144 MASS. KXI'KHIMKNT STAriON BLI.I -Kl'lX JTli 



Tahii: 13. — Sim iikaciiox, diseasf. coxditioxs, axd yii;i,i) axd (iT'Ai.nv or 



TOHACCO IX' 1928. 



Black Brown Lights, Length of tinie 



1)11 values of soil root-rot root-rot Yields of mediums, leaves held tir^ 



Plot of of tobacco and 



No. July 27 Sept. 10 tobacco tobacco per acre seconds Seconds ])arks 



6.6 

 6.8 

 6.8 

 6.2 



5.8 

 6.1 



6.1 



6.0 

 5.3 

 5.3 

 5.3 

 5.8 



6.3 



6.5 

 6.6 



6.1 



6.0 



6.0 

 5.9 

 6.0 



6.0 

 6.0 



