53 



LENGTH, 108$ firer. 



3/ 



28 



21 



26 



25 



24 



23 



22 



21 



20 



19 



18 



17 



LENGTH, 1000 FEET. 



16 



15 



14 



13 



12 



II 



10 



Fra. 4. United States Department of Agriculture experimental field for sorghum cane, Medicine 



Lodge, Kans. 



