiolus 37 



Low Stature Lilac for Home Planting 37 



Improved Hazel Production 38 



Korean Chestnuts Prove Hardy and Fruitful 38 



POULTRY HUSBANDRY 



Methionine May Improve Feed Efficiency 38 



High Efficiency Feeds Satisfactory for Breeders 39 



How Much Protein for Egg Production with Meat-Type New Hampshires? 39 



Restricted Feeding on Range May Not Be Best Practice 40 



Breeding for Meat and Eggs in the Same Bird 40 



The Value of Crossing Strains of New Hampshires for Broiler Production 41 



Problems Involved in the Vaccination of Infectious Bronchitis 41 



Is It Possible for Chicks Under Four Weeks to be Vaccinated by the Wing Web 



Modified Live Virus Newcastle Vaccine? 42 



Artificial Light Delays Pullet Maturity 42 



Abnormal (Bulging) Eye in New Hampshires 43 



The Effect of Frequency of Gathering Eggs from the Nest on Hatchability 43 



Intensity of Artificial Illumination and Its Effect Upon Production in Meat- 

 Type New Hampshires 44 



Other Active Projects 44 



STATE SERVICES 



Seed Inspection 44 



Inspection of Commercial Fertilizers — 1951 45 



Inspection of Commercial Feedingstuffs 1951-52 45 



Soil Testing 45 



The National Poultry Improvement Plan 46 



Diagnostic Services Performed at the Poultry Laboratory 46 



Pullorum Testing 46 



Infectious Bronchitis Virus 46 



Differential Diagnosis of Newcastle Disease 46 



ADDENDA 



Publications 48 



Changes in Personnel 48 



Agricultural Experiment Station Staff 52 



financial Statement 52 



4 



