144 Clyde E. Leighty 



TABLE 8. Correlations, Series 1219, 1221, 1257, 1259.* Varieties in Hills 



AND IN Drills 



Average yield of culm per plant, in decigrams — Average height of plant, in centimeters 



1219 r= .859 ± .010 1257 r= .875 ± .009 



1221 r= .853 ± .011 1259 r= .788± .015 



Average yield of culm per plant, in decigrams — Average number of kernels per culm of plant 



1219 r = .934 ± .005 1257 r = .965 ± .003 



1221 r= .952 dz .004 1259 r= .960 ± .003 



Average yield of culm per plant, in decigrams — Average number of spikelets per cukn of plant 



1219 r= .916 ± .006 1257 - r= .954 ± .003 



1221 r= .931 ± .005 1259 r= .956 ± .003 



Average jdeld of culm per plant, in decigrams — Average weight of straw per culm of plant, 



in decigrams 



1219 r= .933 ± .005 1257 r= .925 ± .006 



1221 r= .856 ± .010 1259 r= .787 ± .015 



Average j-ield of culm per plant, in decigrams — • Average weight of kernels per plant, in 



milligrams 



1219 r= .539 ± .028 1257 r= .563 ± .027 



1221 r= .493 ± .029 1259 r= .407± .032 



Average weight of kernels per plant, in milligrams — Average height of plant, in centimeters 



1219 r= .553 ± .027 1257 r= .577 ± .026 



1221 r= .325 ± .035 1259... r= .186± .038 



Average weight of kernels per plant, in milligrams — Average number of kernels per culm 



of plant 



f219 r =- .340 ± .034 1257 r= .415 ± .032 



1221 r= .250 ± .036 1259 r= .186 db .038 



* 1219, Early Champion in drills 

 1221, Early Champion in hills 

 1257, Sixty Day in driUs 

 1259, Sixty Day in hills 



