INDE 



Advanced registry testing 



Analytical service 



Apple scab control 



Apple scab — spraying and dusting experiments in 1922 



Burning of foliage by sprays . 



Causal fungus ..... 



Dusting, discussion of results 



Dusting program for 1922 



Treatment of plots .... 

 Time and manner of application 



Effect on vitality of tree 



Introduction ..... 



Recommendations for 1923 . 



Dusting program .... 

 Miscellaneous ..... 

 Spraying program .... 



Spraying, cost ..... 



Spraying, discussion of results 



Home-made Bordeaux and lime-sulfur 

 Importance of first spray applications 

 Liquid lime-sulfur v. dry lime-sulfur 



Sprajdng program for 1922 



Treatment of plots .... 

 Time and manner of spray applications 



Spraying, relation of weather to 



Tabulated results .... 



Apples, cover crops for .... 



cultivation v. mulching 



fertilization ..... 



interrelation of stock and scion 



pruning ...... 



varietj'' fruit spur study 

 Asparagus, improvement of ... 



Bacteriophagic specificity .... 

 Bees — does spraying orchards kill? 

 Blueberry investigations . . 



Brambles, winter injury of . 

 Bulletin No. 213, Tobacco wildfire in 1922 

 Bulletin No. 214, Combating apple scab: sprajang and dusting experiments in 1922 

 Bulletin No. 215, Pedigree, the basis of selecting breeding males for egg production 

 Bulletin No. 216, Digestion experiments with cattle feeds 

 Bulletin No. 217, The value of buttermilk and lactic acid in pig feeding 

 Bulletin No. 218, The control of the squash vine borer in Massachusetts 

 Buttermilk, value for pigs 

 Control and regulative service 



Dairy law .... 



Feed law .... 



Fertilizer law 



Poultry disease elimination law 

 Cranberry, high-bush . 

 Cranberry Station: 



Addition to staff . 



Blueberry investigations 



Disease work (in cooperation with U. S. D. A. 



Insects affecting the cranberry 



Weather observations 

 Diagnostic service 



Insect injury 



Plant diseases 



Poultry diseases . 

 Digestion experiments with cattle feeds 

 Economics, agricultural: 



Boston food supply study 



Local balance of trade in farm crops 



Methods and cost of distribution of onions 



