Studies of methods and materials for the control of the leafhopper Empoasca fabae as a bean pest / by Dwight M. DeLong.
Saved in:
| Main Author: | |
|---|---|
| Corporate Author: | |
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington :
U.S. Dept. of Agriculture,
1940.
|
| Series: | Technical bulletin (United States. Department of Agriculture) ;
no. 740. |
| Subjects: |