Try:droughtFusariumnitrogen fertilizerArabidopsisseed germination

“dry weight decrease”

516 matches

Claim types

Direction of the findings

plus 79 non-evaluative

Over time

1950 ’60 ’70 ’80 ’90 2000 ’10 ’20

plus 8 earlier · 1900s–1940s

Refine ·

More filters

Clear filters

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

The percentage decrease in dry weight was lowest for ZD958, intermediate for ND108, and highest for GY115.

Taxon: MaizeZea mayst0
Material: ZD958e0
Outcome: decrease percentagee0
Direction: loweste0
Qualifier: then in ND108 and the highest in GY115e0

Verbatim

e0
“the decrease percentage showed to be the lowest in ZD958,then in ND108 and the highest in GY115.”
✓ located verbatim in the source · abstract, characters 698–794

t0
“Maize”
✓ located verbatim in the source · title, characters 50–55

Title

The Effects of Density on Population Structure of Maize with Different Plant Types

Kai Xiao Acta Agriculturae Boreali-Sinica 2008

Other claims from this paper (8)

Association Stem-leaf angle increased as maize plant type became erect.
Observation At later growth stages, leaf area index ranked GY115 highest, ND108 next, and ZD958 lowest.
Observation ZD958 had a relatively low senescence rate in lower leaves.
Observation Photon perception in middle and lower canopy parts decreased over a day.
Observation Photon perception was higher in ZD958 than ND108, and higher in ND108 than GY115.
Association Dry weight per plant decreased with increasing density.
Association Yield responses to density differed by plant type.
Association Density for maximum yield varied substantially by plant type.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Dry weight/fresh weight ratio decreased as relative light intensity decreased.

Taxon: tobacco seedlingsNicotiana tabacumt0
Treatment: decrease of relative light intensitye0
Outcome: dry weight/fresh weight ratioe0
Direction: decreasede0

Not reportedComparator

Verbatim

e0
“with the decrease of relative light intensity, seedling height increased, while stem circumference, dry weight/fresh weight ratio, leaf thickness, specific leaf weight, and matter accumulation decreased.”
✓ located verbatim in the source · abstract, characters 269–472

t0
“tobacco seedlings”
✓ located verbatim in the source · title, characters 82–99

Title

[Effects of light intensity on morphological and physiological characteristics of tobacco seedlings].

Xing-yo Yang; Xie-feng Ye; Guo-shun Liu; et al. PubMed 2007

Other claims from this paper (12)

Intervention effect Seedling height increased as relative light intensity decreased.
Intervention effect Stem circumference decreased as relative light intensity decreased.
Intervention effect Leaf thickness decreased as relative light intensity decreased.
Intervention effect Specific leaf weight decreased as relative light intensity decreased.
Intervention effect Matter accumulation decreased as relative light intensity decreased.
Intervention effect Light intensity had less effect on seedling leaf number.
Intervention effect Weak light increased free water, chlorophyll and total nitrogen contents in leaves.
Intervention effect Weak light increased protein content in leaves.
Intervention effect Weak light decreased bound water content and chlorophyll a/b ratio.
Intervention effect Weak light decreased invertase activity.
Intervention effect Weak light decreased root/shoot ratio, root biomass and root vitality.
Recommendation The authors recommend improving seedbed light conditions for tobacco production.

Intervention effectobservedoriginal resultnegativenot significant (as stated)measured

Claim · model-written summary

Total dry weight tended to decrease at the +/-75 cm amplitude.

Taxon: Ottelia alismoidesOttelia alismoidest0
Treatment: ± 75 cm amplitudee0
Outcome: total DWe0
Direction: decreasing trende0

Not reportedComparator

Verbatim

t0
“Ottelia alismoides”
✓ located verbatim in the source · title, characters 42–60

t1
“water level fluctuations”
✓ located verbatim in the source · title, characters 64–88

e0
“total DW had a decreasing trend in the ± 75 cm amplitude”
✓ located verbatim in the source · abstract, characters 760–816

Title

Responses of the threatened aquatic plant Ottelia alismoides to water level fluctuations

Ling-Fei Yu Yu Fundamental and Applied Limnology / Archiv für Hydrobiologie 2009. doi:10.1127/1863-9135/2009/0174-0295

Other claims from this paper (10)

Intervention effect Leaf number and leaf area of O. alismoides were not affected by the water level fluctuation amplitudes.
Intervention effect Below-ground dry weight allocation was proportionally similar in all water level treatments.
Intervention effect Total dry weight did not differ significantly between static and fluctuating water levels.
Intervention effect The largest total dry weight occurred at the +/-25 cm amplitude, suggesting a preference for moderately fluctuating water levels.
Intervention effect Fruit dry weight allocation and fruit number were similar in all water regimes.
Intervention effect Seed number per fruit decreased at the +/-75 cm amplitude.
Intervention effect O. alismoides generally did not respond to the two fluctuation frequencies.
Intervention effect High fluctuation amplitude (+/-75 cm) reduced plant performance.
Intervention effect O. alismoides can tolerate moderate water level fluctuations.
Recommendation Conservation decisions for this threatened species should consider the disturbance caused by water level fluctuations.

Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

The authors attribute reduced seed dry weight to lower water content and higher endogenous abscisic acid content.

Taxon: CottonGossypium hirsutume1
Organ / stage: seede0
Compound: endogenous abscisic acide0
Outcome: seed dry weighte0
Qualifier: decrease in water contente0

Verbatim

e0
“a marked decrease in seed dry weight may be because of a decrease in water content and accumulation of higher endogenous abscisic acid content”
✓ located verbatim in the source · abstract, characters 989–1131

e1
“Cotton ( Gossypium hirsutum L.)”
✓ located verbatim in the source · abstract, characters 0–31

Title

Accumulation of abscisic acid in cotton fibre and seed of normal and abnormal bolls

SONAL J. GOKANI; VRINDA S. THAKER The Journal of Agricultural Science 2001. doi:10.1017/s0021859601001551

Other claims from this paper (6)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Salt reduced dry weight more in leaves than roots.

Taxon: tomatoSolanum lycopersicumt0
Organ / stage: leavese0
Treatment: salte0
Outcome: dry weighte0
Direction: decreasee0
Comparator: rootse0

Verbatim

e0
“pronounced decrease of dry weight by salt in leaves compared with that in the roots”
✓ located verbatim in the source · abstract, characters 1161–1244

t0
“Tomato”
✓ located verbatim in the source · title, characters 101–107

Title

Changes in Growth and Activity of Enzymes Involved in Nitrate Reduction and Ammonium Assimilation in Tomato Seedlings in Response to NaCl Stress

M. Debouba; H. Maaroufi-Dghimi; A. Suzuki; et al. Annals of Botany 2007. doi:10.1093/aob/mcm050

Other claims from this paper (6)

Intervention effect Leaf and root Na+ and Cl- concentrations rapidly increased after NaCl exposure.
Observation NO3- concentration fell first in roots and then in leaves.
Intervention effect Salt ions decreased leaf dry weight from days 5 to 10.
Intervention effect Salt ions increased leaf NH4+ concentration from days 5 to 10.
Observation Leaf nitrate reductase, Fd-GOGAT and NAD-GDH activities were inhibited.
Intervention effect NaCl affected these enzyme activities less in roots than leaves.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

High bulk density decreased shoot, leaf, and root dry weight.

Taxon: treese0
Treatment: bulk density of 1. 5e0
Outcome: dry weight of shoots, leaves, and rootse0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“A bulk density of 1. 5 caused a decrease in dry weight of shoots, leaves, and roots of trees on all rootstocks.”
✓ located verbatim in the source · abstract, characters 536–647

Title

598 Response of Apple Rootstocks to Soil Compaction

David C. Ferree HortScience 2000. doi:10.21273/hortsci.35.3.500a

Other claims from this paper (5)

Observation The 1998 trial found no shoot-growth interaction.
Observation The 1999 trial found a significant interaction.
Association Three rootstocks were less influenced than three others.
Intervention effect Compaction decreased leaf K and B.
Observation Compaction increased leaf Mg and Mn.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Higher solution Cd decreased dry weight production.

Taxon: Thlaspi caerulescensNoccaea caerulescenst0
Treatment: increasing Cd concentration in solutione0
Outcome: dry weight productione0
Direction: decreasee0

Verbatim

e0
“an increasing Cd concentration in solution led to a decrease in dry weight production”
✓ located verbatim in the source · abstract, characters 814–899

t0
“Thlaspi caerulescens”
✓ located verbatim in the source · title, characters 43–63

Title

Cadmium tolerance and hyperaccumulation by Thlaspi caerulescens populations grown in hydroponics are related to plant uptake characteristics in the field

Catherine Keller; Saliou Diallo; Claudia Cosio; et al. Functional Plant Biology 2006. doi:10.1071/fp05217

Other claims from this paper (10)

Observation Swiss populations accumulated Zn in the field.
Observation Swiss populations hyperaccumulated Cd up to 505 mg Cd kg–1 dry weight in the field.
Observation Responses to Cd differed significantly among populations.
Association Higher solution Cd increased shoot Cd concentration.
Method / resource Shoot dry weight discriminated tolerance better than root dry weight and root length.
Observation Swiss populations behaved similarly to the Ganges population.
Observation Swiss populations behaved differently from the Prayon population.
Observation At 1 µm Cd, shoot concentrations exceeded 100 mg kg–1 except in Prayon and T. perfoliatum.
Observation At 1 µm Cd, plants showed no visible toxicity symptoms.
Association Field transfer factor was positively related to population response to increasing Cd in solution.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Transpiration rate and dry seedling weight decreased.

Taxon: tomatoSolanum lycopersicumt0
Treatment: aqueous extracte1
Outcome: transpiration rate (Tr) and dry seedling weighte0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“transpiration rate (Tr) and dry seedling weight decrease”
✓ located verbatim in the source · abstract, characters 1212–1268

t0
“tomato (Lycopersicon esculentum Mill)”
✓ located verbatim in the source · title, characters 94–131

e1
“Watering tomato seedlings with the aqueous extract”
✓ located verbatim in the source · abstract, characters 687–737

Title

Allelopathic effect of aqueous extract from cucumber (Cucumis sativus L.) aboveground part on tomato (Lycopersicon esculentum Mill)

Jian Liu Zhongguo shengtai nongye xuebao 2009

Other claims from this paper (15)

Observation Cucumber aboveground extract contained several chemical groups but not tannins.
Intervention effect The extract inhibited tomato seed respiration rate and α-amylase activity.
Intervention effect The extract inhibited tomato germination rate and germination index increasingly with concentration.
Intervention effect Extract watering increased reactive oxygen species in tomato seedling leaves.
Intervention effect Extract watering increased glutathione, ascorbic acid and malondialdehyde in tomato seedling leaves.
Intervention effect Extract watering increased plasma membrane permeability in tomato seedling leaves.
Intervention effect Extract watering decreased catalase and peroxidase activity.
Intervention effect SOD and APX activity first increased and then decreased as extract concentration rose.
Intervention effect Chlorophyll content, net photosynthesis and stomatal conductance decreased.
Intervention effect Intercellular carbon dioxide content increased.
Intervention effect Initial fluorescence rose with extract concentration.
Intervention effect Maximum fluorescence and two PSII efficiency measures decreased.
Intervention effect Actual PSII efficiency, photochemical quenching and electron transport decreased.
Intervention effect Photochemical rate decreased.
Intervention effect Non-photochemical quenching initially increased and then decreased.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Lead decreased fresh weight, dry weight and water content.

Taxon: Festuca arundinaceaLolium arundinaceumt0
Treatment: lead treatmentse0
Outcome: fresh weight,dry weight,water contente0
Direction: decreasee0
Comparator: the controle0

Verbatim

e0
“in comparison with the control,lead treatments caused decrease of fresh weight,dry weight,water content and the root activity,and increase of the membrane permeability”
✓ located verbatim in the source · abstract, characters 296–463

t0
“Festuca arundinacea”
✓ located verbatim in the source · title, characters 90–109

Title

EFFECT OF LEAD POLLUTION ON GROWTH,INORGANIC ION DISTRIBUTION AND Pb~(2+) ACCUMULATION IN Festuca arundinacea

LI Bai-xue Journal of Nuclear Agricultural Sciences 2009

Other claims from this paper (13)

Intervention effect Lead decreased root activity.
Intervention effect Lead increased membrane permeability.
Observation Under lead stress, MDA first decreased then increased.
Intervention effect Lead reduced root and leaf concentrations of nitrate, potassium and calcium.
Observation Root sodium, magnesium and manganese concentrations first rose then fell under lead stress.
Intervention effect Leaf sodium, magnesium and manganese concentrations did not change significantly against controls.
Intervention effect Lead treatments increased root and leaf lead concentrations.
Observation Leaf lead accumulation rose rapidly then fell as roots absorbed lead.
Observation At 1000mg/L lead, leaf to root lead accumulation ratio was 55.74%.
Mechanism The authors attributed declining root activity, water loss, nitrogen deficiency and membrane peroxidation to lead accumulation.
Mechanism The authors attributed disrupted inorganic ion homeostasis to lead accumulation.
Association Lead injury inhibited seedling growth more as lead concentration increased.
Recommendation The authors suggested the grass has strong potential to remediate lead-contaminated soil.

Associationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Greater Xanthium density significantly reduced maize height, fresh weight and dry weight.

Taxon: maizeZea mayse0
Organ / stage: 4-5 leaf growth stagee0
Interactor: X. strumariumXanthium strumariume0weed
Outcome: maize height, fresh weight, dry weighte0
Direction: decreasee0

Verbatim

e0
“an increase in X. strumarium density causes a highly significant decrease in maize height, fresh weight, dry weight and leaf area at the 4-5 leaf growth stage”
✓ located verbatim in the source · abstract, characters 768–926

e1
“Xanthium strumarium L.”
✓ located verbatim in the source · abstract, characters 59–81

Title

Competition between maize and Xanthium strumarium L.

R. Nakova; Ganka Baeva; P. Nikolov Pesticidi I Fitomedicina 2004

Other claims from this paper (5)

Observation Xanthium strumarium was highly competitive with maize.
Association Greater Xanthium density significantly reduced maize leaf area.
Association Greater Xanthium density significantly reduced maize yield.
Observation The largest maize trait decrease occurred at 25 Xanthium plants per metre.
Method / resource The authors suggest regression models could predict maize yield damage from competition.

Lexical search (BM25). All words must match; if nothing does, any word. Organism names also match every spelling of the same organism. No semantic search yet.

“dry weight decrease”

Claim types

Direction of the findings

Over time

Claim type

Research area

Polarity

Statistics