GRASS GROWING FOR PROFIT 9 
-—* What shall I use ””— as follows: Use Nitrate of 
Soda, because it is a food element that is especially 
needed; it is soluble in water and can be immediately 
taken up by the plants and supplies them with that 
which they need at the time they need it —it can 
Same Rock Shattered by the Explosion of Dynamite. 
be used by them early in the spring before other 
forms of applied Nitrogen are usable and before other 
soil supplies are available. The results of experi- 
ments conducted through a period of nine years, 
and in different sections of the state, show that upon 
soils which will produce crops ranging from one to 
three tons per acre, a gain in yield of from 9 to 54 
per cent., or an average increase of 32.7 per cent., 
may be expected from the use of from 100 to 150 
