TABLES OF EXPERIMENTS. 



Pago. 

 Table 1 . Analyses of kernels of high and of low specific gravity 49 



2. Proportion of light and of heavy seed 50 



3. Analyses of large, heavy kernels and of small, light kernels 50 



4. Analyses of spikes of wheat, arranged according to nitrogen content of 



kernels. Crop of 1902 52 



5. Summary of analyses of spikes of wheat, arranged according to nitrogen 



content of kernels. Crop of 1902 56 



6. Summary of analyses of spikes of wheat, arranged according to specific 



gravities of kernels. Crop of 1902 56 



7. Sunnnary of analyses of spikes of wheat, arranged according to weight of 



average kernel. Crop of 1902 57 



8. Analyses of plants, arranged according to percentage of proteid nitrogen. 



Crop of 1903 59 



9. Summary of analyses of plants, arranged according to percentage of pro- 



teid nitrogen. Crop of 1803 64 



10. Analyses of plants, arranged according to weight of average kernel. Crop 



of 1903 65 



11. Summary of analyses of plants, arranged according to weight of average 



kernel. Crop of 1903 71 



12. Summary of analyses of plants, arranged according to grams of proteid 



nitrogen in average kernel. Crop of 1903 72 



13. Crops grown from light and from heavy seed for four years 73 



14. Analyses of twenty-five spikes of wheat, showing their total organic nitro- 



gen 77 



15. Analyses of twenty-three spikes of wheat, showing their percentage of 



proteid nitrogen 77 



16. Analyses of twenty-one plants, showing total nitrogen and proteid nitro- 



gen 78 



17. Analyses of spikes of wheat, showing difference in proteid nitrogen 79 



18. Variations in content of proteids 80 



19. Relation of gliadin-plus-glutenin nitrogen to proteid nitrogen 85 



20. Summary of analyses, showing relation of gliadin-plus-glutenin nitrogen 



to proteid nitrogen 88 



21 . Relation of proteid nitrogen to gliadin-plus-glutenin nitrogen 88 



22. Summary of analyses, showing relation of proteid nitrogen to gliadin-plus- 



glutenin nitrogen 91 



23. Ratio of gliadin to glutenin as the content of their sum increases 92 



24. Summary of analyses, showing the ratio of gliadin to glutenin as the con- 



tent of their sum increases .- 94 



25. Analyses showing transmission of nitrogen from one generation to 



another 96 



11 



