Animal Husbandry.

dot Hog slats
   
dot Cattle slats
   
dot Feeder, single, with 3 openings
   
dot Feeder, single, with 5 openings
   
dot Feeder, single, with 6 openings
   
dot Feeder, double, with 10 openings
   
dot Feeder, double, with 12 openings