42 



BULLETIN 209, U. S. DEPARTMENT OF AGRICULTURE. 











ION 



oc 





to o-t 







oc 







Ol- 







cc 





O -rH 











CN .-< CN 





CN O- 







CN CN 



CN 





M 





•uos 



es 



+J -iJ 





*> . +. 







+3 ^ . C 



, _4_ 





.9 





-B9S 91131 





ftgjt 



o &"£ §< 



o 



a a-gC 



"t- 1 a -^ 



O CT7 O 



CD . 









kOcSC 



C 



OQOtX 





o 



cc coO 



O rr 



o 







oomicc 





oc oo CC 





o - 



O OOICCN 





o 



a 



>o 



4i"a 









CN CN .-1 CN 



CN 



CN CNC 



CN COCN 



CM CS CN 





CO 



c 



CN 



'3 





•uos 



us 





h a I, a p 



cd ^ cu a 



-J +J+. 



H-? wV+iHHS 



^ 



bo ^ 



3 rl> 



£ 





-■B9S X-xeg; 



'-' 



Ph pa pi< sap 



CD CD CD CD ■": CD CD 



o 











<icQGQCZ 



GC 



-sccoc 



vi via: 



CO <,COCG 



CQ 





ca 











lOWOt'- 



CO OlOt^ 





o 



C5 t>. .CO 



CO 



^ 



lO 











HMt- 









CN 





.CN 









M 





•uos 



>* 



© © «j a 



c 



CD CD a 





CD 



CD CD o © 



CD 



a 



ca 



1 





-B9S e^^T; 



lH 



a e c p 

 333: 





c g p 



333 





S 



3 3 ■ 3 



§ 



§ 3 



"cd CD 



a 









t-sl-»l-sl— 



h-j h-S 1— 3 (— 





1-5 



1-5 Hj .1-5 



^ 



1-5 r-5 







o o ^ a 





o cn a 



a> esc 





CN T CO 



o 



O t^ 









CO CN CN CN 



CN 



CO CN 





CMC 



CO 





CO 



C, rH 



(-1 





•HOS 



-■B9S ^p^a: 



ea 



>.>»>■.!>■. * >>2>> 2 l>>>- >■- 22 2 



03 03 03 03 03 ci 2 d E 03 03 03 SE = 



>> 



03 03 











SSSJS 



is 



2^£ 



« £S 



* 



p 3 P 

 K-sl-a-t-s 



s 



iS 



i-3 











Oi-h ! 





#rilf 





! CN 



-^ <n »-i or 





_^ 



CO rH 



















. CN 





CO 





CO 











"UOS 



-•B9S Q%VJ 





S>, 2 c' c 



03 3^" 



O cd o a 

 •3 SEE 



o' o' >, O CD j, CD 



•d "a c3 5 S cs' 3 



t-. 



03 



CD CD 



o -; 

 cr'-fj 









££ : 





HjHjl^ 





:% 



Ha H^Sh^ 



rS 







C^P'H^ 



c 



COT 



f Of 



I> 



050r- 



U3 „ ,^ — r.. 



o 









CNCNCNCN] 



CN 



CN CN 





CN ■- 



N CM CO 



CN CNCN C 





s 





■uos 

 -B9S A^xeg; 



s 



>> >-. >-. >> >> !>. >-. c 



03 a! 03 03 03 03 03"C 



2 >■>■. >■ >■■>-. i 



S cd 63 03 03 03 p 



ci & & cd cd 











S8*|S 



is 



££ 



fi s^ 



£ 



ISSh; g^S S S 











CO 









CK 





,_, 



c 















o 



bO 









CN 









CN 









T^ 





















.3 





•uos 



e 











































-•G9S e^Bq; 





Eh 



c3 









Eh 





Eh 



Ph 



i- 



Eh 

 Pi 













Eh 



03 



C3 . 



53 >d 

















s 





< 





s 



< 















■ a i 







iooxa 



OC 



HNC 



t^ 



CO "^ 



o 



CN C35 O C550O *-* CO 



o 



Eh 

 O 









HINHi- 





W l-lCv 



CN) r-HT- 



CN 



CN rt CN r-t CN C-J C4 





"UOS 



























-V.&S JLuvji 



A 



Et Uh E 



03 o3 03 oc 



s- 



ffi 



c3 c3 c 



cs 



Eh E- 

 03 CC 



Eh ^ Eh* Eh E^EhE* E- 



05 "3C303 o3o3o3 a 



Eh 



03 











s 



ssfe 



ii 



S£ 



s 





S? 



SSS !s 



S 











h* io -p 



13 





t-5-n 





ICCC 







Tf 





-P-O 



CO 





•rntui 







ooo 



a 





O 





o c 







o 





O o 



o 







X 





























Suiiu9C[ sapoNj 







CNCN CN 



cc 





CNCN 





CNCO 







CO 





CM CN 



CM 











CC oocc 



CN 





04 O- 





CO 









oooot^. 



>o 





quia jed 



i> 





CO ic'l." 



« 





cno: 





CO CN 







^P TJ 



-3" oiid 



co' 



Surarud jo ^ii3t9Ai 

























•psurud avojj 



« 



cJ"cT 





03 CO XT 



c/ 



Vj 



t 



CO W 



xn ui ^ cr 



CD 



en 









»3 



i-icos 



a 





-!• C- 





CC (M 







•no 



0C 1" O 



«o 





^ln^jnaSuoQ 



US 



ftj 





oc 





X c~ 





oooc 







X y 



OC OC 05 



CO 











CO O CC 



r~ 





.- 1- 





r--r^ 







CN 



l^ 1^1^ 







•pa^J'BjS J139^ 



■* 





ooo 



en cr. a 



c 

 a 





'-. IT 





CTJ C3- 







05 



OOO 



C5 cr. en 







pgiuiqd 





»n -*co c-c 





f MK 



T 







^co-r 



i>--*i> 







B9 



ooo c 



c 



oo c 



c 



O C 



c 





— 



ooo c 



o 





S13AV. 



"s-v-o-js XBajt 



os-ca-cn o: 



- 



en en cr 





Ol C7 



~ 



as cn a 



cr. ai a; ct 



CTJ 



-QUIA 



•p-reA" 

 juomuedxg; 



ai 



oooc 



C 



5oc 



e 



Of' 



c 



5oc 



P=hOP-h c 



O 





o 

 o 











































CO 



o 





c 



Eh 











































CO 





a 











































o' 





c . 



OCT 



° s 



o m 



- 









a 



a 



E- 



C 



a 

 C 



i 







a 

 t 



c 



3 



C 



1 



.3 

 O 



E^ 



+~ 



a 

 g 



PC 



( 



CD 







a 



E. 







| 







o 

 •d 

 3 

 3 



2 



.J3 



Eh 

 CD 



a 



3 















a 









5 





o 



> 



^3 



PJ 









s p , 



Ph 





■d 





2-ZSBh 













Eh 



c- 



B* 





5 







E-"X 





p 



03 





g. g^g 

 En ^pS-si 



£ 





o 



*c 



pI 



-03.-5 



c 

 c 



c3 c 



3£ 



03 o 



S2- 



c 



03— j_ 





3 ^ 

 ■o'S 





CD 





Ph t-> o s 



_, g we e 



fl?OS3 



3 ? co - 



■^ 



+-3 CD c 



o p 



CD 3 ° 0! 



03 3 CD 3 a -^ 



c g 



oj a 



o 





03 





gOCWP 



2- 



OJO^PJ 



2 C 



2JS 



,fc 



go^e 



B-sWP-H-gc 



03 P3 

 O O 





!> 





.a 



2 



a 



a 



_3 



3 



j3 











o 









o 



o 







c 



C 





o 



o 







o 







o 



O 



