CONTENTS. 



Page, 

 q 

 Introduction 



Influence of cold storage on the apple industry 



The extent of the cold-storage warehousing industry 10 



The function of the cold-storage warehouse 12 



Principles of mechanical refrigeration 



The utilization of the cold temperatures 



The direct-expansion system 



The brine-circulating system 



The air-circulating system 



Outline of experiments in apple storage 15 



Factors influencing the keeping quality of apples 



The maturity of the fruit when picked 



How to obtain more uniform and better colored fruit 18 



Influence of delaying the storage of the fruit I 9 



91 



Influence of storage temperature * x 



Influence of a fruit wrapper z2 



Influence of cultural conditions 



Influence of the type of package 24 



The behavior of the fruit when removed from storage 25 



The importance of good fruit 26 



Apple scald 



Nature of the scald _ 



Influence of maturity of the fruit on scald 2 ' 



Influence of temperature on scald 29 



The temperature in which the fruit is removed from the storage-house. . . 29 



Influence on scald of delaying the storage of the fruit after it is picked ... 30 



Influence of a fruit wrapper on scald 



Varieties most susceptible to scald 



Treatment to prevent scald d - 



Comparison of varieties in cold storage 6ii 



Outline of cultural conditions 



Variety catalogue 



fi'-> 

 Summary 



Description of plates 



7 



