TABLE OF CONTENTS 



PACI 



INTRODUCTION ix 



OBJECTIVES AND PROBLEMS e i 



BREEDING NEW TYPES 5 



SUPER-ELITE, ELITE, AND COMMERCIAL SUGAR-BEET SEED. 8 



TIME REQUIRED IN WHICH TO PRODUCE SUGAR-BEET SEED. 10 



DISTRICTS WHERE GROWN 1 1 



SOIL AND FERTILIZATION 12 



PLANTING SUPER-ELITE SEED FOR GROWING "MOTHER 



BEETS" 15 



FIRST PHYSICAL SELECTION 17 



SECOND PHYSICAL SELECTION 19 



FIRST CHEMICAL SELECTION 21 



SECOND CHEMICAL SELECTION 25 



PLANTING AND CULTIVATING SELECTED "MOTHER BEETS ".. 26 



PLANTING "ELITE " SEED 29 



GERMINATION TESTS 30 



HARVESTING, THRESHING AND CLEANING SUGAR-BEET SEED 32 



PURCHASERS' GUARANTEE 37 



AMERICAN-GROWN SUGAR-BEET SEED 46 



STATE OF WASHINGTON SUGAR-BEET SEED FARM 51 



SEED GROWING IN CALIFORNIA 60 



SEED GROWING IN UTAH AND IDAHO 61 



SUGAR-BEET SEED EXPERIMENTS IN SOUTH DAKOTA 62 



SINGLE -GERM BEET BALLS 68 



SUGAR-BEET SEED SITUATION IN 1914, 1915 AND 1916 84 



IMPORTANCE OF DOMESTIC SUGAR-BEET SEED PRODUCTION. . 89 



WORLD PRODUCTION OF SUGAR-BEET SEED 97 



UNITED STATES PRODUCTION OF SUGAR-BEET SEED 109 



STATISTICAL TABLES 115 



vii 



