EXERCISE 66 (Continued) 



Questions. Of what does the mycelium consist ? What do sporangia contain ? What functions do 

 these bodies have ? Describe the spores as to their size, shape, and color. How do fungi reproduce ? 

 How does corn smut spread ? How does wheat smut live over from one season to another ? Name all 

 the farm plants that you know to be attacked by smut. 



References. Waters, H. J. Essentials of Agriculture, pp. 288-289. Ginn and Company. Duggar, 

 B. M. Fungous Diseases of Plants. Gmn and Company. Stevens and Hall. Diseases of Economic Plants, 

 p. 486. The Macmillan Company. 



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