62 IMPLEMENTS FOR SOIL PREPARATION 



evaporation goes on at a more rapid rate when more surface is 

 exposed to the action of wind and sunshine, and because the 

 trenches between the ridges drain off the surplus water. In the 

 dry sandy regions of the West it is generally best to adopt flat 

 cultivation. In many sections of the eastern and southern States 

 ridge cultivation seems to give the best results. 



QUESTIONS 



1. Discuss the beam of the plow. 



2. What is the standard ? 



3. Describe the handle bearers. 



4. Explain the workings of the clevis. 



5. What is the plowshare ? 



6. What is the plowpoint ? 



7. Describe the moldboard. 



8. Explain the use of the colter. 



9. Name all the additional parts of a plow and explain the use of each. 



10. Describe the sulky plow. 



11. Discuss the parts of the cultivator. 



12. Name the objects of tillage. 



13. Name the surface working tools. 



14. Name the compacting tools. 



15. What are the uses of compacting tools? 



16. Discuss the best time for plowing. 



17. Discuss proper depth for plowing. 



18. Compare relative merits of flat and ridge cultivation. 



