EXERCISE 11 (Continued) 



of hull and kernel weigh 100 grains taking them as they run. Remove hulls 

 and weigh kernels. Weight of hulls will equal weight of grain minus weight 

 of kernels. From this data percentages can be figured. Each student should 

 make enough hull tests so that the class may have duplicate results for 

 each variety. 



vr/ir v 



dim n.\ 



FIG. 21. Two types of oats, panicle and side. (Field Crops Wilson and Warburton.) 



Questions. 1. Which have the larger percentage of kernel, side or 

 panicled varieties? 



2. Do early or late varieties produce the most straw? 



3. What is the geography of white, yellow, black and red varieties? 



References. Montgomery, E. G., 1916, Productive Farm Crops (Lip- 

 PINCOTT), Chap. XX. Etheridge, W. C., 1916. A Classification of the 

 Varieties of Cultivated Oats. Cornell University Agr. Expt. Sta. Memoir 10. 



