6io 



Journal of Agricultural Research 



Vol. XV, No. 11 



TabIvE V. — Effect of carbon disulphid upon nitrogen fixation and nitrate accumulation- 

 Continued 



NOT EVAPORATED 



EVAPORATED 



"Nitrogen fixed in milligrams per so cc. of culture, b Nitrates in milligrams per 100 gm. of soil. 



Table VI. — Effect of toluol upon nitrogen fixation and nitrate accumulation 

 NOT evaporated 



" Nitrogen fixed in milligrams per so cc. of culture. 



6 Nitrates in milligrams per 100 gm. of soil. 



