1910. 



PUBLIC DOCUMENT — No. 31. 



223 



Experiment XII. 



Night Exposures, January 10. 

 Fumigation with .02 gram KCIST per cubic foot ; plants nine 

 weeks old; honse humidity, 61°; amount of sunlight that day, 

 four hours; plants watered at 8 a.jni., dry when treated; sets 

 treated in moonlight; conclusions drawn after five days. 



Set Numbers. 



Time of exposure, 

 Length of exposure, . 

 Temperature of house (degrees), 

 Livingston, .... 



Lorillard 



Freedom 



7.15 

 20 m. 

 65 

 N 

 SI 

 SI 



8.15 

 30 111. 

 67 

 SI 

 SI 

 SI 



9.15 

 45 ni. 

 67 

 C 

 C 

 I 



5.05 



Ih. 

 65 

 C 



I 



1 



Experiment XIII. 

 Night Exposures, January 12 and 13. 

 Fumigation with .02 gram KCN per cubic foot; plants nine 

 weeks old ; weather cloudy the day of treatment of first two 

 sets, clear the day of treatment of the third set ; plants watered 

 at 8.30 to 9 A.M., dry when treated; first set treated at dusk, 

 the other two in starlight ; conclusions drawn after five days. 



Set Numbers. 



3 



Time of exposure, 

 Length of exposure, . 

 Temperature of house (deg:reeB), 

 Humidity before (degrees), 

 Humidity after (degrees), 

 Livingston, .... 



Lorillard 



Freedom, 



5.. 30 

 n/a h 



60 



65 



80 



SI 



SI 

 TI 



7.. 30 

 2h. 



6-2 



65 



80 

 BI 



ni 



BI 



7.25 

 2h. 

 65 

 46 

 77 

 BI 

 BI 

 BI 



