Contents 



Pago 



AGRICULTURAL AND BIOLOGICAL CHEMISTRY 



A New Fluorometric Determination of Thiamine 5 



Starch Hydrolysis in Winter Squash 5 



Factors Influencing the Vitamin C Value for Strawberries and Tomatoes 5 



The Lasting Effect of Minor Elements and the Depressing Effect of Lime on 



Yield of Oats 6 



Preservation of Carotene in Legumes and Grasses 6 



Other Active Projects 6 



AGRICULTURAL ECONOMICS 



New Hampshire's Idle Farm Land 6 



The Economics of Dairy Herd Replacements 8 



Management Problems in the Use of Mow Hay Driers 9 



Efficiency Measures for Milk Distribution 9 



Handling Purchased Grain at the Farm 10 



Management Adjustments in Potato Production 10 



Consumer Habits of Purchasing, Using, and Storing Apples 12 



Commercial Cucumber Growing 13 



Marketing Poultry Meat 13 



Handling and Merchandising Locally-Grown Vegetables 14 



Other Active Projects 1* 



AGRICULTURAL ENGINEERING 



Crooked Toes in Poultry May Result from Cold Floors 15 



Other Active Projects 15 



AGRONOMY 



Hybrid Corn in New Hampshire 15 



Disease-Resistant Oats for New Hampshire " 16 



New Potato Variety Popular with Both Consumer and Producer 16 



Breeding for Better Legumes and Grasses 16 



Too Little or Too Much Boron for Potatoes? 17 



Ladino Clover Needs Both Lime and Potash 17 



Irrigation Results in Better Quality Forage 18 



The Use of Drainage Ditches 18 



Alfalfa and Birdsfoot Trefoil Better Than Ladino Clover on Droughty Soil 19 



Soil Survey 19 



2,4-D Will Control Weeds in Corn that Is 12-18 Inches High 19 



Other Active Projects 19 



BACTERIOLOGY 



Studies on Bovine Mastitis 20 



Other Active Projects 20 



BOTANY 



Tomatoes Resistant to Late Blight • 20 



New Organic Fungicides Give Good Control of Apple Scab and Excellent 



Fruit Finish 20 



Composting Aided by Hen Manure and Green Vegetation 20 



Native Blackberries of New Hampshire 21 



New Plant Diseases in New Hampshire 21 



Other Active Projects *•*■ 



2 



