1. Killay Belen, threshing wheat Collection: Billie Jean Isbell Andean Collection Location: Killay Belen (Bolivia) Date: 1981 Format: Image
2. Volume XXX, Number 1: Arkansas farm research Collection: Core Historical Literature of Agriculture Publisher: Agricultural Experiment Station, University of Arkansas Publication Place: Fayetteville, Ark. Date: 1981 Format: Issue
3. Volume XXX, Number 2: Arkansas farm research Collection: Core Historical Literature of Agriculture Publisher: Agricultural Experiment Station, University of Arkansas Publication Place: Fayetteville, Ark. Date: 1981 Format: Issue
4. Volume XXX, Number 3: Arkansas farm research Collection: Core Historical Literature of Agriculture Publisher: Agricultural Experiment Station, University of Arkansas Publication Place: Fayetteville, Ark. Date: 1981 Format: Issue
5. Volume XXX, Number 4: Arkansas farm research Collection: Core Historical Literature of Agriculture Publisher: Agricultural Experiment Station, University of Arkansas Publication Place: Fayetteville, Ark. Date: 1981 Format: Issue
6. Volume XXX, Number 5: Arkansas farm research Collection: Core Historical Literature of Agriculture Publisher: Agricultural Experiment Station, University of Arkansas Publication Place: Fayetteville, Ark. Date: 1981 Format: Issue
7. Volume XXX, Number 6: Arkansas farm research Collection: Core Historical Literature of Agriculture Publisher: Agricultural Experiment Station, University of Arkansas Publication Place: Fayetteville, Ark. Date: 1981 Format: Issue
8. Number 94 - Report of the Dean: Annual report of the New York State College of Agriculture and Life Sciences at Cornell University & the Cornell University Agricultural Experiment Station Collection: Core Historical Literature of Agriculture Publisher: New York State College of Agriculture and Life Sciences Publication Place: Ithaca, N.Y. Date: 1981 Format: Issue
9. Number 862, Edition Reprint - Barbecued Chicken: Cornell extension bulletin Collection: Core Historical Literature of Agriculture Publisher: New York State College of Agriculture Publication Place: Ithaca, N.Y. Date: 1981 Format: Issue
10. Volume 63, Number 1: American journal of agricultural economics Collection: Core Historical Literature of Agriculture Publisher: American Agricultural Economics Association Publication Place: Menasha, Wis. Date: 1981 Format: Issue
11. Volume 63, Number 2: American journal of agricultural economics Collection: Core Historical Literature of Agriculture Publisher: American Agricultural Economics Association Publication Place: Menasha, Wis. Date: 1981 Format: Issue
12. Volume 63, Number 3: American journal of agricultural economics Collection: Core Historical Literature of Agriculture Publisher: American Agricultural Economics Association Publication Place: Menasha, Wis. Date: 1981 Format: Issue
13. Volume 63, Number 4: American journal of agricultural economics Collection: Core Historical Literature of Agriculture Publisher: American Agricultural Economics Association Publication Place: Menasha, Wis. Date: 1981 Format: Issue
14. Volume 63, Number 5: American journal of agricultural economics Collection: Core Historical Literature of Agriculture Publisher: American Agricultural Economics Association Publication Place: Menasha, Wis. Date: 1981 Format: Issue
15. Hillside agriculture, Imbabura Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Location: Imbabura (Ecuador) Date: 1981 Format: Image
16. Hillside agriculture, Imbabura Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Location: Imbabura (Ecuador) Date: 1981 Format: Image
17. Mid valley cultivation Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Overviews Location: Quispillaccta (Peru) Chuschi (Peru) Chuschi (Peru) Quispillacta (Peru)Quispillaqta (Peru) Date: 1981 Format: Image