92 



BULLETIN 224, U. S. DEPARTMENT OF AGRICULTURE. 



OOINOOM 



Nt-N 00U5 



wi CO t> 00 CO CO 05 

 CO CD U3 r- l^ I- (-- 



S.-S2 



fi-a 





HTTCCINiH 

 -3- O^H CM to 



OOOOO 



rfi-H CO Q-V 



Oi 00 CO »0 © 



O — h ~h © 1-H 



ooo oo 



00 <M (M O to 



CO to CO CO ■* 



CN lO ^i O 1 ^ 



_> Tliio N K to t 



ooooooo 



ooooooo 



a co os i— i io c> co 



OOOOOOO 



JOOOOOO 



•9 s a 



cd a tuo 



OOOO 



SiOOO 

 tOOi-H 



o o B 



OOOOO 



6-3 Mc 



£ a d 3 c3 



5 3 a 



P3 o -j 





+++++< 



+++ ++< 



+°++ 



4-2.9 » 

 3 fa Zzt 



Ills 



0.9&S 



OOOOOO 



OOO OOOO 



ooo ooo 



ooo OO—t 



ooo oo 



iHOO Ort 



OOOOOC 



1-1 iH OO 



&£ 



OOOOOt 



OOOOOO 



§ oogoo 

 OOOOO 



Oco'Ot-^'o'o 

 CO I*- ■* CS CO CM 



ooo OOOC 



OOO OOOC 

 OOO OOOC 



JOO OOC 



CO*C© IOhO^ 

 CNIOO "5 i-l 



JOOOOQ 

 JOOOOO 

 (OOOOO 



OOO OOOO 



OOO or~oo 

 tsT^cT ooTcTco* 



"*"COCM O iH CM 



OOOOOOO 



ooooooo 

 ooooooo 



§"©0 0000 

 OOOO -w o 

 co r~ r-< -v o 1-^ o 



i-Ti-TcoxT'o' co" 



ooooooo 

 ooooooo 



ooooooo 



©ocTo©©©"' 

 oooooco 

 wr-otooiHO 



i-TtN^ooof oT 



CD 0J fl 



|o" 



'38 



CM -CM CM -i-l 



5 .-a 



-lOSO 



3H3 S^3 



cn co r~ © -*r © -h 



CM CM CM CM CM 



sss. 



i««H 



CMC0CO'C"5>O 



CM CM CO CO 



I I I I 



i-H i-H CM CO -<t! CO to 



I I I I I I I 



>> c o 



3 t? a o co 



S ste Ssfi o 



cocMi > WO CM 

 bo 



cub I 



4»l<s 



^2 CD O 



s"2 o 



eg o o 



W bC^, 

 ,S?-2to 



o +^ • • 



^ a o o 



J3 I o3 OO 



•as z& : 



6? s: 



>=1 -Sri 



: o ? O 



O CO 



^ Mb£> 

 'o J-i O t-i t« • » 

 p .2 "« .2 ,2 ^ .2 co" 

 CD'S 0"S* 2"« 



cj- -co * -bjo ~S. 

 cd co bo co co . 50 g 



•OMo MM° bo A 

 CD 0)„ CD CD" CD __, 



^ooSco^OcoS 



BZ 



- t 10 00000c 



NH00MtO(Nt£> 

 ^m rr Oi 00 Ol tM CO 



