50 



BULLETIN 813, U. S. DEPAKTMEN"T OF AGRICULTURE. 



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Si, 





CO 2 



o o 



S9 



e S 



S ^ 

 ^^S 





^ 

 S, 







cno- 



o 



OC 





^ a- 



oc 



a- 



o 



cq CO o 



I-- 



1* 



OOCO-i^ 



o- 





(N 





O 









CD 





0"0 



» 





cc 







oc 





T— 1 







•jaqran^ 





O 



"^ 



■^ 



o» 





^ 







c 









1 













« 











tH 







~ 







OiCr 



CO 



o 



ccq t^c<- 



o 















""t^ 



~C0 



>-> 



•;qgT9AV 











o 

















i-H 





eta 



^ 



s 



^'Xck^ 

















ci 



c!. 











cs 



cq 1-1 

























lO c<" 



o 



, 00 



cDt^r~ c 



o~ 



CO CO t^ 



r^ 



o 



OCOiO 



~c 





CO 



"ct 







CO"- 



o 





^5?;; 



CO 



cqt-(i-( 



cc 



cq 





c 











•jaqnmjsT 





OJ 





CO 





oc 















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CO 



















s 



^ 

































INOC 



o 



I> 



^ CX)CD 1- 



lO 















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~c 



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^4 



IN 



CO 



1 



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CD 

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4 



3 













cot^c- 



CO 























r-l CT 



o 



r- 



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o 



r-r-co 



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o 



OOMJ 



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OS 



"n 









^ 



CO 



COi-J c- 



00 



cq 









cc 









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I> 





TH C<1 r- 



OS 





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lO Cv 



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r-t 



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CO 







1 









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3 



tJ-u^a 



00 







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3 



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(N 



Oi-IOli* 



CO 



coiocq 



t> 



Oi 



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r^ 



pq 



ooooo 



00 



COr-i 



cc 







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CO 



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rH.-l 



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cc 







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o 













00 





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CDCS 



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rl 



3d.ot 



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cqo • 



1 





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CO o 



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1 1— t 



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cj 



(M t~ 



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CO 





cc 





a- 











S 







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CO 

















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CO 



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1 











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SS°SB5!;: 



i> 



Tt< t^O 



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■* 







cc 





oc 





C<IOO 





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-- 





5i 





p- 





cc 









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CD 



Ol^ Oi-l-^O- 



us 













OOOOOO 





"TO^PAi 



i 



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tl.3 cJ,ici 

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OS 













ciJ 



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O 1 



lO CO OOOTtH c 



I> 



ocq 05 



~F^ 



i-l O O""** 00 



~c 





1-1 C5 





t^ 







CO 



d-* coi^-r: 



CD 





cc 





o- 





lO^^J* 



B 



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(N 





1-i 





0- 





c 





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t~ 

















CO ^" 



1 ^ 



oooco cocc 



kO 















Oi-( 



o 



P 



•;qST8AV 



1 7 

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1 C^ 



o 



lA <±> Cj-# C 

















3j, • 









Oq rf ,-(cr 

















T-H CO 



i^ 





o c 



o 



JT< CO i-l '^ CO C 



r- 



CO 1-1 CO 



~c? 



1 ocqcqrHt^ 



~F 





CO »-o 







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*Oi-l r^ OOCC 







c- 









CD CD 



■i 



•jaqiimjvj- 





o 





o 





cq 





cr 





T-l 



a 



o 











CO 

















oc 



"^a 



T-H CO cq OOIO C^ 



t- 



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CO(N 



■^qStaAV 





CO 



d 



OS CO Ocoo:! I> 



I> 



■ ■ ' 













3^ 







CO c 



K 



1-1 CO 



COOJi- 



o 



ocqo 



~t^ 



1 lo lo ' oo 



~c 





^r? 









t^l-l 



1-1 CD C- 



«* 





cc 





cc 





CO 1^ 



;-4 



•J8qnmjs[ 





CO 







OS 





c 









rHi-1 



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r- 



CO 00 



COi* c 



o 















in CO 



o 



■WSPAi 



i 



d 



ofcS 



cq t^cc 



OS 















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CO -P 







■* c 



lO 



'rJH ZO 



Ot-cv 



o 



i-( oo 



cr 



OCO ' to o 







00 (M 









cq 





cqco-- 



o 





c- 





r^ 





o 





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ci 





C 





CC 







m a 













<N 

















t> c 



1 ■* 



1-i^ 



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us 















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1 T-H 























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1 . 



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1 1 1 

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« 















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1-HC 



lO 



lO O 



t^cD C 



1 <=> 



Oi-l o 



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OOO -lOi-l 



~c? 





CO o 











(N cq 



CS 1- 



1 CO 





cr 



' rH 







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-§ 



•laqnmjsi 





CO 











C 





oc 









<NC 



ro 



ooco 



i-icqir 



1 «" 















CO^* 



•W3raAi 



i 



CO 



d 



CO CO 



Icici 



1 ■ 















1 1 



1-1 CO 







lO cr- 



1 "O 



lO lO 



OCT>^ 



1 ^ 



^Tf o 



~f^ 



COOi ' ■* CO 







tHO 









1 t- 



Tt* 



COi-HC^ 



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(C 





s 





CO 1-1 



9 



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l^ 







1 ^ 



1 (M 









oc 









eate 



1 ^ 



00 rH 



OJifcr 



1 CO 





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OOS 



t-5 



•WSPAV 



Si 



1 lo 

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4<3 



1 1 1 



t>coir 

















cocq 

































-*o- 



o 



(N r- ^ Oi -TfH oc 



o 



Oi-lt> 



~c? 



OJCqcocq CO 



~cq 





O 1-H O 







O ir 



o 



i-H ooth o<N r^ 





CD ooco 





1-1 OOCO OlO 



c 





>coo ^ 











OS oo i-H CM tC 















lOio 





•jeqratiN 





oo 





o 





s 



r-^io CO dcq 



oc 







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00 















Eh 



























lOCC 



oo 



CO ooco OCT 



t- 















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o 



















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i^ 



00 



i^"iii 



s 















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rH rH 





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CD 















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t 



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cc 



CD 



o cq co-"*< lo CD 



t 



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a 





a 



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1.4 §3 



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