CONTENTS. 



PAGE 



Report of the cranberry substation for 1916: — 



Blueberry culture, . . . . . . . . . .183 



Weather observations, ......... 183 



Frost protection, .......... 184 



Fungous diseases, .......... 186 



Storage tests, ........... 193 



Tentative practical conclusions based on the results of the storage 



tests 216 



Resanding, ........... 218 



Fertilizers, 222 



Insects 223 



The cranberry rootworm, ........ 223 



The gypsy moth 224 



The cranberry tip worm, ........ 226 



The black-head fireworm 226 



The cranberry fruit worm, . . . . . . . . 227 



Bog management, .......... 232 



Observations on the spoilage of cranberries due to lack of proper 

 ventilation: — 



Introduction, ........... 235 



Temperature tests in open and closed cans, ..... 236 



Effect of carbon dioxide on cranberries, ...... 237 



Effect of different relative humidities on spoilage due to carbon dioxide, 238 



Relation of fungi to spoilage due to carbon dioxide, .... 238 



Effect of carbon dioxide on fungi in the berries, ..... 239 



Publication of this Document 



approved bt the 

 Supervisor op Administration. 



