126 



Journal of Agricultural Research 



Vol. XV. No. 2 



the hydrolysis of wheat. By multiplying these figures in the B columns 

 by 0.7 the number of milligrams of amino nitrogen are obtained. 



Table VI. — Quantity of nitrogen in titrable form as obtained by electrometric titration 



FOR WATER EXTRACT 



Age of silage. 



Alfalfa alone. 



N/50 



sodium 



hy- 

 droxid 

 after 

 adding 

 forma- 

 lin 

 (cc). 



Quan- 

 tity in 

 A + col- 

 umn B, 

 Table 

 V,2d 

 sect, 

 (cc). 



Mgm. 

 amino 

 nitro- 

 gen or 

 cc. in 

 BX0.7. 



Sweet clover alone. 



NIzo 

 sodium 



hy- 

 droxid 

 aft^r 

 adding 

 forma- 

 lin 

 (cc). 



Quan- 

 tity in 

 A + col- 

 umn B, 

 Table 

 V,2d 

 sect, 

 (cc). 



Mgm. 

 amino 

 nitro- 

 gen or 

 cc. in 

 BX0.7. 



Sweet clover and corn- 

 meal. 



N/20 

 sodium 



hy- 

 droxid 

 after 

 adding 

 forma- 

 lin 

 (cc). 



Quan- 

 tity in 

 A + col- 

 umn B, 

 Table 

 V,2d 

 sect, 

 (cc). 



Mgm. 

 amino 

 nitro- 

 gen or 

 cc. in 

 BX0.7. 



Days 

 o 



I 



2 



3 



4 



6 



7 



8 



10 



13 



IS 



17 



21 



29 



43 



64 



A. 



3-5 

 13.8 



^3-3 

 14.8 

 16. o 

 18.5 

 22. o 



22. 2 

 22. 2 

 23.2 

 23-9 



24. O 



28.8 

 28. I 

 28.3 

 27.7 

 26.8 



B 



5-3 

 17.4 



21. I 



22. 7 

 22. 6 

 25. 2 

 27.4 

 28. I 



31-1 

 31.0 

 32. 6 

 36.8 

 39- o 

 39-8 

 38.4 

 38.7 

 39-4 



3-7 

 12. 2 

 14.8 



IS- 9 

 15-8 

 17. 6 

 19. 2 

 19.7 

 21.8 

 21. 7 

 22.8 

 25.8 



27-3 

 27.9 

 16. 9 



27. I 

 27. 6 



A 

 2. I 



7-5 



8.8 



10. 7 



13-3 

 14. o 



B 



5-5 

 13-7 

 14-3 

 16. I 

 20.3 

 18.8 



3-9 



9.6 



10. o 



II- 3 



14. 2 

 13.2 



1.8 

 6.0 

 8.6 

 9.1 

 II. 8 

 13-9 



B 



3- 

 10. 

 II. 



14. 

 iS- 

 19- 



12. o 



16. 4 



17. 6 

 15.2 

 14. 8 

 19. 2 

 19. I 

 16. S 

 16.5 



18. I 



17. o 

 21. 6 

 23. I 

 23.0 

 21. 6 

 26. 7 

 28. 7 



23- S 

 23.6 

 24.9 



II. 9 



15- I 

 16. 2 

 16. I 



15- I 

 18. 7 

 21. I 

 16.5 

 16.5 

 17.4 



13.0 



13- S 



18. I 

 17. I 

 16.8 

 17. o 



19. I 



IS- 4 

 14. I 



IS- S 



18.7 

 18.9 

 25.8 

 26. 9 

 26. 4 

 27.9 

 26.6 

 22. 7 

 21. 2 

 20.6 



2.6 

 7-5 

 8.3 

 9-9 

 10. 9 



13- 5 



113. 1 

 13. 2 

 18. I 

 18.8 

 18.5 

 19- S 

 18.6 



15-9 

 14.8 

 14.4 



FOR AI.COHOUC EXTRACT 



3 

 4 

 6 



7 

 8 

 10 

 13 

 IS 

 17 

 21 



29 

 43 

 64 

 98 



2.7 



5.8 



7-5 



8.1 



10. I 



10. 1 



II. I 



II- 3 

 13.0 



13-7 

 14. I 



IS- 4 

 IS- 6 



15- 5 

 15.8 



17-5 



