COMPOSITION OP PLANTS 



53 



Minutr qnantitiei of a number of other elements are 

 found in the tshei of plants, but they are of no im- 

 portance in agriculture, and need not be mentioned. 



The following diagram shows. in a condensed form 

 the plant is built up: 



I M.»Mun 



Plant 



Nitrogen- > n«. Matter- Plot, in 

 (Albuiuini.il-. 1 



Volatile 



MtroKO- 

 li-.us Matter 



( ll.vlrogeii 



Carbon 



<en 

 Oxygen 



Nitn>gen 

 Sulpbur 

 (Phosphorus) 



('arlM.n 



Matter 



Non-VolatlJ. Matt. « orAib- 



Phosphorus 



Sodium 

 Calcium 

 Iron 

 Chlorine 



MMpHMM 

 MagiuMum 



