48 



H. H. Love and C. E. Leighty 



O -H c^ ro -* LO 





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tl 



1 



GO 



2 



1 

 o 



i 

 1— 1 



^ 



1 



CO 



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I 





1* 



T 



GO 



CI 





11.5-12.5 









1 



1 



1 



1 





1 















5 



12.5-13.5 





1 



1 



5 



10 



11 



11 



9 



3 



3 













54 



13.5-14.5 





2 



3 



10 



9 



8 



28 



43 



24 



19 



8 



4 









158 



14.5-15.5 



1 



1 



2 



4 



4 



o 



18 



28 



22 



17 



12 



10 



3 



1 





128 



15.5-16.5 









1 







6 



4 



4 



9 



7 



7 



3 





1 



42 



16.5-17.5 















1 



1 









3 



2 





1 



8 



17.5-18.5 





















2 





1 









3 



18.5-19.5 

















1 



1 















2 



1 4 6 21 24 25 65 86 55 50 27 25 8 1 2 

 Fig. 47. — Average weight of kernels per plant in milligrams, subject 



Aoerage yield of culm per plant in grams, relative. 1912 



Coefficient of correlation = .429 ± .028 



400 



.-( i-H (N IM CO CO 



8.5- 9.5 

 9.5-10.5 

 10.5-11.5 

 11.5-12.5 

 12.5-13.5 

 13.5-14.5 

 14.5-15.5 

 15.5-16.5 

 16.5-17.5 

 17.5-18.5 

 18.5-19.5 

 19.5-20.5 



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lO 







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lo 









>— ' 



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t^ 



t^ 



1 





1 



1 



























1 





1 



1 



2 



1 





1 







1 















1 



1 



5 



3 



2 



3 



2 





1 

















2 



5 



17 



18 



12 



11 



10 



3 



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4 



1 





\ 







7 



15 



18 



35 



25 



19 



16 



14 



16 



10 



5 



1 



1 



2 



1 





5 



11 



18 



18 



26 



17 



18 



9 



4 



5 



4 





1 





1 



1 



3 



2 

 1 



6 

 2 



4 

 5 



y 



5 



8 



2 



2 

 2 



1 







1 







1 











1 



























20 35 68 



58 49 30 30 17 13 



Fig. 48. — Average weight of kernels per plant in milligrams, subject 

 Total number of kernels per plant, relative. 1909 

 Coefficient of correlation = .033 ± .030 



2 



1 



2 



3 



3 



18 



93 



185 



138 



38 



16 



1 



500" 



i i 



CO CO 



11.5-12.5 

 12.5-13.5 

 13.5-14.5 

 14.5-15.5 

 15.5-16.5 

 16.5-17.5 

 17.5-18.5 

 18.5-19.5 

 19.5-20.5 

 20.5-21.5 

 21.5-22.5 

 22.5-23.5 

 23.5-24.5 







^H 



^H 



(M 



(>> 



CO 



CO 



"* 



Tt. 







1 



















1 



2 







1 











1 



1 



1 



5 



1 



4 



1 



1 



1 







2 



7 



9 



6 



15 



7 



2 



1 



1 





2 



16 



12 



20 



11 



7 



3 



1 







5 



22 



24 



25 



11 



14 



1 



1 





1 



7 



21 



22 



20 



9 



3 











1 



12 



11 



5 



6 



1 







1 





2 



6 

 4 

 3 



6 

 5 



1 



3 

 1 



1 





1 













1 















1 



4 



16 



50 



72 



103 



83 



37 



19 



10 



4 







1 



2 21 95 96 81 58 33 8 4 2 400 

 Fig. 49. — Average weight of kernels per plant in milligrams, subject 

 Total number of kernels per plant, relative. 1910 

 Coefficient of correlation = - .253 ± .032 



