Search claims · PlantClaims

Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

The authors attributed the long-term photosynthesis decline to both stomatal and non-stomatal limitation, including lower photosystem II activity.

Taxon: Phragmites australisPhragmites australist0
Outcome: decrease of photosynthesis ratee0
Qualifier: non-stomotal limitation and stomotal limitatione0

Verbatim

e0
“the non-stomotal limitation and stomotal limitation all lead to the decrease of photosynthesis rate after long-term drought.The non-stomotal limitation includes the decrease of the activity of photosystem II.”
✓ located verbatim in the source · abstract, characters 962–1170

t0
“Phragmites australis”
✓ located verbatim in the source · title, characters 84–104

Title

Mechanism of Influence of Drought Stress on Photosynthetic Physiological Ecology of Phragmites australis Leaves in Momoge Wetlands

Deng Chun Shidi kexue 2012

Other claims from this paper (7)

Intervention effect Phragmites growth was significantly inhibited after 15 days of drought.
Intervention effect Leaf photosynthesis rate declined after five days of drought and further after 15 days.
Intervention effect Leaf chlorophyll content rose after five days of drought.
Intervention effect Leaf chlorophyll content fell after longer drought.
Intervention effect After 20 days of drought, electron transfer and photosynthesis index decreased.
Intervention effect After 20 days of drought, heat dissipation increased.
Mechanism The authors attributed the short-term photosynthesis decline mainly to stomatal limitation.

Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

The authors attributed the short-term photosynthesis decline mainly to stomatal limitation.

Taxon: Phragmites australisPhragmites australist0
Outcome: decrease of photosynthesis rate of the leavese0
Qualifier: stomotal limitatione0

Verbatim

e0
“the stomotal limitation is the main reason of the decrease of photosynthesis rate of the leaves after short-term drought”
✓ located verbatim in the source · abstract, characters 841–961

t0
“Phragmites australis”
✓ located verbatim in the source · title, characters 84–104

Title

Mechanism of Influence of Drought Stress on Photosynthetic Physiological Ecology of Phragmites australis Leaves in Momoge Wetlands

Deng Chun Shidi kexue 2012

Other claims from this paper (7)

Intervention effect Phragmites growth was significantly inhibited after 15 days of drought.
Intervention effect Leaf photosynthesis rate declined after five days of drought and further after 15 days.
Intervention effect Leaf chlorophyll content rose after five days of drought.
Intervention effect Leaf chlorophyll content fell after longer drought.
Intervention effect After 20 days of drought, electron transfer and photosynthesis index decreased.
Intervention effect After 20 days of drought, heat dissipation increased.
Mechanism The authors attributed the long-term photosynthesis decline to both stomatal and non-stomatal limitation, including lower photosystem II activity.

Mechanismauthor interpretationoriginal resultmeasured

Claim · model-written summary

The decrease in photosynthetic rates of unburned Quercus ilex leaves in late July resulted from reduced stomatal conductance.

Taxon: Quercus ilexQuercus ilext0
Outcome: decrease in photosynthetic rates of unburned leavese1
Qualifier: reduced stomatal conductancee1

Verbatim

t0
“Photosynthesis and photoprotection in Quercus ilex resprouts after fire”
✓ located verbatim in the source · title, characters 0–71

e1
“The decrease in photosynthetic rates of unburned leaves in late July was the result of reduced stomatal conductance”
✓ located verbatim in the source · abstract, characters 1630–1745

Title

Photosynthesis and photoprotection in Quercus ilex resprouts after fire

I. Fleck; K. P. Hogan; L. Llorens; et al. Tree Physiology 1998. doi:10.1093/treephys/18.8-9.607

Other claims from this paper (11)

Mechanismhypothesisoriginal resultbasis n/a

Claim · model-written summary

Decreased leaf conductance induced by high VPD is suggested to signal a decrease in soybean photosynthesis at CO2 saturation by a mechanism not related to mesophyll water deficit

Taxon: soybeansGlycine maxe0
Outcome: rate of photosynthesis at carbon dioxide saturatione0
Qualifier: a mechanism that was not related to a water deficit in the mesophylle0

Verbatim

e0
“It is suggested that in soybeans decreased leaf conductance induced by high VPD provided a signal which decreased the rate of photosynthesis at carbon dioxide saturation by a mechanism that was not related to a water deficit in the mesophyll”
✓ located verbatim in the source · abstract, characters 1409–1650

Title

In-Phase Cycling of Photosynthesis and Conductance at Saturating Carbon Dioxide Pressure Induced by Increases in Water Vapour Pressure Deficit

JAMES A. BUNCE Journal of Experimental Botany 1987. doi:10.1093/jxb/38.9.1413

Other claims from this paper (10)

Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

The authors attribute inhibited leaf photosynthesis and growth in Cd-sensitive cabbage to reduced leaf Mn, Fe, Mg, S and P.

Taxon: cabbage (Brassica oleracea L.)Brassica oleraceae0
Outcome: restraint of leaf photosynthesise1
Qualifier: decrease of Mn, Fe, Mg, S and P concentrations in Cd-sensitive cultivar's leavese1

Verbatim

e0
“two cabbage (Brassica oleracea L.) cultivars”
✓ located verbatim in the source · abstract, characters 114–158

e1
“the decrease of Mn, Fe, Mg, S and P concentrations in Cd-sensitive cultivar's leaves under Cd stress was the key reason for the restraint of leaf photosynthesis, and the decrease of plant growth”
✓ located verbatim in the source · abstract, characters 1349–1543

Title

[Effects of Cd stress on photosynthetic characteristics and nutrient uptake of cabbages with different Cd-tolerance].

Jian-yun Sun; Zhen-guo Shen PubMed 2007

Other claims from this paper (11)

Intervention effect Growth of Cd-sensitive Qiufeng was inhibited even at 20 micromol x L(-1) Cd.
Intervention effect Qiufeng leaf photosynthetic measures declined sharply under Cd stress.
Intervention effect Qiufeng shoot and root dry weight declined sharply under Cd stress.
Intervention effect Growth and photosynthetic characteristics of Beinongzaosheng were negatively affected only at 50 and 100 micromol x L(-1) Cd.
Intervention effect Cd stress decreased chlorophyll a content.
Intervention effect Cd stress decreased chlorophyll b content particularly strongly.
Intervention effect Cd stress significantly decreased plant Mn uptake, more strongly in Qiufeng than Beinongzaosheng.
Intervention effect Cd stress restrained Fe transport from roots to shoots, more strongly in Cd-sensitive cabbage.
Intervention effect Cd stress restrained Mg transport from roots to shoots, more strongly in Cd-sensitive cabbage.
Intervention effect Cd stress promoted P uptake by Cd-tolerant cabbage.
Intervention effect Cd stress had the opposite effect on P and S uptake in Cd-sensitive cabbage.

Mechanismhypothesisoriginal resultbasis n/a

Claim · model-written summary

The decrease in photosynthetic pigments may be an adaptation to stress rather than a limiting factor.

Taxon: Setaria sphacelata var. splendidaSetaria sphacelata var. splendidae1
Outcome: decrease observed in photosynthetic pigmentse2
Qualifier: an adaptation to stress rather than a limiting factore2

Verbatim

e1
“A comparison of the effects of a rapid and a slowly imposed water deficit on photosynthesis was performed in Setaria sphacelata var. splendida (Stapf) Clayton”
✓ located verbatim in the source · abstract, characters 0–158

e2
“The decrease observed in photosynthetic pigments may be an adaptation to stress rather than a limiting factor to photosynthesis”
✓ located verbatim in the source · abstract, characters 1954–2081

Title

Photosynthesis in the water‐stressed C₄grassSetaria sphacelatais mainly limited by stomata with both rapidly and slowly imposed water deficits

Jorge Marques Da Silva; Maria Celeste Arrabaça Physiologia Plantarum 2004. doi:10.1111/j.1399-3054.2004.00328.x

Other claims from this paper (9)

Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

Air pollutants impeded mesophyll carbon dioxide diffusion and thereby lowered net photosynthesis.

Taxon: Parakmeria yunnanensisMagnolia yunnanensist0
Organ / stage: mesophyll cellse0
Treatment: air pollutantse0
Outcome: net photosynthesis ratee0
Direction: decreasee0

Verbatim

t0
“Effects of Urban Air Pollution on Air Exchange Behavior and Chlorophyll Fluorescence in Leaves of Parakmeria yunnanensis Seedlings”
✓ located verbatim in the source · title, characters 0–130

e0
“the air pollutants retard the diffusion of carbon dioxide in the mesophyll cells ,which directly lead to the decrease of the net photosynthesis rate of the leaves”
✓ located verbatim in the source · abstract, characters 862–1024

Title

Effects of Urban Air Pollution on Air Exchange Behavior and Chlorophyll Fluorescence in Leaves of Parakmeria yunnanensis Seedlings

Ming Li; MA Huan-cheng Xibei Linxueyuan xuebao 2005

Other claims from this paper (11)

Mechanismauthor interpretationoriginal resultmeasured

Claim · model-written summary

The decrease in rubisco activity is most likely due to a decrease in available protein rather than a decrease in the percentage of rubisco activated in vivo.

Taxon: Solanum tuberosumSolanum tuberosume0
Outcome: decrease in activitye6
Qualifier: decrease in available proteine6

Verbatim

e0
“The effect of O/sub 3/ on rubisco activity in Solanum tuberosum L. cv Norland foliage was studied”
✓ located verbatim in the source · abstract, characters 0–97

e6
“The decrease in activity is most likely due to a decrease in available protein”
✓ located verbatim in the source · abstract, characters 944–1022

Title

Decline of rubisco activity and net photosynthesis in ozone-treated potato foliage. [Solanum tuberosum]

Dann; Eva J. Pell Plant Physiol., Suppl.; (United States) 1987

Other claims from this paper (5)

Mechanismauthor interpretationoriginal resultnegativebasis n/a

Claim · model-written summary

Non-stomatal factors were responsible for the decrease in potato crop GPP during drought.

Taxon: potato cropSolanum tuberosume0
Outcome: decrease in potato crop GPPe0
Qualifier: non-stomatal factorse0

Verbatim

e0
“non-stomatal factors were responsible for the decrease in potato crop GPP during drought”
✓ located verbatim in the source · abstract, characters 1633–1721

Title

Proofs of non-stomatal limitations of potato photosynthesis during drought by using in-situ eddy covariance data

Quentin Beauclaire; Louis Gourlez de la Motte; Heinesch Bernard; et al. 2020. doi:10.5194/egusphere-egu2020-5183

Other claims from this paper (7)

Mechanismauthor interpretationoriginal resultnegativebasis n/a

Claim · model-written summary

The decrease in photosynthetic rate reduced the ability of green onion to assimilate nutrients.

Taxon: Green Oniont0
Outcome: ability to assimilate nutrientse6
Qualifier: decrease in Pne6

Verbatim

t0
“Green Onion (Allium fistulosum L.)”
✓ located verbatim in the source · title, characters 116–150

e6
“The resulting decrease in Pn reduced the plant’s ability to assimilate nutrients”
✓ located verbatim in the source · abstract, characters 1368–1448

Title

Effects of Chloro-Organophosphate Ester on Photosynthesis, Chlorophyll Fluorescence, Antioxidation and Nutrients of Green Onion (Allium fistulosum L.)

Song Gao; Yuwei Guo; Yuwei Guo; et al. Agronomy 2025. doi:10.3390/agronomy16010007

Other claims from this paper (5)

“decrease of the photosynthesis”

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