TABLE OF CONTENTS 



Page. 



Treasurer's report i 



Director's report 5 



Report of the Chemical Department : 



Report of analyses of commercial fertilizers for the spring of 1897 31 



Report of analyses of commercial fertilizers for the fall of 1897 136 



The condition required for the successful growth of sugar beets 1 88 



Report of the Horticultural Department : 



Treatment of leaf spot in plum and cherry orchards in 1896 207 



Spray pumps and spraying 215 



Anthracnose of the black raspberry 231 



Forcing tomatoes ; comparison of methods of training and benching 245 



Note on a tomato disease 271 



Strawberries in 1897 273 



Variety tests with raspberries, blackberries and dewberries 284 



Results with oat smut in 1897 294 



Spraying in 1897 to prevent gooseberry mildew 307 



Wood ashes and apple scab 316 



Report of the Department of Vegetable Pathology : 



The downy mildew of the cucumber ; what it is and how to prevent it 345 



Spraying potatoes on Long Island in the season of 1896 376 



A bacterial disease of sweet corn 401 



Experiments and observations on plant diseases 417 



Report of the Entomological Department : 



Inspection of nurseries and treatment of infested nursery stock 437 



Plant lice ; descriptions, enemies and treatment 470 



Report of the Department of Animal Husbandry : 



The source of milk fat 491 



Digestion and feeding experiments 523 



Alfalfa. 



551 



P^eding experiments with chicks and capons 561 



Report of the Department of Field Crops : 



The outlook for the sugar beet industry 581 



The station experiments with sugar beets 588 



Commercial fertilizers for potatoes 596 



Meteorological record for 1897 617 



Index 635 



