OEGANIC CONSTITUEFTS. 31 



III. Plants grown in 50 parts per million potash solution. (Plumule 4-rootlet.) 



Age of plant. 



Grams in 100 plants. 



Nitrogen, 



Phos- 

 phoric 

 acid. 



Potash. 



Dry 

 weight. 



Percentage in axes. 



Nitrogen, 



Phos- 

 phoric 

 acid. 



Potash 



Dry 

 weight. 



2 days 

 4 days 

 6 days 

 9 days 



0.01290 

 . 02750 

 . 04828 

 . 04658 



0.0074 

 .0131 

 .0150 

 .0244 



0. 0074 

 . 0256 

 .0356 

 .0607 



0. 3087 

 .7470 

 .8600 



1.444 



25.2 

 53.8 

 94.5 

 91.2 



45.7 



74.4 



38.1 

 132. 

 183.0 

 313.0 



GROWN IN DISTILLED WATER (CONTROL). 



Original seed 



2 days 



4 days 



6 days 



9 days 



0.05108 

 .01402 



0.0328 

 .0080 



0. 0194 

 .0071 



3.50 

 .3456 









27.4 



24.4 



36.6 



.02974 



.0131 



.0154 



.8454 



58.2 



39.9 



79.4 



.04434 



.0142 



.0169 



.914 



86.8 



43.3 



87.1 



.04602 



.0202 



.0202 



1.256 



90.1 



6L6 



104.0 



IV. Plants grown in 150 parts per million potash solution. ( Plumule +rootlet.) 



Age of plant. 



2 days 



3 days 

 5 days 

 7 days 

 9 days 



Grams in 100 plants. 



Nitrogen. 



0. 01347 

 .02189 

 .04266 

 .04603 

 .04435 



Phos- 

 phoric 

 acid. 



0. 0078 

 . 0105 

 .0210 

 .0257 

 .0278 



Potash, 



0.0078 

 .0178 

 .0481 

 .0509 

 .0558 



Dry 



weight. 



0.287 

 .521 

 1.234 

 1.466 

 1.740 



Percentage in axes. 



Nitrogen. 



26.4 

 42.9 

 83.6 

 90.1 



Phos- 

 phoric 

 acid. 



23.8 

 32.0 

 64.0 

 78.3 

 84.8 



Potash. 



40.2 



91.8 



247.0 



262. 



288.0 



Dry 



weight. 



GROWN IN DISTILLED WATER (CONTROL). 



Original seed. 



2 days . 



3 days . 

 i 5 days . 



7 days . 

 9 days . 



0.05108 



.01415 

 .02302 

 .04379 

 .04884 

 Lost. 



0. 0328 



.0065 

 .0100 

 .0210 

 .0245 

 .0255 



0. 0194 



.0062 

 .0103 

 .0217 

 .0231 

 .0231 



3.50 



.232 



.470 



1.185 



1.454 



1.526 









27.7 

 45.1 

 85.8 

 95.6 



19.8 

 30.5 

 64.0 



74.7 



77.7 



31.9 

 53.1 

 112.0 

 119.0 

 119.0 





Y .—Plants grown in 100 parts per million nitrate solution. (Plumule+rootlet.) 





Grams in 100 plants. 



Percentage in axes. 



Age of plant. 



Nitrogen. 



Phos- 

 phoric 

 acid. 



Potash. 



Dry 

 weight. 



Nitrogen. 



Phos- 

 phoric 

 acid. 



Potash. 



Dry 



weight. 



2davs 



0. 01852 

 .02806 

 . 04658 

 . 06904 

 .06680 



0. 0088 

 .0110 

 .0180 

 .0226 

 .0270 



0. 0088 

 .0129 

 .0180 



■■.■6i92' 



0. 385 

 .629 

 1.168 

 1.622 

 1.706 



36.2 

 55.0 

 91.2 

 135.0 

 131.0 



26.8 

 35.5 

 54.9 

 68.9 

 82.3 



45.4 

 66.5 

 92.8 



""99.' 6" 



11 



3 days 





5 days . . 



33 



7 days 



46 



9 davs 



49 



■ 





GROWN IN 



DISTILLED WATER (CONTROL). 







Original seed 



0. 05108 

 .01740 



0.0328 



.0110 

 .0125 

 .0175 

 .0230 

 .0236 



0.0194 



-.0091 

 .0130 

 . 0161 



"."6173' 



3.50 



.440 



.660 



1.101 



1.548 



1.490 











2days 



34.1 



35.5 

 38.1 

 53.3 

 70.1 

 71.9 



46.9 

 67.0 

 83.0 



"■"89.'2' 





Sdays 



19 



5 days 



.04154 

 .05108 

 . 04659 



81.4 

 100.0 

 91.2 



31 

 44 

 43 



7 days 



9 days 





