Claim · model-written summary
Parasitism estimates were significantly greater near prune trees in first generations of both years.
- Taxon
- wine‐grape
Vitis viniferae1 - Interactor
- E. elegantula
Erythroneura elegantulae0pest - Second interactor
- A. eposAnagrus epose0biocontrol_agent
- Outcome
- A. epos parasitism ratese0
- Direction
- greatere0
- Qualifier
- first E. elegantula generation in both 1991 and 1992e0
- Comparator
- vineyards associated with prune treese0
Verbatim
e0“Point estimates of A. epos parasitism rates were significantly greater in vineyards associated with prune trees during the first E. elegantula generation in both 1991 and 1992.”
e1“wine‐grape vineyard plots”
Title
Brook C. Murphy; Jay A. Rosenheim; Robert V. Dowell; et al. Entomologia Experimentalis et Applicata 1998. doi:10.1046/j.1570-7458.1998.00326.x
Other claims from this paper (6)
- Observation Anagrus epos was the key mortality factor for grape leafhopper eggs.
- Observation Later generations showed no consistent difference in parasitism rates.
- Association Early season parasitism raised cumulative season long leafhopper egg mortality.
- Association Early season adult parasitoid abundance influenced parasitism rates.
- Association Leafhopper egg density influenced parasitism rates.
- Mechanism Vineyard diversification with prune trees supports overwintering parasitoids and enhances parasitism.