Page. 

 Mould — its constituents and properties explained . - 31 



Manures — The experiments ofMr. Hassenfratz respecting 

 the effects of manures in their different conditioiis 

 whether whole or decomposed - - - 36 



Carbon — its nature and operations as a manure explained - 36 

 Coarse manure as straw, &c. — remarks on its effects and ap- 

 plication .----- 3T 



The various ways in which such manure is rendered less ef. 

 ficacious - - - - - - * 2'' 



Different earths will manure each other - - 38 



In what ways sand and ctay should be applied when 

 intended to be used as manures - - - - 38 



The fcflBcacy of various substances, useful as manures - 38 



Marl from bog swamps a good manure on upland soils • 38 



The different kinds of marl described - - - 38 



To what soils and for what crops marl may be eflScaciously 



applied ---.--- 3d 

 Ashes — remarks as a manure - - - - 39^ 



Gypsum — remarks as a manure - - - - 40 



Ad opinion respecting the different eflBcacy of the dung of 



different domestic animals ... - 41 



Horse dung injured by laying long in a heap - - 41 



The opinion which has heretofore prevailed that wet yards 

 are best for the purposes of preparing barn manure an er- 

 roneous one ------ 41 



Various opinions respecting the best mode of applying co&rse 

 manure to the soil - - - - - 41 



Mr. Davy's opinion repecting the proper mode of applying it, 



and his reasons for it - - ^ . 41-42 



How coarse materials should be disposed of, and prepared 

 for manure - ----- 42 



Variou ^substances proper for compost manure described 43- 



Coarse manure should not be long exposed to drought, and 

 mo s'ure before it is applied - - - - 43 



Remarks on the diversity of opinion and practice respecting 



the application of compost manure - - - 44 



Remarks on the economy, and the means of providing com- 

 post manure - - - - - - 45 



Kemarks on the ImjH'oper manner of applying compost ma- 

 nure - - - - - 45-46 



The method of covering coarse manure practiced by some 

 farmers ----- . 4g 



Remarks en the importance of ploughmg in green crops as a 

 manure - - - - - - -47 



A mode suggested, by which green crops may be most effec- 



» tually covered by ploughing , - =^ - 47 



