July 17, 1916 Influence of Calcium and Magnesium on Plant Growth 609 



In Table XIV pots 2 05, 208, 210, 212, 213,216, 218, and 220 were har- 

 vested 53 days after planting. Their duplicates were permitted to grow 

 12 days longer. Pots 221, 223, 226, 227, 229, 232, 235, and 237 were 

 harvested at maturity, 80 days from the time of planting. Duplicates 

 were grown only 53 days. The analyses are given in Tables XV and XVI . 



TABLE XV. Analysis of straw of -wheat grown with sulphates, chlorids, and carbonates 

 of calcium and magnesium series L 



SULPHATES 



The plants used in the experiments in Table XV were harvested when 

 53 days old. 



TABLE XVI. Analysis of soybean hay grown with sulphates, chlorids, and carbonates of 

 calcium and magnesium series M 



SULPHATES 



