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Horned larks and their relation to agriculture
| Location | Call # | Status |
|---|---|---|
| Joyner - Microforms B300 | CIS US EXEC MF A503-23 | ✔ Available |
Food habits of grosbeaks
| Location | Call # | Status |
|---|---|---|
| Joyner - Microforms B300 | CIS US EXEC MF A503-32 | ✔ Available |
Effectiveness in nature of so-called protective adaptations in animal kingdom, chiefly as illustrated by food habits of Nearctic birds
| Location | Call # | Status |
|---|---|---|
| Joyner - Microforms B300 | CIS US EXEC MF SI1.7-85.7 | ✔ Available |
Five important wild-duck foods
| Location | Call # | Status |
|---|---|---|
| Joyner - Microforms B300 | CIS US EXEC MF A1.3-58.D | ✔ Available |
Eleven important wild-duck foods
| Location | Call # | Status |
|---|---|---|
| Joyner - Microforms B300 | CIS US EXEC MF A1.3-205.D | ✔ Available |
Propagation of wild-duck foods
| Location | Call # | Status |
|---|---|---|
| Joyner - Microforms B300 | CIS US EXEC MF A1.3-465.D | ✔ Available |
Attracting birds to public and semipublic reservations
| Location | Call # | Status |
|---|---|---|
| Joyner - Microforms B300 | CIS US EXEC MF A1.3-715.D | ✔ Available |
Food habits of mallard ducks of U.S.
| Location | Call # | Status |
|---|---|---|
| Joyner - Microforms B300 | CIS US EXEC MF A1.3-720.D | ✔ Available |
Waterfowl and their food plants in sandhill region of Nebraska
| Location | Call # | Status |
|---|---|---|
| Joyner - Microforms B300 | CIS US EXEC MF A1.3-794.D | ✔ Available |