122 ORIGIN AND DESCRIPTION OF WHEAT TYPES 



6. Give principal distinction in a hard and a soft wheat in color; quality. 



7. What is a " strong " wheat ? 



8. Give the principal wheat regions. 



9. How does rainfall affect the quality of wheat? 



10. What kind of flour do durum wheats make? W T here grown? 



11. When introduced into United States? 



12. Describe the durum wheat types. 



13. What are the spelt wheats like? 



14. Where are they cultivated? What used for? 



15. Describe various ways in which new varieties of wheat have originated. 



16. Describe some good examples. 



17. Define " winter wheat " and " spring wheat." 



18. What difference between a true winter wheat and a wheat that may be 



sown either fall or spring ? 



