Corn Growers' Association. 



347 



FINANCIAL STATEMENT— 1906-7. 



Soil treatment. 



1906. 



Value of 

 increase. 



Cost. 



1907. 



Net j Value of 

 return, increase. 



Cost. 



Net 

 return. 



Cowpeas 



Cowpeas, lime 



Cowpeas, lime, phosphorus 



Cowpeas, lime, phosphorus, potassium 



Wireworms 



Wireworms 



$2.31 



210 



$2.00 

 2.50 

 3.90 

 5.15 



$2.00 

 2.50 

 1.59 

 3.05 



$1.96 

 3.64 

 2.80 

 5.84 



$2.00 

 2.50 

 3.90 

 5.15 



■ $ .04 

 1.14 

 — 1.10 

 + .69 



BASIS FOR CALCULATIONS. 



Corn, 35 cents per bushel. Cowpeas, $2.00 per acre. 



Lime— 2,000 pounds applied. Cost $4.00 every eighth year— 50 cents per year. 

 Phosphorous— 200 pounds bones applied 1905, 100 pounds 1906-7. Cost $1.40 per 100. 

 Potassium— 100 pounds potassium chloride applied 1905, 50 pounds 1906-7. Cost $2.50 

 per 100. 



EXPERIMENTS ON N. E. MISSOURI FLAT PRAIRIE (MONROE CITY). 



EXPERIMENTS ON CORN— 1905. 



EXPERIMENTS ON CORN— 1906-7. 



Soil treatment. 



1906. 



Yield, 

 Bu. 



1907. 



Increase 

 Bu. 



Yield, 

 Bu. 



Increase 

 Bu. 



Cowpeas 



Cowpeas, lime 



No soil treatment 



Cowpeas, lime, phosphorus 



Cowpeas, lime, phosphorus, potassium 



38.6 

 50.9 

 45.0 

 55.7 

 52.6 



$0 . 00 

 5.9 



10.7 

 7.6 



44.2 

 51.0 

 38.0 

 54.4 

 55.3 



6.2 



13.0 



16.4 

 17.3 



