Search claims · PlantClaims

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Hamedani dry weight started decreasing at 50 mM L-1 salinity.

Taxon: alfalfaMedicago sativat0
Material: Hamedanie0
Treatment: 50 mM L-1 salinity levele0
Outcome: dry weighte0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“in Hamedani decrease in dry weight was started from 50 mM L-1 salinity level”
✓ located verbatim in the source · abstract, characters 556–632

t0
“Alfalfa”
✓ located verbatim in the source · title, characters 59–66

Title

Relationship Between Ion Accumulation and Plant Biomass of Alfalfa Under Salt Stress

Ehsan Bijanzadeh; Ruhollah Naderi; Mohsen Edalat; et al. Journal of Plant Physiology and Breeding 2011

Other claims from this paper (19)

Observation Bami appeared more tolerant to salinity.
Intervention effect Bami dry weight fell from 15.1 to 10.3 g as salt stress rose from 75 to 125 mM L-1.
Intervention effect Leaf area per pot decreased significantly in Bami above 75 mM L-1 salt stress.
Intervention effect Leaf area per pot decreased significantly in Hamedani above 75 mM L-1 salt stress.
Observation Leaf relative water content differed significantly between the two cultivars at 75, 100 and 125 mM L-1 NaCl.
Observation Bami Na+ concentration rose from 220 to 565 mmol kg-1 dry weight with salinity.
Observation Hamedani Na+ concentration rose from 238 to 643 mmol kg-1 dry weight with salinity.
Observation Hamedani Cl- concentration was higher than Bami at 125 mM L-1 NaCl.
Observation Bami K+ concentration increased from 203 to 604 mmol kg-1 dry weight.
Observation Hamedani K+ concentration increased from 135 to 571 mmol kg-1 dry weight.
Association Bami phytomass was significantly correlated with K+ concentration (r=0.97).
Association Bami phytomass was significantly correlated with Ca2+ concentration (r=0.96).
Association Bami phytomass was significantly correlated with leaf area (r=0.50).
Association Bami phytomass was significantly correlated with plant height (r=0.87).
Association Leaf area had a significant direct effect on Bami dry weight (p=0.73).
Association Ca2+ had a significant direct effect on Bami dry weight (p=1.02).
Association K+ had a significant direct effect on Bami dry weight (p=0.59).
Association K+ had a significant direct effect on Hamedani dry weight (p=0.61).
Association Ca2+ had a significant direct effect on Hamedani dry weight (p=1.07).

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Low moisture decreased alfalfa height and dry weight.

Taxon: AlfalfaMedicago sativat0
Treatment: Low moisture levelse0
Outcome: plant height and dry weighte0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“Low moisture levels resulted in plant stress exhibited as a decrease in plant height and dry weight.”
✓ located verbatim in the source · abstract, characters 1160–1260

t0
“Alfalfa”
✓ located verbatim in the source · title, characters 65–72

Title

Genetic and Soil Moisture Effects on the Branching‐Root Trait in Alfalfa¹

M. S. McIntosh; D. A. Miller Crop Science 1981. doi:10.2135/cropsci1981.0011183x002100010004x

Other claims from this paper (12)

Observation Six-month-old alfalfa roots branched more at Brownstown than Champaign‐Urbana.
Observation General combining ability differed significantly at Champaign‐Urbana.
Observation Specific combining ability differed significantly at Brownstown.
Association General combining ability interacted significantly with location.
Observation Reciprocal and selfing effects were unimportant at either location.
Observation Offspring on selfed-parent regression estimate was 0.128 at Brownstown.
Observation Offspring on selfed-parent regression estimate was 0.002 at Champaign‐Urbana.
Intervention effect Low moisture decreased incidence of branching roots.
Association The genotype by moisture interaction was nonsignificant.
Association Under moisture stress, height correlated positively with root branching, r = 0.81.
Association Under moisture stress, weight correlated positively with root branching, r = 0.60.
Association In unstressed plants, weight correlated significantly with branching root habit, r = 0.49.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Salt stress significantly reduced alfalfa root and shoot dry weight.

Taxon: Alfalfa (Medicago sativa L.)Medicago sativae2
Treatment: stresse0
Outcome: root dry weight (RDW) and shoot dry weight (SDW)e1
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“Our results showed a significant decrease in morphological parameters under stress.”
✓ located verbatim in the source · abstract, characters 716–799

e1
“the root dry weight (RDW) and shoot dry weight (SDW) were measured as morphological parameters.”
✓ located verbatim in the source · abstract, characters 322–417

e2
“Alfalfa (Medicago sativa L.)”
✓ located verbatim in the source · abstract, characters 186–214

Title

Impact of Severe Salt Stress on Morphological, Physiological, and Biochemical Parameters in Alfalfa (Medicago sativa L.)

Nassira Srhiouar; Mohamed Ferioun; Said Bouhraoua; et al. The 2nd International Laayoune Forum on Biosaline Agriculture 2022. doi:10.3390/environsciproc2022016027

Other claims from this paper (3)

Intervention effect Salt stress significantly reduced photosynthetic pigments in alfalfa.
Association Alfalfa roots accumulated more proline than leaves.
Association Alfalfa roots accumulated more soluble protein than leaves.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Gannong NO.3 underground dry weight decreased 34.49%.

Taxon: alfalfaMedicago sativat0
Material: Gannong NO.3e0
Treatment: Sinorhizobium meliloti LL2t1
Outcome: underground dry weighte0
Direction: decreasee0
Value: 34.49%e0
Comparator: CKe1

Verbatim

e0
“Gannong NO.3 (the underground dry weight showed a decrease of 34.49%)”
✓ located verbatim in the source · abstract, characters 2127–2196

t0
“Alfalfa”
✓ located verbatim in the source · title, characters 57–64

t1
“Sinorhizobium meliloti LL2”
✓ located verbatim in the source · title, characters 85–111

e1
“biomass growth rates compared to CK”
✓ located verbatim in the source · abstract, characters 1417–1452

Title

Investigation of Nitrogen Fixation Efficiency in Diverse Alfalfa Varieties Utilizing Sinorhizobium meliloti LL2

Yilin Han; Wenjuan Kang; Shangli Shi; et al. Agronomy 2024. doi:10.3390/agronomy14112732

Other claims from this paper (15)

Observation Gannong NO.9 had higher effective root nodule weight of 1.30 mg than other varieties.
Observation Gannong NO.9 had 2795 infected root nodule cells, higher than other varieties.
Observation Gannong NO.9 had highest nitrogenase activity of 0.91 μmol·g−1·h−1.
Observation Gannong NO.9 had highest nitrogen fixation percentage of 67.16%.
Observation Gannong NO.9 had highest nitrogen fixation amount of 18.80 mg/pot.
Intervention effect Aboveground nitrogen accumulation increased significantly by 26.50% versus CK.
Observation Underground tissue nitrogen accumulation was 35.68 mg/plant.
Observation Underground tissue crude protein content was 17.75%.
Intervention effect Gannong NO.9 aboveground dry weight increased 24.31%.
Intervention effect Qingshui aboveground dry weight increased 135.94%.
Intervention effect Qingshui underground dry weight increased 35.26%.
Intervention effect WL168HQ, WL319HQ and Longzhong dry weights did not significantly differ from CK.
Intervention effect WL298HQ aboveground dry weight decreased 29.29%.
Intervention effect WL298HQ underground dry weight decreased 20.23%.
Observation LL2 and Gannong NO.9 was the optimal symbiotic combination.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Higher mannitol concentrations decreased callus dry and wet weight.

Taxon: alfalfaMedicago sativat0
Organ / stage: callust1
Treatment: mannitole0
Outcome: dry/wet weighte0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“Results revealed a decrease in dry/wet weight with increasing mannitol concentration”
✓ located verbatim in the source · abstract, characters 759–843

t0
“alfalfa (Medicago sativa L.) callus”
✓ located verbatim in the source · title, characters 40–75

t1
“alfalfa (Medicago sativa L.) callus”
✓ located verbatim in the source · title, characters 40–75

Title

Mitigation of drought stress effects on alfalfa (Medicago sativa L.) callus through CaO nanoparticles and graphene oxide in tissue culture conditions

Büşra YAZICILAR; Hayrunnisa NADAROĞLU; Azize ALAYLI; et al. Plant Cell Tissue and Organ Culture (PCTOC) 2024. doi:10.1007/s11240-024-02776-8

Other claims from this paper (12)

Intervention effect CaO nanoparticles increased callus weight.
Intervention effect Graphene oxide increased callus weight.
Intervention effect Drought stress increased proline, DNSA, MDA and H2O2.
Intervention effect CaO nanoparticles mitigated drought-associated biochemical increases.
Intervention effect Graphene oxide mitigated drought-associated biochemical increases.
Observation Erzurum callus had an identified optimum at 50 mM mannitol/2 CaO NPs/0.5 ppm GO.
Observation Konya callus had an identified optimum at 50 mM mannitol/0.5 ppm GO.
Association mtr-miR159 was upregulated with greater drought stress.
Association mtr-miR393 was upregulated with greater drought stress.
Intervention effect CaO nanoparticles and graphene oxide downregulated the two miRNAs.
Observation Microscopy confirmed calcium accumulation in alfalfa tissue.
Intervention effect CaO nanoparticle and graphene oxide treatments significantly reduced adverse drought effects on callus.

Observationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Diseased lucerne has significantly decreased dry-weight yield in the second harvest year, often requiring ploughing-in before the third harvest.

Taxon: lucerneMedicago sativae0
Outcome: dry‐weight yielde0
Direction: decreasee0
Qualifier: during the second harvest yeare0

Verbatim

e0
“a significant decrease of dry‐weight yield of diseased lucerne occurs during the second harvest year: this often necessitates the ploughing‐in of badly wilted crops before they reach their third harvest.”
✓ located verbatim in the source · abstract, characters 1647–1850

Title

Wilt of lucerne caused by species of Verticillium

J. B. HEALE; IVOR ISAAC Annals of Applied Biology 1963. doi:10.1111/j.1744-7348.1963.tb03768.x

Other claims from this paper (19)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Alfalfa inoculated with the Cu-sensitive strain showed a larger decrease in shoot and root dry weight than alfalfa inoculated with the Cu-tolerant strain.

Taxon: alfalfaMedicago sativae1
Treatment: inoculated with the sensitive straine0
Outcome: shoot and root DWe0
Direction: decreasee0
Comparator: plants inoculated with the tolerant straine0

Verbatim

e0
“plants inoculated with the sensitive strain revealed a decrease of shoot and root DW, larger than that found in plants inoculated with the tolerant strain”
✓ located verbatim in the source · abstract, characters 453–607

e1
“alfalfa plants”
✓ located verbatim in the source · abstract, characters 62–76

Title

Cu-tolerant Sinorhizobium meliloti strain is beneficial for growth, Cu accumulation, and mineral uptake of alfalfa plants grown in Cu excess

Issam Nouairi; Moncef Mrabet; Mokded Rabhi; et al. Archives of Agronomy and Soil Science 2015. doi:10.1080/03650340.2015.1036043

Other claims from this paper (10)

Intervention effect Copper addition decreased nodule number and nodule dry weight of alfalfa in both symbioses compared with no added copper.
Intervention effect The symbiosis with the Cu-sensitive strain was more affected by copper than the symbiosis with the Cu-tolerant strain.
Intervention effect Under copper supply, alfalfa with the Cu-tolerant strain showed no significant change in shoot and root biomass production.
Intervention effect Under copper excess, high levels of copper were detected in different parts of alfalfa plants in both symbioses.
Intervention effect Under copper excess, the strain S412 produced a high translocation of copper to the aerial parts of alfalfa.
Observation Alfalfa plants with strain S412 accumulated large quantities of calcium in their roots and nodules.
Intervention effect Nodulation with strain S412 allowed alfalfa to maintain high levels of magnesium in all tissues.
Intervention effect Nodulation with strain S412 gave high iron levels in alfalfa nodules.
Intervention effect Under 0.5 mM copper treatment, calcium content decreased drastically in alfalfa shoots.
Recommendation The authors suggest that this symbiotic pair could be used for phytostabilization of Cu-contaminated soils.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Dry weight of Tamacine decreased by more than 15% under saline stress.

Taxon: Medicago sativaMedicago sativae0
Material: Tamacinee3
Treatment: saline stress (100 mM L-1)e1
Outcome: dry weighte3
Direction: decreasee3
Value: more than 15%e3

Not reportedComparator

Verbatim

e0
“This study aims to compare the physiological and biochemical behaviour of four varieties of Medicago sativa differing in origin”
✓ located verbatim in the source · abstract, characters 0–127

e1
“These varieties were subjected to saline stress (100 mM L-1) for 45 days at the early flowering stage”
✓ located verbatim in the source · abstract, characters 219–320

e3
“A decrease of more than 15% in dry weight was observed in the Tamacine genotype”
✓ located verbatim in the source · abstract, characters 436–515

Title

Physiological and biochemical adaptation of Medicago sativa to salt stress

Naima Teggar; Dhia Gharabi; Abdelkrim Hassani; et al. International Journal of Environmental Studies 2024. doi:10.1080/00207233.2024.2375858

Other claims from this paper (5)

Intervention effect Salinity reduced fresh and dry matter of all four Medicago sativa varieties.
Intervention effect The dry weight reduction under saline stress was more pronounced in Zanandrea than in Tamacine.
Intervention effect Saline stress significantly increased proline and soluble sugars content in leaves.
Observation Tamacine appears to be the most resistant variety.
Mechanism Tamacine shows biochemical adaptation through accumulation of osmoprotectants.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Copper addition decreased nodule number and nodule dry weight of alfalfa in both symbioses compared with no added copper.

Taxon: alfalfaMedicago sativae2
Treatment: addition of copper (Cu)e0
Outcome: nodule number and their dry weighte0
Direction: decreasee0
Comparator: absence of 0.5 mM of CuSO4e1

Verbatim

e0
“The addition of copper (Cu) introduced a decrease of nodule number and their dry weight (DW) in both symbioses”
✓ located verbatim in the source · abstract, characters 219–329

e1
“in the presence or absence of 0.5 mM of CuSO4”
✓ located verbatim in the source · abstract, characters 172–217

e2
“alfalfa plants”
✓ located verbatim in the source · abstract, characters 62–76

Title

Cu-tolerant Sinorhizobium meliloti strain is beneficial for growth, Cu accumulation, and mineral uptake of alfalfa plants grown in Cu excess

Issam Nouairi; Moncef Mrabet; Mokded Rabhi; et al. Archives of Agronomy and Soil Science 2015. doi:10.1080/03650340.2015.1036043

Other claims from this paper (10)

Intervention effect The symbiosis with the Cu-sensitive strain was more affected by copper than the symbiosis with the Cu-tolerant strain.
Intervention effect Alfalfa inoculated with the Cu-sensitive strain showed a larger decrease in shoot and root dry weight than alfalfa inoculated with the Cu-tolerant strain.
Intervention effect Under copper supply, alfalfa with the Cu-tolerant strain showed no significant change in shoot and root biomass production.
Intervention effect Under copper excess, high levels of copper were detected in different parts of alfalfa plants in both symbioses.
Intervention effect Under copper excess, the strain S412 produced a high translocation of copper to the aerial parts of alfalfa.
Observation Alfalfa plants with strain S412 accumulated large quantities of calcium in their roots and nodules.
Intervention effect Nodulation with strain S412 allowed alfalfa to maintain high levels of magnesium in all tissues.
Intervention effect Nodulation with strain S412 gave high iron levels in alfalfa nodules.
Intervention effect Under 0.5 mM copper treatment, calcium content decreased drastically in alfalfa shoots.
Recommendation The authors suggest that this symbiotic pair could be used for phytostabilization of Cu-contaminated soils.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

G. fornicata negatively affected the fresh and dry weight yields of lucerne.

Taxon: lucerneMedicago sativae0
Interactor: Gonioctena fornicataGonioctena fornicatae5pest
Outcome: fresh and dry weight yieldse5
Direction: decreaseinferrede5

Verbatim

e0
“is an important pest of lucerne in Europe and several parts of Turkey”
✓ located verbatim in the source · abstract, characters 93–162

e5
“Gonioctena fornicata negatively affected the fresh and dry weight yields”
✓ located verbatim in the source · abstract, characters 745–817

Title

Pest status and population dynamics of the lucerne leaf beetle, Gonioctena fornicata (Brüggemann, 1873) (Coleoptera: Chrysomelidae), in a lucerne field in Adana Province, Turkey

Ekrem ATAKAN; Yusuf DAĞ Turkish Journal of Entomology 2021. doi:10.16970/entoted.758296

Other claims from this paper (8)

Observation Gonioctena fornicata had one generation per year on lucerne in the study.
Observation Larvae of G. fornicata fed extensively on the leaves, shoots, flowers and seeds of lucerne.
Observation In untreated plots, G. fornicata caused about 148% loss in fresh and dry weight of lucerne in 2017.
Observation In 2018, G. fornicata caused up to 27% loss on lucerne in untreated plots.
Observation The yield losses caused by the pest on lucerne were estimated at 3.48 t/ha.
Intervention effect The yield difference between treated and untreated lucerne plots was lower than expected.
Observation Economic loss in the untreated lucerne plot was about 4250 TRY/ha.
Observation The cost of yield loss on lucerne was still high.

“dry weight decrease”

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