12 



N. H. EXPERIMENT STATION 



[Bulletin 236 





CO 5 



a 

 q4 



to 

 cn 



c 



JH-- 



W 0) 



o 

 o 





 O 





C3 









pi 



o 

 o 



•(35 



•in 



•TO 

 •TO 



00 cj 



o o 



O to 



oto 

 oco 



CO to' 



CO CO 



o 

 o 



o 

 o 



o 

 o 



o 

 o 



o 

 o 



o 

 o 



•Oi 



■t- 



• 00 

 ■ in 



•o 



• (N 

 ■ O 



•t- 



•o 



• tH 



"to 





•<s 



•iH 



•to 



• «o 

 1«> 



OCO 



in 00 

 oo"<D 



oin 

 tpco 



to 05 

 IN CO 



O 00 

 O <31 

 to 00 



c<i CO 



ooo 

 to 00 

 IN CO 



o in 



00 l> 



1-1 CO 



OtH 



oin 



to 00 

 C] CO 



OC] 

 OCO 



OCO 

 ON 



oo 



OtO 



Oin 

 o a> 



o t~ 



OtO 



O (N 

 O t- 



O 05 

 OOl 



CD C- 



CO CO 



CJfo 



(M C~ 



i-l to 



iH iH 

 •<J<-* 



O t- 



o to 



1-i o 



OO 

 CDO_ 

 i-it-I 

 ■^■<)< 



6^ 



co' |^j 



o o 



O 00 



CO 05 

 TjICO 



!i5^ O^ 



03 

 Oi o 



go 



rrt to 



t« 



o o 



X ^ ^ 



" QJ « 



•- °'S 



H S' 



U 

 " 



o 6 

 OO 





 OS t3 



h3 



ft 



m 

 O 



O 



o 





S 

 'C 



o 



^^ s 



ca<< 



Jji 



o 



a 

 '> '^ 



b . 

 C5.2 



^ ^" *^ 



CO !3 *•* m 



'S 

 .y 



<D O 



So 



O 



m "^ " 

 2 0) C 

 C M OJ 



(- 0-2 



fa f^ 







to 



^i 



o 6 S 

 0(Sg 



TS-0^ 

 - 



03 ce t» 

 ^< "5 



Ms P. 

 a> 



^!zi S 

 -^ 



03^ 



CO 



o 



O 

 o 



o 



o 



CO 



HBJ 



03 



(J 0) s 



■'^ 



few 



-a O 



0) 



to a 



rt 



'^ to ^0 



t>.g< 



g ? a 



^ 2 a) 



3 



