Walnut aphid investigations: 1951 tests on Payne walnuts help develop economical control program under northern California conditions
Satisfactory and economical control of the walnut aphid throughout the season is possible.
| Main Authors: | , , |
|---|---|
| 格式: | Article |
| 語言: | English |
| 出版: |
University of California Agriculture and Natural Resources
1952-04-01
|
| 叢編: | California Agriculture |
| 在線閱讀: | https://californiaagriculture.org/article/114586-walnut-aphid-investigations-1951-tests-on-payne-walnuts-help-develop-economical-control-program-under-northern-california-conditions |