FARM MANURE 



529 



Table CXIX 



CONSERVING EFFECT OF REINFORCING AGENTS ON MANURE 

 EXPOSED FOR THREE MONTHS. 



Treatments 



Katio Values of a 

 Ton of Manure 



Percentage 

 Loss 





IN JANUARY 



IN APRIL 





No reinforcement 



100 



93 



102 



128 

 106 



64 

 67 

 66 

 93 



75 



36 



With gypsum 



With kainit 



38 

 35 



With floats 



27 



With aeid phosphate 



29 



figures from Ohio ^ over a period of fourteen years in a rota- 

 tion of maize, wheat, and hay may be taken as evidence re- 

 garding this point. The manure treated and handled as above 

 was added to the maize at the rate of 8 tons to the acre. 



It is evident that the principal benefit of reinforcing ma- 

 nure lies in the balancing influence and that acid phosphate 

 and floats are the most desirable agents. It is also evident 



Table CXX. 



influence of reinforcing on the effectiveness 



of manure. 





Average Annual Increase to the Acre 



Ratio Vat.ue 

 OP Increase 



Thfatment 



Corn 

 14 Crops 



Wheat 

 14 Crops 



Hat 



11 Crops 



Per Ton of 



Manure 



No reinforcement . . 

 With gypsum .... 



With kainit 



With floats 



With aeid phosphate 



18.6 bus. 



23.6 bus. 



23.7 bus. 

 25.0 bus. 

 30.6 bus. 



9.5 bus. 

 11.6 bus. 

 113 bus. 

 12 9 bus. 

 15.1 bus. 



801 lbs. 



916 lbs. 

 1156 lbs. 

 1578 lbs. 

 1853 lbs. 



100 

 119 

 115 

 138 

 161 



* Thome, C. E., and others, IPlans and Summary Tables of the Experi- 

 ments at the Central Farm; Ohio Agr. Exp. Sta., Cire. 120, p. 112, 

 1912. 



