CHAPTER III 



FORAGE PLANTS 



Scarcely less important than the use of grasses for the 

 production of human food is their use for forage. The 

 domestic animals, upon which man depends in part for 

 his food, in their turn depend upon wild or cultivated 

 forage plants. 



Fig. 1. Production of hay and forage in the United States. One large dot repre- 

 sents 500,000 tons; one small dot represents 100,000 tons. 



13. The importance of forage plants is shown in part 

 by the statistics given in the census report under the 

 heading "hay and forage/' which includes plants cut and 

 used dry or green for forage, but does not include plants 

 used for pasturage. The figures also include an insig- 



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