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N. J. Blueberry Diseases and Their Control , To (l) learn 

 causal agents of blueberry diseases, life histories of 

 present imperfectly \mderstood pathogens, and influence 

 of environment on development of diseases; (2) develop 

 control measures based on above determinations; (3) learn 

 effect of chemicals used in disease control on plant 

 growth, yields, and fruit quality; and, {k) develop pro- 

 cedures for screening large numbers of seedlings in search 

 for resistance to major blueberry diseeises. 

 Plant Path, kjl Coop. USDA 



N. J. Cranberry Diseeises and Their Control . To (l) learn 

 causal agents of cranberry diseases, life histories of 

 present imperfectly imderstood pathogens, and influence of 

 environment on disease development; (2) develop controls 

 for above determinations; (3) learn effect of chemicals used 

 in control on plant growth, yields, and fruit quaJ.ity; and, 

 (k) evaluate selections for good growth characteristics, 

 disease resistance, etc. 



Plant Path. 1^72 Coop. USDA 



N. J. Diseases of Strawberries, Grapes and Cane Fruits . To 

 learn (1) causes, extent of losses, and control of disease 

 of strawberries, grapes and cane fruits; (2) effect of chemi- 

 cals in disease control on plant growth, yields, and fruit 

 quality; and, (3) influence of soil temperature on develop- 

 ment of root and vascular disease of strawberries. 

 Hort., Ent. l«-8o Coop. AR3 



Insect Control 



Ark. Biology and Control of Strawberry Crown Borer . To (l) 



find a control program which will control crown borer without 

 causing other problems; and, (2) learn the most effective 

 method of application of insecticide, as well as proper 

 timing. 



Ent. h63 



Calif. Control of the Grape Bud Mite by Chemical and Cultural 

 Methods . Devise a method of control that can be used by 

 commercial grape growers. 

 Ent. 1710 



