LABORATORY MANUAL IN FIELD CROPS 7 



seed per pound, if the corn sold for 3 cents per pound on the 

 ear? 



3. Outline the methods best suited for the care of seed corn 

 in your section. (See Farmers' Bulletin No. 323.) 



4. Explain the following terms in the score card : uniformity, 

 market condition, proportion of corn to cob, uniform kernel. 



5. Give the necessary rules for scoring. 



6. What constitutes a bushel of corn ? 



7. Of what importance is shrinkage? 



REFERENCES 



Farmers' Bulletins Nos. 249, 409. 

 Shamel's Corn Judging. 

 Farmers' Bulletins Nos. 199, 81, 229, 253. 

 Farmers' Bulletin No. 415, Corn Seed. 

 Livingston's Field Crop Production, p. 81. 



SCORE CARD FOR JUDGING CORN 



Type and uniformity 10 



Maturity and market condition 10 



Purity of kernel . 5 



Purity of cob 5 



Shape of ear 10 



Length of ear 10 



Circumference of ear 5 



Shape of kernel 5 



Uniformity of kernel 5 



Character of germ f . . . . 10 



Butts . . . 5 



Tips 5 



Space between rows 5 



Size of cob 10 



Total . 100 



Student's name, 



Date, Standing, 



(The variety standard for length and circumference of the ear should 

 be obtained by writing to your state experiment station.) 



