Tur CARBON DIOXIDE OF THE Sort AIR 
TABLE 8. Carson Dioxipre (PER Cent BY VOLUME) PropuUcED APPARENTLY BY THE 
Mixtet Crop, 1918. DrterMINneD BY SUBTRACTING THE AMOUNT OF CARBON DioxIDE 
IN THE Bare SOIL FROM THAT IN THE CROPPED SOIL 
Carbon dioxide apparently pro- 
duced by millet crop in 
High COz soil Low COz soil 
(1) (II) 
—0.050+ .043 | —0.005+ .003 
eiieleiremeliw =) e eles ee eis eee (0 0 6 + = is 
SO Oey eC On 5S OTOseCnosOnO->) Cl OmGEOEOEG 
+0.018+ .025 | —0.012+ .007 
+0.017+.086 | +0.025+ .004 
+0 .025+ .064 0.C00+ .016 
+0.025+ .032 | +0.045+ .025 
+0.367+.086 | +0.013+ .061 
+0.135+ .101'} +0.088+ .058 
+0.235+ .067 | +0.218+ .049 
+0.480+ .608 | +0.3753: .055 
+0.5524 .021 | -+0.708=:.170 
+0.937+ .035 | +0.558+ .022 
+1.133+.029 | +0.920=: .030 
+0.979+ .041 | +0.880=2 .024 
+1.115+.019 | -+0.975=+- .039 
+1.348= .028 | +1.205+ .054 
+1.372+ .048 | +1.283+ .044 
+1.5738+.031 | +1.518+ .019 
+2.210+ .026 | +2.067+.058 
+2.107+ .062 | +2.082+ .075 
+2.2004.018'} -+1.995+ .060 
+1.677+.018 | +1.807=- .054 
ip olOa=- Oil +- 1.6352: .077 
+1.555+ .048 | +-1.610+ .056 
