Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849217 | Novel isolates of bacilus thuringiensis having activity against the alfalfa weevil, hypera brunneipennis | Robert C. Everich, Jewel Payne | 1989-07-18 |
| 4797276 | Control of cotton boll weevil, alfalfa weevil, and corn rootworm via contact with a strain of Bacillus thuringiensis | Corinna Herrnstadt | 1989-01-10 |