1912.] 



PUBLIC DOCUMENT — No. 31. 



217 



Table VII. — Inorganic Solids in Bog Waters, UnfiUered, 1911. 



[Parts in 100,000. 



Table VIII. — Organic and Inorganic Solids in Bog Waters, Filtered, 1911. 



[Parts in 100,000.] 



Since the primary object of the cranberry experiment is to 

 ascertain the needs of the crop for fertilizers and the fate of 



