AGRICULTURAL LIME 103 



plots to which caustic lime (Ca(OH)2) was applied as com- 

 pared with the application of twice the quantity of ground 

 limestone (CaCOs) there was a loss from the caustic lime, 

 during that period, of 375 pounds of nitrogen, without a 

 corresponding increase in yield. 



At the Rhode Island Station, it was found that Ken- 

 tucky blue grass, timothy, awnless brome grass, meadow 

 oat grass, tall fescue, and orchard grass were benefited, 



FIG. 36. Distributing lime with a lime spreader. (Bulletin 159, 

 Ohio Exp. Station.) 



while red top and Rhode Island bent did well without lime. 

 Beets and spinach showed marked effects from liming, less 

 marked effects being shown on rye, carrots, and crimson 

 clover. The following plants were improved, due to appli- 

 cation of lime: Strawberries, asparagus, rhubarb, white 

 mustard, leeks, endive, mangel wurzels, muskmelons, dwarf 

 brown corn, sweet peas, and poppies. Watermelons are 

 greatly injured by applications of lime, and should not be 

 planted on limed soil until three or four years have elapsed 



