20S 



THE BOTANICAL MAGAZINE. 



[Vol. XXXII. No, 3S2. 



Individual 

 number 



Number 



of ears 



examined 



Blue grains 



Whitish 

 yellow 

 grains 



T.g. 



Deviation 



Probable 

 error 



D./P.E. 



1 

 3 

 5 

 8 

 9 



11 

 13 



5 

 6 

 3 

 5 

 2 

 9 

 3 



96 

 147 



69 

 133 



49 

 208 



66 



31 

 45 

 23 

 35 

 20 

 89 

 25 



127 

 192 



92 

 168 



69 

 297 



91 



±0.75 

 ±3.00 

 ±0.00 

 ±7.00 

 ±2.75 

 ±14.75 

 ±2.25 



±4.88 

 ±6.00 

 ±4.15 

 ±5.61 

 ±3.60 

 ±7.46 

 ±4.13 



0.15 

 050 



1.25 

 0.76 

 1.98 

 0.54 



Total 

 observed 

 Expected 



33 



768 



777 



268 



259 



1036 



1036 



±9.00 



±13.82 



0.65 



Experiment III. 



_ fBlue grained " Okina-mugi " 



(.Whitish yellow grained "Hizahachi" 



"Okina-mugi" x "Hizahachi" 



Individual 

 number 



Number 



of ears 



examined 



Blue grains 



Whitish 



yellow 



grains 



T.g. 



Deviation 



Probable 

 error 



D./P.E. 



7 

 10 



2 

 2 



118 

 102 



32 

 32 



150 

 134 



±5.50 

 ±1.50 



±5.30 

 ±5.01 



1.04 

 0.30 



Total 

 observed 

 Expected 



4 



220 



213 



64 



71 



284 



284 



±7.00 



±7.30 



0.96 



"Hizahachi" x " Shiro-mugi " 



Individual 

 number 



Number 



of ears 



examined 



Blue grains 



Whitish 

 yellow 

 grains 



T.g. 



Deviation 



Probable 

 error 



D./P.E. 



3 

 5 



3 



2 



134 

 136 



44 

 31 



178 

 167 



±0.50 

 ±10.75 



±5.78 

 ±5.60 



0.09 

 1.92 



Total 

 observed 

 Expected 



5 



270 



258.75 



75 

 86.25 



345 



345 



±11.25 



±8.04 



1.40 



If these reciprocal results are combined, the numbers are : 



Blue grains Yellow grains Total grains D. P.E. D./P.E. 



Observed 490 139 629 ±18.25 ±10.86 1.68 



Expected 471.75 157.25 629 



