Claim · model-written summary
Seasonal and diurnal changes in water, gas and tension accord with the tension hypothesis.
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleTreatmentComparatorSettingDirectionValueQualifier
Verbatim
e0“Seasonal and diurnal variations in water and gas content and the changes in tension that are demonstrable are all in accordance with the demands of the tension hypothesis.”
t0“THE PHYSIOLOGY OF THE TREE”
Title
R. Darnley Gibbs Canadian Journal of Research/Canadian journal of research 1935. doi:10.1139/cjr35-064
Other claims from this paper (3)
- Mechanism The tension hypothesis best fits observed facts about sap ascent.
- Mechanism Differences in sap-flow behavior among maple, birch and poplar cannot be explained by root-system differences.
- Association Earlier cessation of bleeding and tension development in poplar correlate with greater twig evaporation.