Control of pear psylla: With oils and oil-pyrethrins
Oil sprays show promise for pear psylla control, but the addition of pyrethrins offers little advantage.
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| Autori principali: | , |
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| Natura: | Artigo |
| Lingua: | Inglês |
| Pubblicazione: |
University of California Agriculture and Natural Resources
1963-01-01
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| Serie: | California Agriculture |
| Accesso online: | https://californiaagriculture.org/article/113157-control-of-pear-psylla-with-oils-and-oil-pyrethrins |
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