

April 20, 1944 



Prepared by the Fruit Program Conmittee 

 of the Extension Service 



T/Y. H. Thies, Extension Horticulturist 



Contents 



Earliest Year on Record for Apple Scab Spore llaturity 



Schedule of Spray Message Broadcasts 



Adventure in Soil Conservation 



Poultry llanure as a Strav;berry Fertilizer 



Bee Repellents 



Impressions in the Hudson Valley 



Controlled-Atmosphere Storage in New York State 



Costs of Production 



Peach Prospects for 1944 



An Easy VJay to Thin Fruits (?) 



Treatment for Magnesium Deficiency 



New Seedling Apples 



F'Jrtilizing Cultivated Blueberries 



EARLIEST YEAR ON RECORD FOR APPLE SCAB SPORE IvIATURITY 



Mature apple scab spores were observed this spring in one of the 

 College orchards on April 1, at the time fruit buds v/ere barely in the silver 

 tip stage. In view of this unusual situation, it is of interest to reviev; the 

 factors which are believed to influence the time of maturity of the v/inter 

 spores. 



Past observations indicate that, as a rule in Massachusetts, winter 

 spores begin reaching maturity about green- tip stage; a very small por cent 

 are ready to discharge at delayed dormant; the period of heavy discharge is 



Issued by the Extension Service in furtherance of Acts of May 8 and June 30, 

 1914, V^illard A. Uunson, Director, Massachusetts State College, United States 

 Department of Agriculture, and County Extension Services cooperating. 



