Claim · model-written summary
Leaf pH had no reported relation with scale insect infestation.
- Taxon
- CITRUS TREE HOSTSt0
- Compound
- pH valuese0
- Outcome
- infestation level by the two scale insectse0
- Direction
- no relatione0
Not reportedMaterialGeneOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleTreatmentComparatorSettingValueQualifier
Verbatim
e0“no relation was found between each of total phenols and pH values and the infestation level by the two scale insects.”
t0“EFFECT OF SOME CHEMICAL CONSTITUENTS OF CERTAIN CITRUS TREE HOSTS ON THE POPULATION DENSITY OF Aonidiella aurantii (Maskell) AND Chrysomphalus aonidum (L.) AND THEIR POPULATION FLUCTUATIONS”
Title
Abd-Elghaffar, Asmaa M.; Selem, Gamila Sh.; Kelany, I. M.; et al. Zagazig Journal of Agricultural Research 2017. doi:10.21608/zjar.2017.52266
Other claims from this paper (10)
- Observation Sweet orange was most susceptible to scale insects, followed by navel orange and mandarin.
- Observation A. aurantii populations had three peaks on all three citrus hosts in both years.
- Observation C. aonidum had three peaks on navel orange in both years.
- Observation C. aonidum had four peaks on sweet orange in the first year and three in the second.
- Observation C. aonidum had three and four population peaks on mandarin in the respective years.
- Observation The highest A. aurantii first peak on sweet orange was 636 insects per 300 leaves in February of year two.
- Observation The C. aonidum third peak reached 59 insects per 300 leaves in October of year two.
- Association Total carbohydrates were positively related to scale insect population density across three citrus hosts.
- Association Total proteins were positively related to scale insect population density across three citrus hosts.
- Association Total phenols had no reported relation with scale insect infestation.