Claim · model-written summary
The recommended spray times are leaf emergence, the first week of June and the first week of August.
- Taxon
- apple
Malus domesticat0 - Outcome
- proper times to spraye0
- Qualifier
- as soon as the leaves appear; second, the first week in June; third, the first week in Auguste0
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleTreatmentComparatorSettingDirectionValue
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
e0“The proper times to spray, as determined by the experimental work in this state, are as follow s: First, as soon as the leaves appear; second, the first week in June; third, the first week in August.”
t0“apple”
Title
R. L. Webster Iowa State University Digital Repository (Iowa State University) 1908
Other claims from this paper (5)
- Observation The lesser apple leaf-folder folds leaves of apple stock in nurseries and young orchards.
- Observation The lesser apple leaf-folder folds leaves of plum stock in nurseries and young orchards.
- Observation Leaf-folders appear three times during the season, at leaf emergence, mid-June and early August.
- Observation Leaf-folders remain on trees four to six weeks before maturity.
- Recommendation Effective spraying should target very young leaf-folders or eggs.