CONTENTS. 



weather In damp weather Heaps of potatoes Management of 

 the heaps in autumn. 16 20 



CHAPTER IV. 



An Account of Diseases which have previously affected the Crop, and 

 the Remedies that have been found efficacious. 



Subject to disease at an early period The curl Probable causes of 

 the curl Observations of Mr. Knight Discovery by Mr. Crozer 

 Failure or taint The drought of 1826 Remarks of Mr. Shirreff 

 Deterioration of varieties The potatoe a short lived plant Late 

 planting recommended by Mr. Knight Over ripened and wider 

 ripened seed Effects of comparative wet and dry soils on whole and 

 cut tubers Scab or ulcerated surface Causes of total or partial 

 failure have existed from a very early date Planting of entire tu- 

 bers recommended Rust, black rust A description of this disease 

 Cause assigned Observations on the disease from various author- 

 ities Dr. Van Martius on the epidemic diseases of potatoes 

 Views of Rev. Mr. Allen, 2134 



CHAPTER V. 



Various Uses to which Potatoes are applied. 



Comparative value of potatoes and grain Potatoe flour Farina in po- 

 tatoes Meal of potatoes may be preserved Tapioca from potatoes 

 The process described Potash from potatoe leaves and stalks; Po- 

 tatoes for cleaning woollens Making wine and ardent spirits Ger- 

 man method of making potatoe flour Method of using potatoes in 

 Denmark and Norway, 35 42 



PART II. 



THE POTATOE PLAGUE, 



Preliminary Remarks. 



Importance of the subject Extent of the crop in the United States 

 Review of various theories concerning the malady, . . . 43 56 



