Claim · model-written summary
Nitrogen effects on middle and lower leaves mainly occurred early in growth.
- Taxon
- tobacco
Nicotiana tabacume1 - Organ / stage
- middle and lower leavese0
- Treatment
- nitrogen applicatione2
- Outcome
- dry weight and nitrogen and nicotine accumulatione2
- Qualifier
- earlier stagese0
Not reportedMaterialGeneCompoundInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingDirectionValue
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
e0“those of middle and lower leaves occurred at earlier stages”
e1“growth stages of tobacco plants”
e2“The effects of nitrogen application for increasing dry weight and nitrogen and nicotine accumulation”
Title
Chunjian Li Journal of Southwest University 2008
Other claims from this paper (11)
- Association Dry weight rose with nitrogen rate within a range, then plateaued above 97.5 kg/hm2.
- Association Nitrogen accumulation rose with nitrogen rate within a range, then plateaued above 97.5 kg/hm2.
- Association Nicotine accumulation rose with nitrogen rate within a range, then plateaued above 97.5 kg/hm2.
- Observation Nitrogen effects on upper leaf dry weight and nitrogen and nicotine accumulation mainly occurred late in growth.
- Intervention effect Nitrogen application advanced peak dry weight accumulation rate relative to no-N control.
- Intervention effect Nitrogen application advanced peak nitrogen accumulation rate relative to no-N control.
- Intervention effect Nitrogen application advanced peak nicotine accumulation rate relative to no-N control.
- Association Peak dry weight accumulation rate increased with nitrogen rate.
- Association Peak nitrogen accumulation rate increased with nitrogen rate.
- Association Peak nicotine accumulation rate increased with nitrogen rate.
- Observation Peak nitrogen accumulation occurred before nicotine and dry weight accumulation peaks, which followed apex removal.