}Lll CONTENTS. 



PAQE 



Gypsum — Phosphate of lime — Ashes — Burnt clay — 

 Soot, charcoal — Gas liquor — Potash — Alkaline salts — 

 Nitrates, common salt — Salt and lime . . . 284 



CHAPTER IX. 



Composition of particular crops — Composition of wheat — 

 Barley — Oats — Rye — Maize — Rice — Buckwheat — Lin- 

 seed — Hempseed — Oil-seeds — Beans — Peas — Lentils — 

 Vetches — Potatoes — Batatas, Jerusalem artichoke —  

 Oxalis — Cabbage — Turnips — Mangel-Wurzel — Carrot 

 — Parsnip — Clover — Lucern — Saintfoin — Composition 

 of particular manures — Cows' urine — Horse-dung — 

 Pigs' dung — Night-soil — Urine — Bones of oxen — Cows 

 — Horses — Pigs — Farmyard dung — Guano — Wood- 

 ashes — Lixiviated ashes — Peat ashes — Kelp . 333 



Index . . . . . . . . . .379 



