Hint: Farming & agriculture
The answer to this puzzle is:
1. BARN
2. PITCHFORK
3. SHEPHERD
4. MILK
5. TROUGH
6. CROPS
7. HORSE
8. CORN
9. CHICKEN
10. WINDMILL
11. PRODUCE
12. COTTON
13. GOAT
14. SILO
2. PITCHFORK
3. SHEPHERD
4. MILK
5. TROUGH
6. CROPS
7. HORSE
8. CORN
9. CHICKEN
10. WINDMILL
11. PRODUCE
12. COTTON
13. GOAT
14. SILO