Lecture 4 



— 95 



Movement and Distribution 



ABOVE STRlPPCt 



PARAFriNtD 

 PAPCB 



Br. 3 



STRiPPCO SECTION 

 SIX 

 SUBDIVISIONS 



WATER CULTURC 



STRIPPCD 

 SECTION 



9" 



WILLOW USED IN EXPCRinCNT 

 WITn P0TA55IUn 



Br 6 



"ISB 



(6CL0W STRIPPCO 

 5CCT10N 



LONGITUDINAL SECTION Or STRIPPED 

 SECTION OF PLANT 



fiq \a 



SA 



ABOVE STBIPPEO 

 SECTION 



PARAFFINED 

 PAPER 



Br 4 



/ 



/ 



/ 



/ 



BARK 



— STRIPPED SECTION / WOOD 



EIGHT . 



SUBDIVISIONS ^ 



\ 



SAND CULTURE 



GEPANlun USED IN EXPCRIMENT 

 WITH PHOSPMATC 



fi<5.2 



\ 



\ 



^STRIPPED 

 SECTION 

 9" 



BELOW 5TRIPPCP 

 ' SECTION 



LONGITUDINAL 5CCTI0N OF STRIPPED 

 6CCTI0N or PLANT 



fiq 2a 



Textfigure 29. — Fig. 1, la, 2, 2a. Illustrating the method 

 of stripping bark and of sectioning bark and wood m experi- 

 ments with willow and geranium plants made for the purpose 

 of measuring movement of radioactive elements. (From Stout 

 and HOAGLAND, 1939). 



