CONTENTS. 
weather—In damp weather—Heaps of potatoes — Management of 
the heaps in autumn. * e . * * * . * 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 1626 — Remarks of Mr. Shirreff— 
Deterioration of varieties-—-The potatoe a short lived plant — Late 
planting recommended by Mr. Knight— Over ripened and wade 
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 emly date— Planting of entire tu- 
bers recommended — Rust, black 1ust — A description of this disease 
— Cause assigned — Observations on the disease fiom various author- 
ities — Dr. Van Maitius on the epidemic diseases of potatoes— 
Views of Rev. Mr. Allen, 2. 2. 6 ww wee BBL 
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, . . «© « «© «© «© « 8§—_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, . . . 43ami6 
