156 Clyde E. Leighty 



TABLE 13. Means, Standard Deviations, AND Coefficients of Variability (continued) 



Average length of head per plant, in centimeters 



63 100 122 



M 12.101± .097 8.730± .084 7.290± .079 



rr 2.226 ± .069 2.161 ± .059 2.039 ± .056 



C 18.40 ± .59 24.75 ± .72 27.97 ± .83 



Average weight of kernels per plant, in milligrams 



63 100 122 



M 17.882=t .137 14.943 ± .123 15.527± .140 



ff 3.134 ± .097 3.154 ± .087 3.603 ± .099 



C 17.53 ± .56 21.11 ± .61 23.20 ± .67 



Average number of kernels per culm of plant 



63 100 122 



M 32.941± .516 16.267 d= .357 11.200± .255 



T 11.803± .365 9.184± .253 6.544± .180 



C 35.83 ±1.24 56.46 ±1.99 58.43 ±2.08 



Diameter of straw, in decimillimeters 



63 100 ' 122 



M 26.546± .191 16.600± .195 14.240± .166 



rr 4.377 ± .135 5.012 ± .138 4.263 ± .117 



C 16.49 ± .52 30.19 ± .90 29.94 ± .89 



Average weight of straw per culm of plant, in decigrams 



63 100 122 



M 7.739 ± .114 4.143 ± .086 2.900 ± .060 



(T 2.600 ± .080 2.213 ± .061 1.553 ± .043 



C 33.60 ±1.15 53.42 ±1.84 53.55 ±1.85 



Average number of spikelets per culm of plant 



63 100 122 



M 15.815 ± .270 7.560 ± .164 5.240 ± .111 



ff 6.176 ± .191 4.228 ± .116 2.856 ± .079 



C 39.05 ±1.38 55.93 ±1.96 54.50 ±1.89 



' Average number of kernels per spikelet of plant 



63 100 122 



M .. 2.073 ± .011 2.093 ± .012 2.005 ± .012 



<7 .253 ± .008 .299 ± .008 .306 ± .008 



C 12.20 ± .38 14.29 ± .40 15.26 ± .43 



