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“decrease in dry weight”

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Taxon: alfalfa ✕

Taxon groups are the verbatim names found in the abstracts (case-insensitive), not normalised: maize, corn and Zea mays are separate groups here. The Organism view merges them through NCBI Taxonomy.

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 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.

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

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

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.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

The noeA deletion mutant decreased the three measured traits on Milu alfalfa.

Taxon: alfalfaMedicago sativae0
Material: Milue0
Treatment: noeA deletion mutant 042BMA-Kme0
Outcome: number of nodule, fresh weight of nodule and plant top dry weighte0
Direction: decreasee0
Comparator: 042BMe0

Verbatim

e0
“Compared to 042BM, the noeA deletion mutant 042BMA-Km showed different degrees of increase in number of nodule, fresh weight of nodule and plant top dry weight on alfalfa cultivars of Putong Zihua, Baoding, Ningxia, Baifa and Aohan, but decrease on Milu.”
✓ located verbatim in the source · abstract, characters 401–655

Title

[Cloning, deletion and functional analysis of noeA from Sinorhizobium meliloti 042BM].

Bing-hai Du; Ju-quan Jiang; Xiao-hong Li; et al. PubMed 2005

Other claims from this paper (9)

Observation The 042BM noeA sequence was 99% identical to the S. meliloti 1021 sequence.
Observation NoeA similarity between 042BM and S. meliloti 1021 was 97%.
Observation NoeA shared 32% similarity with a Mesorhizobium methyltransferase.
Observation NoeA residues 303-362 had 41% similarity to an E. coli methyltransferase region.
Intervention effect The noeA deletion mutant increased nodule number in five alfalfa cultivars.
Intervention effect The noeA deletion mutant increased nodule fresh weight in five alfalfa cultivars.
Intervention effect The noeA deletion mutant increased plant top dry weight in five alfalfa cultivars.
Intervention effect The mutant showed no significant change in nodulation of Huanghou and Zahua.
Mechanism The authors conclude that noeA contributes to cultivar-specific alfalfa nodulation.

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