170 



Clyde E. Leighty 



Series 100 





Tt< 



00 



c^ 



o 



o 



^ 



00 



<M 



o 



O 



^ 











^H 



1— 1 



!M 



c^ 



c^ 



CO 



CO 



■^ 



■^ 







1 



o 



4 



0^ 



T— 1 



s 





4 



c^ 



ob 



1 

 ->) 



CO 



CO 



i 



Totals 



0-1 



5 



37 



4 



















46 



1-2 





17 



45 



15 

















77 



2-3 







9 



39 



23 



3 



2 











76 



3-4 









5 



12 



19 



8 



1 









45 



^5 









1 





5 



6 



11 



1 







24 



5-6 















3 



5 



5 



5 





18 



6-7 















1 



2 



3 



3 



2 



11 



7-8 





















1 





1 



8-9 





















1 



1 



2 



Totals 



54 58 60 35 27 20 19 9 10 



300 



Fig. 134. — Correlation between average yield of culm -per -plant, in 

 decigrams, subject; and average number of kernels per culm of 

 plant, relative 



r = .930 ± .005 



however, for the medium condition of crowding. The smallest coefficient 

 is .906 ± .008, for series 63. The extreme difference of the results in line 

 50 is .024 ± .009, which is less than three times its probable error. In 



Series 122 



4 



Totals 34 79 65 60 28 17 15 



Totals 



0-1 



34 44 









78 



1-2 



35 50 10 1 









96 



2-3 



15 42 13 



2 







72 



3-4 



8 14 



12 



3 





37 



4-5 





3 



7 



2 



12 



5-6 







4 





4 



6-7 







1 





1 



300 



Fig. 135.— Correlation between average yield of culm 

 per plant, in decigrains, subject; and average num- 

 ber of kernels per culm of plant, relative 



X = .908 ± .007 



