FEEDING PRACTICES AND APPLIANCES 411 



Fig. 187 



A lliree-coraparUiiciil iioppcT fur tint, slicll, and bonu. (Cuurtcsy of 

 Cornell A;;i iciil I in :il l'W| i.i iniml. Sfalion.) 



Fig. 18S 



Single-oompartmcnt grit and shell hoppers. (Courtesy of Cornell 

 Agrieulturai Experiment .Station.) 



