82 



Experiments with Pi'imula sinensis- 



Table shoiving iiidividu<d fandlies raised J'roiii the crosses 

 {DR X R) and (D x DR). 



Number 



in family 



Year =)) Short 



Fi Short X Long. Short $ 



Long 



1905 



6 

 10 

 30 

 47 

 18 

 33 

 20 

 21 

 36 

 28 

 34 



3 



2 



2 



10 



34 



10 



15 



8 



13 



20 



11 



17 



F] Short X Long. Short J 



1905 



11 



10 

 10 



8 

 7 

 4 



Other Heterozygous Sliorts. 



1904 



1907 



1910 



12 

 5 

 10 

 14 

 32 

 49 

 28 

 21 



7 

 7 

 17 

 28 

 13 

 11 



Other Heterozygous Shorts. 



1904 



1905 



1907 

 1910 



32 



1 



6 



9 



3 



20 



24 



6 



15 



50 



4(; 



17 



1 



3 



5 



2 



9 



12 



5 



6 



33 



21 



Katio 



•41 : 1 



1-37 : 1 



1-13 



1-40 



113 : 1 



1-38 : 1 



1-10 : 



ra d=(l-23-a;) 



9-84 



34-20 

 123-14 

 22-50 

 43-01 

 13-40 

 34-02 

 4500 

 18-20 

 34-00 



'25-42 



26-03 



19-21 



33-60 



36-llJ 

 65-17 

 24-36 

 23-10 



30-16 

 26-22 



16-40 

 24-00 



23-10 



9700 

 38-64 



-82 



•09 

 1-39 

 •02 

 -40 

 •56 

 •39 

 •02 

 •58 

 •23 



•41 



•14 



-10 



•17 



-10 

 ■10 

 •36 

 -13 



-10 



-15 



-41 

 -23 



•13 



-71 

 -39 



-C724 



-0081 

 1-9321 

 -0004 

 ■1600 

 ■3136 

 ■1521 

 •0004 

 ■3364 

 •0529 



•1681 



■0196 



•0100 



•0289 



•0100 

 •0100 

 •1-296 

 •0169 



•0100 

 •0225 



•1681 

 •0529 



•0169 



•5041 

 •1521 



pd2 



16-1376 



•2430 

 90^9087 



•0072 

 5-2800 

 6^2720 

 3^1941 



•0144 

 9^4192 

 17986 



5-2111 



■3724 



•1700 



■6936 



■3'200 



•4900 



3^6288 



■3549 



■3200 



•4275 



3^3620 

 1^2696 



•3549 



25^2050 

 6-9966 



Totals 724 



382 



342 



28-80 : 25 891-88 



— 182-4512 



•07 - a * J *■ 27W , 891^88 , , „„ 



Weighted mean ratio = ^ : 1 = : 1 = 1-23 



Probable error of weighted mean ratio = -6745 



= -10. 

 Ratio=l-23±-10 : 1. 



: 1. 



V'. 



ZpiP 



?p(«-l) 



