EFFECT OF CONJUGATION 



299 



TABLE 81 



Experiment 2. Death rale in pairs, split pairs and free individuals. 



First week: 



Pairs 57 



Split pairs. ...... 39 



Free 58 



Second week 



Pairs 50 



Split pairs 37 



Free : 54 



Third week: 



Pairs 28 



Split pairs 13 



Free 23 



Fourth week 



Pairs 22 



Split pairs 10 



Free 19 



Fifth week: 



Pairs i 19 



Split pairs i 9 



Free ! 17 



Sixth week: 



Pairs 14 



Split pairs ! 8 



Free 



Seventh week. 



Pairs 



Split pairs. . 



Free 



Eighth week: 



Pairs 



Split pairs. . 



Free 



15 



11 



S 

 14 



11 



S 

 14 



7 

 2 

 4 



14 



m 



24 



6 

 3 

 3 



3 

 1 

 2 



5 

 1 

 2 



3 

 

 1 





 

 



12.3 

 5.1 

 6.9 



28.0 

 43.2 ' 

 44.4 



21.4 

 16.7 

 13.0 



13.6 



10.00 



10.5 



20. 

 11. 

 11. 



21. 

 

 6. 



First two weeks 



Pairs 



Split pairs 



Free 



Last six weeks . . 



Pairs 



Split pairs 



Free 



Last five weeks 



Pairs 



Split pairs 



Free 



Total eight weeks 



Pairs 



Split pairs. . 



Free 



27.3 

 25.0 

 21.4 



39 



58 



28 

 13 

 23 



22 

 10 

 19 



49 

 31 

 49 



21 

 18 



28 



19 



7 

 12 



13 



4 



8 



49 

 25 

 38 



36.8 

 46.2 

 48.3 



67.9 

 53.8 

 52.2 



59.1 

 40.0 

 42.1 



81.6 

 80.6 

 77.6 



• Eight of the pairs, 8 of the split pairs, and 9 of the free, were accidentall\' 

 lost during the experiment, so that their disappearance is not accounted for 

 in this table. 



