USEFUL TABLES. 



263 



TABLE SHOWING THE AMOUNT OF NITROGEN, PHOSPHORIC ACID, AND 



POTASH, IN ONE TON OP THE FRESH DUNG AND FRESH URINE 



OF DIFFERENT ANIMALS, AND ALSO OF THE DRAINAGE 



OF THE BARN-YARD. 



1 TON FRESH DUNG. 



1 TON FRESH URINE. 



TABLE SHOWING CONTENTS Ol? A HEAP OF MANURE AT DIFFERENT 

 PERIODS, EXPOSED TO RAIN, ETC. 



TABLE SHOWING WEIGHT OF MANURE PER BUSHEL, AND PER LOAD OF 

 50 BUSHELS.* ** 



Harris' " Talks on Manures.' 



