Claim · model-written summary
EPNs were most successful at suppressing DBM and ICW populations when average pest pressure was below 0.5/plant.
- Taxon
- cruciferse0
- Treatment
- EPNse7
- Interactor
- DBMe7pest
- Second interactor
- EPNse7biocontrol_agent
- Outcome
- suppressing DBM and ICW populationse7
- Direction
- most successfule7
- Value
- 0.5/plante7
- Qualifier
- when the average pest pressure was below 0.5/plante7
Not reportedMaterialGeneCompoundOrgan / stageComparatorSetting
Verbatim
e0“Diamondback moth (DBM), Plutella xylostella, and imported cabbage worm (ICW), Pieris rapae, are destructive pests of crucifers worldwide”
e7“EPNs were most successful at suppressing DBM and ICW populations when the average pest pressure was below 0.5/plant”
Title
Sabina Budhathoki; Brent Sipes; Ikkei Shikano; et al. Horticulturae 2022. doi:10.3390/horticulturae8111073
Other claims from this paper (19)
- Intervention effect Trap cropping reduced DBM abundance by 46% in the first head cabbage trial.
- Intervention effect Trap cropping reduced ICW abundance by 73% in the first head cabbage trial.
- Intervention effect Trap cropping reduced DBM leaf damage by 45% in the first head cabbage trial.
- Intervention effect Trap cropping reduced ICW leaf damage by 33% in the first head cabbage trial.
- Intervention effect DBM populations were reduced by 19% in the second head cabbage trial.
- Intervention effect ICW was reduced by 65% in the second head cabbage trial.
- Intervention effect Trap cropping had no effect on leaf damage in the second head cabbage trial.
- Intervention effect Trap cropping suppressed DBM abundance by 50% in the first kale trial.
- Intervention effect Trap cropping suppressed DBM leaf damage by 19% in the first kale trial.
- Intervention effect Trap cropping had no significant effect on ICW in the first kale trial.
- Intervention effect Trap cropping reduced ICW leaf damage by 13% in the second kale trial.
- Intervention effect Adding EPN foliar sprays further reduced DBM populations in plots with trap crops in the first head cabbage trial.
- Intervention effect Adding EPN foliar sprays further reduced ICW in plots without trap crops in the first head cabbage trial.
- Intervention effect EPNs suppressed DBM populations entirely in the second kale trial.
- Intervention effect EPNs had no effects in the second head cabbage trial or the first kale trial.
- Intervention effect Trap cropping with kai choi did not consistently improve the efficacy of EPN foliar sprays.
- Association Trap crops worked more effectively at insect populations above 0.5/plant.
- Intervention effect Trap cropping lowered the weight of head cabbage and kale when planted 30 cm or closer to kai choi.
- Intervention effect Leaving a 60 cm distance between cash and trap crops resolved the loss of weight.