Claim · model-written summary
Humic acid promoted protein production in lettuce.
- Taxon
- lettuce
Lactuca sativae0 - Treatment
- HAe2
- Outcome
- production of proteine1
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingDirectionValueQualifier
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“lettuce (Lactuca sativa L.)”
e1“which resulted in production of protein”
e2“HA accelerated uptake of N and NO3”
Title
Photosynthetic Activity and N Metabolism of Lettuce as Affected by Humic Acid
Maryam Haghighi; M. Kafi; P. Fang International Journal of Vegetable Science 2012. doi:10.1080/19315260.2011.605826
Other claims from this paper (7)
- Intervention effect Humic acid accelerated lettuce uptake of N and NO3.
- Intervention effect Humic acid enhanced nitrate reductase activity in lettuce.
- Intervention effect Humic acid did not affect lettuce P absorption.
- Intervention effect Humic acid did not affect proline content of lettuce leaves.
- Intervention effect All humic acid levels increased lettuce photosynthetic activity.
- Intervention effect Humic acid enhanced lettuce chlorophyll content and mesophyll conductance.
- Mechanism The authors concluded humic acid improves lettuce yield through stimulation of nitrogen metabolism and photosynthesis.