200 The Development of the Grain of Wheat 



Weight of Grain, Water Content, &c. Fig. 3 shows the green and 

 dry weights respectively for each sample. The green weight rises 



3 6 9 12 15 18 21 ,24 27 30 33 36 39 daye 



Fig. 2. Mean curve of specific gravity of dry matter contained in the grain of all 



three plots in 1907. 



Plot 10 

 R F 



Plot 3 

 Plot 10 

 R F 



3 6 9 12 1& 18 21 24 27 30 33 36 39 days 



Fio. 3. Green and dry weights of 1000 grains, 1907 (3 plots) and 1908 (1 plot). 

 Upper set of curves represent green weight, lower set dry weight. 



