EXPERIMENT STATION BULLETINS. 



671 



! I 



•noiniiu 



C C C Lt o u- c; 

 L* C L* rj c t^ i.-: 



Z 



3C 



•uoissajdap 

 juiod Smzaajj 





< 



SI 



2 < 

 Z 1^ 





<5 



v: -: 



t^ c cj c o t>- c 



jad suB<i 









■uoissaidap 

 !>mod Snizaaj J 



■nonilTn 



J^d SlJ'B<i 



t- O C ic C N n 



a: 



— • aotssajdap 



lUTOd Sirrzaajj 



Eh 



c 

 z 



1 

 © 



o 



