18 



BULLETIN 547, U. S. DEPARTMENT OF AGRICULTURE. 













CO -*Ji 00 CD IO OC 



W0 



ION"Omr>N 



CM 



1 IOCO O IO 00 



IOCO CM 











NrtOH OIN 



>C3 



CM l^ t^ O ■* 05 



OO 



CO CM 00 t~ 



>o 



-HTfl O 









a> cd 

 t> ho 



1-1 l-H r-l 1— H ri 















•xi 





















a> 







■a) rt 

















3 



d 

 2 

























NOS^OK 



rt 



IO CO r-l tji co co 

 CM CO Q 00 00 CM 

 CO t^ 00 t^ CO t)i 



CM 



00 IOQIO 

 00 O00 CM 

 CO CM CM 



00 



O0 OCM 











COtNO'O^p- 





1 



CO 



00 t^co 



n 



a 







IOCOCDOOCNCO 







M< -* CM 



Xi 





















o 





tr> 



rtN-*CN 



t~ 



CO <N i-< IN CO CM 



O0 





CM 



r-l CO 



p 



1 



s 







""* 



Cs "«< 



t^ 











1*3 



00 -r*i OC if CM IT 

 CO CM 



<N 



CM CO ■* t^ K0 IO 



coo 



CO 00 H CO 



00 



OOrlCM 



CO 









ri uo CM Cm (N Cn 



CO 



CM 



CO 



rHHCO 



«o 











Cm IO 



00 









1 

























-o 







ol 



O 'O O 

 QCM Q 





CM 



CCN 



CO O Q Q O 



•OCM OOO 



CO-* 

 t^ r- 



OO 

 O lO 







OO 

 eg CO 



888 



"> 













CM •* 



O r-l OOO 



H U- 



IOCO 







OOeo 































o 









oco o 







CO 00 



^ r-l O OO) 



t^ r- 



r-l lO 







co ex 



s^s" 









*o 



IO .-1 >o 







•-HCO 



Q -* -^i 00 CM 

 CO CO r-l 



O0CO 



-* 







■<}< 



■a 





io 



r-l CO r-l 



so 







CO 



"^ 













-a 





co 













covr 



t^ 















1*1 



i-ICO r-l 







cn 



rHgrlCMCO 



t~ 



H« 







>o 



CM r-l CM 



CO 







*<£ 























































ocm oiioog 

 o -g* co cm o c 



MONOOC 



co tr 



Hinoooaiw 



2^; 



CO iO 



8 





COON 









en ": 



■<* 1^ t^ IQ ■**! CM 

 •OCM CO CM ■* i— 



K8 



COCO 



OOO 







3 



CO CO 





o 



r^ co- 



CO coco 



CQ 







CONtOOlOC 



CO 00 



CO^IIOOOQOiC 





T* IO 



CO CM 



t^ 



co t- 



r~ -rji'oo 







T^OOO^IO^ 



i-~t^ 



o* t^ io Oi -rji r> 



TJIJO 



CO 



lOr- 



CO lO-^l 

 IOIOO 



Ss 







*o 



MOHOHCM 



00 



OOOHCONir 



CO 



CM CM 





IO 



rO 





•* 



> 



i-Tefi-Tin* 



"o" 



CO"CNf r-T 



cm" 









rt" 







co 





w 

















&> 

























.s 



w 





' A M 



r-«o-#coCM r- 



"5 



O>00 000 CM CM 



O0 



COCO 



OO 



_ 



00 OCO 



V 



1 







•* —i 



t» 



■rJHHHMi- 

 rH CO 



CM 

 lO 







CO 



r-l CM 



o 

 a, 



s 



Xl 















































"3 







o io-*t< r- cocn 



o«)Ot(inc 



NHJOtOOOC 



1^-* 



-3! a>i>co ocm 



CO Oi lOCO CO IT 



U0 cr 



OO 



o 



ot- 



HNN 











00 f- 



COOCS 



-* o 



1^ 



HP- 



CM r-l 00 



s 



cd 







o^ a- 



OCO CO t^CiCC 



00 C 



Tj< r-l 



CO 



CMI^ 



00 CO CM 



.o 









cn iooo cm r- o 



CO r- 



CO CO CO IO r-l 00 



IOr- 



oco 



CO 



COO 



•Tjl 00 r-H 

 CM COCO 











o •** «-< t— t-- cc 



t^ CC 



COOHOHlOr- 

 CM CO-^I t>O0CC 

 CO"o" r- 



CMCO 



t^ IO 



CO 



O0-* 



J 



3 



CO 



3 

 > 



03t»CO CM 



i-TinT 



o 



o" 



! l-HCO 





00 



CM TP w 







s 





e© 





r-HCM 



■* 



































A * S? 



CO ON rH rHCN 



CM 



C5 t~ CO TJI CM CM 



IOCOHHHC- 

 r-H-^l 



CO 



00t>. 



CM 



CM 



T|l rHCO 







S £ .9 



«)H 



00 



1* 



CO 



rt 





CM 



rHCN 



© 







s &<■** 



















CO 



























































!~ 







• 





OOQ 

 OOO 



c 

 c 



82 



uor^oo QCOCM 

 NCNOlOiOC 

 Tjl CO IO r-l CO CO 



O0CC 

 COCN 



1 

















CO 



00 



rO 







| 







c 



CO «- 



t^ CC 



















£ 











































•g; cmoo 



c 



»oco 



CO -^1 CO CM r-l CS 



t^ IT 



















rH O 









o-nr~ 



•r 



s^ 



-* 00-* OrlCN 



O IT 



















•OIO 









'o 





■* r-l 





OiOJco^ rH r> 



•a 



























> 





t& 











































CO >o 























> 





co 















"l{ 

























A 4 S? 





rt ,_, _, 





-* 



CO CM OCM r-l t- 



00 



















CO r-l 



rO 







3 fe-g 





w ~ i 







CO ■* r-l r-l 



o 



CM 





















g 



s 







*^a 







































i cd 



-•* lOH^ lO 





o> 



-*ti t-- 00 O0 io CO 



OO 



Si 



r^CO 



00 





CO CC 





°+3 







CO rH 





>o 



O0 CO i-H r-H CM r- 



o 





CMI 





N 



~ 



i>.g 





w cd 























CO 



lis 



t-CM OHrttt 



o 



IONIOCO 



OC 





1 r-l rH 



^ 



CO 



MC;iO 



co 



rO 



be 



Em 



o 





CO 



CM l> 





CM 







































































«J 













































































































































































































































































































O 





























































^ 





























































ff 





























































o 





















































































































































































K 





























































• ~ 











s 















s 



























* 





£: 

































































'|H 















1- 



























n 















o 















o 

































Oo 



(^ 



o 





CD 







,03 















^3 



























-r^ 

 O 



i£S 





"c? 





s 







CD 















g 



























0.' 





Cu 











o 















s 



























cu 





a. 











•? s 













Is 











CD 













•«o 



£ 











° 3 













°§ 











D 













°3 











•o-d 













-o-o 











■o 













TJTJ 













§e 





s 









a o 

 cs b 





jj 







o 

 g 





i 







PI O 



cs fe 













,^ ft 





c 









» P. 





c 







Pi 





3 

 s 



OS — 



CD -r^ 



9 







rr, P. 



h-i 

 1— 1 



a 

 ►J 

 n 

 < 









cj 



^ a 



o |= 



o 



s ^ 



3J5 



a 



e 

 Eh 



a 

 b 

 a 



i 



< 



1 E-S^ 



O r* d'3 rn 

 (7> CU cu - 1 C 



gWoha 



p a 



3?! 



"5 



a 

 6 

 5 

 E 



> 



ill 



c 



G 

 c 



JO 

 



Eh 



a 



t 



a 

 ;•• 



-r 1 



t? CD S 3 



owofe 











i 

















i 

















9 















a 









