VIII CONTEXTS. 



CHAPTER XXXIV. 



Manures for Special Crops. Hops. Indian Corn. Turnips. Mangel-Wurzel 

 or Sugar-Bouts. Cabbages, Parsnips, Lettuce, Onions, etc 274 



CHAPTER XXXV. 



Manures for Gardens and Orchards. Market Gardens. Seed-growing Farms. 

 Private Gardens. Hot-beds. Manure for Nurserymen. Fruit Growers. 

 Heu-Mauure 294 



CHAPTER XXXVI. 



Different Kinds of Manures. Cow Manure. Sheep Manure. Buying Manure. 

 Liquid Manure. Nightsoil and Sewage. Peruvian Guano. Salts of Am- 

 monia and Nitrate of Soda 302 



CHAPTER XXXVII. 



Bone-Dust and Superphosphate of Lime. Bone furnishes Nitrogen as well as 

 Phosphate of Lime. Increasing the Availability of Bone with Sulphuric 

 Acid :;i 1 



CHAPTER XXXVIII. 



Special Manures. Liebig's Views. Special Manure for Wheat and Turnips. 

 Rothamsted Experiments 3 ~ 



CHAPTER XXXIX. 



Value of Fertilizer?. Cost, per pound of the Essential Constituents of Ferti- 

 lizers. Value of Guanos. Potash as a Manure 324 



APPENDIX. 



Letter from Edward Jessop. From Dr. E. L. Stnrtcvant. From M. C. Weld. 

 From Peter Henderson. From J. B. M. Anderson. Manure Statistics of 

 Long Island. Letter from J. H. Rushmore. Letter from John E. Backus. 

 Manure in Philadelphia. Various other Letters 332 



