1 8 Hall, Hoiu docs the Plant obtain its nutrintent ? 



Tablk IV. 



GROWTH OF ILARLEY IN SOLUTIONS FROM HOOS 



PARLEY PLOTS. SERIES IL, 1912. 



Nature of Solution. 



1 ' Artificial culture solution, low concen- 



tration 



4 : Artificial culture, high concentiation... 



2 I Soil solution, Plot 1,0, unmanured. .. 



Soil solution, Plot 1,0, + added salts, 

 low concentration 



Soil solution, Plot 1,0, + added salts, 

 high concentration 



Soil solution, Plot 2A, lacking potash 



Soil solution, Plot 2Aj + added salts, 

 low concentration 



Soil solution, Plot 2A, + added salts, 

 high concentration 



Soil solution, Plot 4A, complete fertil- 

 iser 



Soil solution. Plot 4A, -1- added salts, 

 H.C 



Soil solution. Plot 7/2, dunged 



Soil solution. Plot 7/2, dunged, -f added 

 salts, H.C 



Koot. Total. 



o'SM I o"249 



o 652 ! 0'29I 



0-763 



o'943 



O'l 16 Q-IOO ! 0-2 16 



0-865 i o'349i I '2 14 



0-677 i 0-297 

 o'353 i 0133 



0-974 

 0-486 



0795 o'359i '■•54 



i 



06 1 9 i 0-306 i 0-925 



0-685 I o'278| o'963 



0-926 

 1-069 



0-S14 



0423 I ["349 

 o'396i I 465 



0-472 i'2S6 



Ratio 

 Shoot. 



2-06 

 2-24 



ri6 



2-48 



2-28 

 2-65 



2-47 



2-19 



2-70 



173 



COMPOSITION OF SOLUTIONS. 



