38 
BULLETIN 376, U. S. DEPARTMENT OF AGRICULTURE. 
53 . 
1-3 
11 
Si v 
"§ ss 
s S 
■«» a, 
t 
■qxyeqsrg*^ 
■uomtvl 
■2JI»K 
55 -(0^T= M O) 
h uazBH-sxnEiniAi 
•iaqoog 
3 1 1 § sfc 
,111 'idaoj^ur p9stA9jj 
•?d90J9}nT ioj iq2i9 a\ 
rs "X 'jnanodxa 
h joj jqSraA ii3;o j, 
M "sail 
** -I0OI9A jo aSirey; 
r- coiCNHHONNHO .10 eo to to 
iH OhhOhOOONSOiS 
7 i ++++ i i ++ i i 
0-*IOHH(NXM1N'*0 
1 +++++++++++ 
r- MMCOCM-hCXMIN'* 
£J tO C4 T-i 1-5 <N -4 C T« r4 rH ■* 
7 i ++ i i 77++77 
Nrt^MK^C: 
-j coiocococo-s<-tficoioioo 
7 i ++++ i i ++ i i 
CO OCKC^UnOflMN 
7 I +++ I I I ++ I I 
':>» '■ 
;nx§ ; 
'Hod • 
Mi ii ii : 
I i-l r- to 0C CM 
>t~CNccooo5 
> :>>>> 
»a ■ oo to o m 
■* NNCO 
t~ J lO IQ CO iO 
© •©©'©© 
ii : ii ii ii ii 
t- t>- -# to r~ to 
o in i-teo 
7 + + + 
I-H T-H OCX) 
7 + 7+ 
iii + 
7 + ++ 
7 + i + 
«o co o» 
odd 
II II II 
o-tot-o 
CMONO 
O COCO CO CO 
N 00 N©rt 
+ + + I I 
+ + + + + 
uo to o os to 
+ + +7 i 
CO OS t-H^-S- 
+ + + I + 
CO oc o o 
N O XCM 
+ + + I + 
-CXCON 
ocoiHwmMiHO«NNNmeoowKc:csxcorirtf:NMN 
©oooggooooogopoooooo. 
o oxn o o e<i o 
'OOOOO! 
co oo -*■ oo 00 Tf Tf to O OC tj. ■* oo : 
ONOMNHCCttOOOHSMONid^'oOOOOOHOO' 
CJ •SU0IJ13A 
ih _i9sqo jo 92irey; 
•suoTiBAjgsqo 
jo noijnqiiasjQ; 
O -snoraBAias 
r-t -qo jo laqtcmx 
'pnoogs 
J9d 's9r;ioopA jo 92trejj 
oj a>o© co HHcqa o^ho cm .-< 
OHOinH'doo«OH'oo'c?MO«d*'ooooooxooc 
ONOooddooNood6doNO)x'oooooo*oo« 
OCNXCCNi-iaN»^M^TfNXt»NN<siB0Nni3NNN 
■0 to Tf< CO O !N i 
.COi-<Tr<CSl.-l^eAlC0^CMi---HC0iO^'-<C0CNltO> 
- L.O CO CO -* i-c CNI CO 
lei^cAcieieAco cU oo co to ' ' d M ' J. J,© 4- c*. ' rU 1 
K, tO Tf O Tf "<3< 
O CM to rj* CO tO 1 
i .-5 rM * ' CO d 
I!NtOt^CN HIOHOO 
co'i-t CM 'i-tCN 
•gjoq jo B9iy 
•pajsaj qoBai jo qjSuaq 
•gjoq jo jajaraBJd 
•9Joq jo JOjamuTQ; 
•sit39i '9dxd jo 9~3y 
OOOHHHHHMMMMKCCNCCCOKCNNNN^O 
r-^OOO-^OOOOOlM 0!O rr O O O t- 
Kj r^%! 
r» . io <N w — < co 
oOiot<N^N«N 
■ -£* Sonxnx 
t-lO^H®0Ct^t^^O 
rt "e^co"c<rco"'-«r''>-H"^cNr^rco"co'''-r^ r£ pi" of t-Ti-Tn 
5no- fsi — TfCNii--:-<?roc<iOcsif^r^ 
ONOOOJNCSOr-tlClO^OMeOM 
HUioScooeeoioovnNocsco 
rfS l-HTji- 
joccccsccorMgooc (M 
d d td -d d xi x x x x d d ci ■* •* •* ■* d 
iO CO CO CO iO lO lO < 
ICOOI " ' 'iOh'ihNNM 
•stroll 
-•CAJ9Sq0 JOJ 'Ojst 9DU9J9J9^; 
•ox odld 
a 
SS i 
2SSSS2 
0CXXXXN 
iCSIM ^H-* 
: >> : 
: >> :_■ 
11°* 
03 . 
'5^^; 
icoTticoioeot-'O©'*' 
«~tO^OCUO^uO<NOCC--OC(NCO!NL.OC5CSlTl< 
rtMNNM M^^COCNt^XCOOO-MOlNMCOM 
>CSC-»INO)eSCSCN<NCS 
