292 ©N MANURES. 



poor return. Coarse ashes and cinders are better than those! 

 that are finely sifted. 



4. SooL 

 Soot. This is a very powerful manure on most soils; but least 



upon strong or wet clay. Twenty bushels an acre are the 

 common quantity applied on green wheat or clover in the 

 spring. 



5. Peat Dust. 



Peat dust. From its abounding in hidrogen this should operate as a 



strong manure. Commonly too it contains much iron. 

 Having a great attraction for humidity, it is very advantage- 

 ous on dry sandy soils. Mr. Farey asserts it to be the best 

 possible dressing for onions. 



6. Potash Waste. 

 Potash waste. The alkali having been extracted, this is not a powerful 

 manure, but does good in low meadows, and on grass lands 

 in general. Ten loads an acre, or 350 bushels, are a com- 

 mon quantity. 



7. Sugar -bakers Waste, 



Sugar bakers Some say this is a powerful manure. 



waste. 



8. Tanners Bark. 



Tanners bark. The tanning principle is probably in all cases hostile to 

 vegetation. If this bark be ufeful any where, it should be 

 on calcareous soils. Sometimes it appears to have dimi- 

 nished a crop of corn very considerably. 



9. Malt Dust. 

 Malt dust. Eighty bushels an acre have exceeded dung on clay land 



for wheat. From twenty to forty bushels are commonly 

 used, and with success on various soils. 



10. Rape Cake. 

 Rape cake. About half a tun an acre is an excellent manure, but 



since the price has risen less is used. Mr. Coke, by dril- 

 ling it in powder with turnip seed, makes a tun do for five or 

 six acres. 



Of 



