INTERNAL TEMPERATURE OF LEAVES. 



237 





GO 



Ti< CO 

 O 



to 



00 

 CO 



S o 

 If 



c3 

 0) 

 1-1 



00 Ti< 



oa as 



CO CO n 



o 



^5 



CO 

 00 -^ 



l-H 00 



CO CO 



^T'co 



(M CO CO 



• CO -* 

 o 



O 



03 



eg 



1 



^3 



.3 



eS 

 O 

 0) 



SQ 



(O 

 Si 



I 





o 

 o 



Of2 



05 



c 

 o 



•iH 



o 

 u 

 <c 

 N 



05 O 

 (N CO 



tM CO 





09 



a 

 o 

 •i-i 



o 



o 



S 



CO 



o 

 1« 



d 



CO 



00 



CO 



00 





O O 05 05 



OO 



13 

 (» 



03 



o 

 a. 



X 

 IS 



•^ IB 



ID ® 

 0) 



3 s 



^ £ 5 



~ o 





" o 



CD 



o 



+3 



c3 S 



® O! 



o 



X 



^ s • 



eS g- IE 

 rj X SI 



S .. 2 

 S a: rO 



"^ t: 03 

 S .. 



fl.S fl 

 .2 S = 

 ■go"" 

 § fe => 



t-5 



CO 



CO 00 

 CO 





05 00 



O 



Oi 



7 







Ch2^ 



©if 



b 



CI 

 c6 



00 Ol (M CI --< CO 



iCi IC O 05 Oi ci 

 '>5 (M IM <M (M CI 



I 



.p <s 





CI c3 

 1-5 OQ t-5 1-1 1-5 CC 



■^ 05 CO 00 CO 05 



«^ o o o ■-<'-< -^ 



