Tomato insects: Northern California investigations with chlorinated hydrocarbon insecticides
oleh: A Michelbacher, W Middlekauff, N Akesson, F Lamb
| Format: | Article |
|---|---|
| Diterbitkan: | University of California Agriculture and Natural Resources 1949-07-01 |
Deskripsi
The 1948 season marked the end of the second year in which DDT and DDD insecticides were used extensively for the control of insects attacking tomatoes.