CONTENTS. 



THE PAESNIP CROP. 



PAGE 



Soils suitable Preparation of, . . . . . .3 



Policy of growing different root crops, .... 6 



Cultivation Harvesting, &c., . . . . . .7 



Diseases affecting it, ... . . . . 9 



Insect injuries, . . . . . . . .11 



Chemistry of the Parsnip, . . . . . .13 



THE POTATO CROP. 



Introduction of, ....... 17 



Early cultivation, . . . . . . .19 



Varieties in cultivation, . . . . . .21 



Class of soils suitable, . . . . . .27 



Soils and climates suitable, . . . . . .29 



Potato and turnip plants compared, . . . .31 



Place in the rotation, . . . . . . .33 



Preparation of soil Manuring, &c., .... 35 



Obtaining varieties- from seed, . . . . . .37 



Dividing tubers for "sets," . ..... 39 



Treatment of tubers, &c., for planting, . . . . .41 



Mode of planting, &c., ...... 43 



Cultivation Mode of harvesting, &c., . . . . .45 



Mode of harvesting Storing, ..... 47 



Arrangement of store-heap, or "clamp," . . . .49 



Cultivation for early market purposes, .... 51 



Diseases the "curl;" "dry-rot," . . . . .53 



" The potato disease," ...... 55 



Treatment and remedies recommended, . . . .57 



Effects on the structure of the tuber, .... 59 



Insects infesting crop, . . . . . . .61 



Chemistry of the potato, _ . ..... 67 



