134 



PRODUCTIVE FARMING 



lack of purity, and tends toward a too wide variation in time 

 of maturity, size, and shape of kernels (Fig. 70). 



4. Vitality or Seed Condition. — Corn should be in good 

 market condition; show good constitution, and be capable 

 of producing plants of strong vigorous growth and heavy 

 yield. All indications of freezing or other injury from expo- 

 sure and all evidences of immaturity show poor vitality. 

 Corn with adhering chaff, or a black tip, caused by the tip 

 cap adhering to the cob, is not in good condition. 





m^^^m^M 



Fig. 69. — Good seed com. The upper ear shows good even rows with very 

 narrow spaces between rows and between kernels. Ihe tips of the cob should be 

 covered with corn. There is a good deep impression and small stem shown at the 

 left. The kernels are deep as compared with the size of the cob, as shown. (U. S. 

 Farmers' Bulletin 229.) 



5. Tips. — Tips (Fig. 69) should be regular, uniform, and 

 properly proportioned with the body of the ear. The rows 

 should be well carried out and the kernels conform closely 

 to those in the main body of the ear in shape and size. The 

 proportion to tip covered or filled must be considered. Long 

 pointed tips as well as enlarged or double tips are objection- 

 able. 



6. BiUts. — The rows of kernels (see Fig. 69) should extend 

 in regular order over the butt, leaving a deep depression 



