Show wealth put into the earth the united states with about a 0 per cent of the worlds population uses approximately in 10 per cent ortho worlds annual output of commercial fertilizer and ranks second only to germany asa as n producer the clia worlds annual production Is worth on assumed values of IGO a ton for altro nitrogen gep in the warehouses of tho the producer and a value of 50 a ton each for phosphoric acid an and potash the total amount of plant food used by amerlean american farmers carmera increased 48 45 per cent from 1011 1914 1 to 1028 |