Search claims · PlantClaims

Intervention effect 21

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 resultmeasured

Claim · model-written summary

Dry weight of plant parts increased with a decrease in temperature when plants were kept in the same regime.

Taxon: AlfalfaMedicago sativae0
Treatment: decrease in temperaturee1
Outcome: dry weight of plant partse1
Direction: increasede1

Not reportedComparator

Verbatim

e0
“Alfalfa ( Medicago sativa L., cv. ‘Vernal’) plants were grown to bud in three temperature regimes”
✓ located verbatim in the source · abstract, characters 9–106

e1
“When plants were retained in the same regime to first flower, days to bud and first flower, dry weight of plant parts, total nonstructural carbohydrate (TNC), and in vitro digestible dry matter (IVDDM) percentages in plant parts increased with a decrease in temperature”
✓ located verbatim in the source · abstract, characters 268–537

Title

Influence of Temperature Change at Bud on Composition of Alfalfa at First Flower¹

P. L. Greenfield; Dale Smith Agronomy Journal 1973. doi:10.2134/agronj1973.00021962006500060007x

Other claims from this paper (19)

Association 3

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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.

Associationobservedoriginal resultmeasured

Claim · model-written summary

After flowering, dry weight no longer followed nodule activity.

Taxon: AlfalfaMedicago sativat0
Organ / stage: floweringe0
Outcome: curve pattern of dry weighte0
Qualifier: did not fit to that of nodule activitye0

Not reportedDirection

Verbatim

e0
“But after flowering the curve pattern of dry weight did not fit to that of nodule activity due to decrease of supply of assimilate to nodule, drought, and high temperature.”
✓ located verbatim in the source · abstract, characters 933–1105

t0
“Alfalfa”
✓ located verbatim in the source · title, characters 97–104

Title

Seasonal Changes of Nodule Activity, Carbohydrates and Nitrogen and their Inter-relationships in Alfalfa

Jong Weon Ryoo; Ho Jin Lee The Korean Journal of Crop Science 1984

Other claims from this paper (8)

Associationobservedoriginal resultmeasured

Claim · model-written summary

For alfalfa hay, voluntary dry matter intake decreased by 2.32 g per unit of the fine-coarse digestibility difference.

Taxon: alfalfaMedicago sativae0
Material: alfalfa haye3
Outcome: voluntary intake of dry mattere3
Direction: decreaseinferrede3
Value: −2.32 ge3
Qualifier: on the difference of in vitro digestibility of organic matter in finely and coarsely ground substratee3

Verbatim

e0
“Hay of two alfalfa varieties and four grass species harvested at six maturity stages each was fed to sheep”
✓ located verbatim in the source · abstract, characters 0–106

e3
“The regression of voluntary intake of dry matter (g/day/kg 0.75 body weight) on the difference of in vitro digestibility of organic matter in finely and coarsely ground substrate was −2.32 g in the alfalfa hay and −4.18 g in the grass hay”
✓ located verbatim in the source · abstract, characters 497–735

Title

RELATIONSHIP BETWEEN IN VITRO DIGESTIBILITY AND FINENESS OF SUBSTRATE GRIND AS AN INDICATOR OF VOLUNTARY INTAKE OF HAY BY SHEEP

J. E. Troelsen; J. M. Bell Canadian Journal of Animal Science 1969. doi:10.4141/cjas69-017

Other claims from this paper (8)

Observation 3

Show all 3 →

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)

Observationobservedoriginal resultmeasured

Claim · model-written summary

Leaf share fell from 87-94% to 26-31% during first-mowing maturation.

Taxon: alfalfaMedicago sativae1
Outcome: proportion of leavese0
Direction: decreasee0
Value: 87-94% to 26-31%e0

Verbatim

e0
“a decrease in the proportion of leaves in the grass from 87-94% to 26-31% in dry weight”
✓ located verbatim in the source · abstract, characters 1363–1450

e1
“alfalfa-cereal agrophytocenoses”
✓ located verbatim in the source · abstract, characters 71–102

Title

Chemical composition of feed of luceral-cereal agrophytocenoses depending on technological elements of growing

V. Kurhak; Y. Havrysh Feeds and Feed Production 2022. doi:10.31073/10.31073/kormovyrobnytstvo202293-08

Other claims from this paper (10)

Association Alfalfa stands raised crude protein content by 5.4-7.0% versus grass stands.
Association Alfalfa stands raised feed-unit nutritional value by 14-21%.
Association Alfalfa stands raised metabolic energy by 0.6-1.3 MJ/kg.
Association Alfalfa stands raised dry matter digestibility by 2-5%.
Association Alfalfa stands lowered nitrogen-free extractives by 1.6-4.5%.
Association Crude protein fell from 24.1- 25.5 to 11.7-16.1% with aging.
Association Crude fiber rose from 16.1- 19.2% to 29.0-33,1% with aging.
Association Grassland crude protein declined 0.25% daily, faster than alfalfa stands.
Association Grassland crude fiber increased 0.28% daily, faster than alfalfa stands.
Observation Alfalfa and alfalfa-cereal stands showed respective daily changes of 0.19 and 0.24%.

Observationobservedoriginal resultmeasured

Claim · model-written summary

The 042BM noeA sequence was 99% identical to the S. meliloti 1021 sequence.

Taxon: alfalfaMedicago sativae1
Gene: noeAt0
Outcome: identicale0
Value: 99%e0

Verbatim

e0
“It is identical to that of S. meliloti 1021 at 99% level, and similarity of their NoeA is 97%.”
✓ located verbatim in the source · abstract, characters 32–126

t0
“noeA from Sinorhizobium meliloti 042BM”
✓ located verbatim in the source · title, characters 46–84

e1
“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 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 noeA deletion mutant decreased the three measured traits on Milu alfalfa.
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.

“dry weight decrease”

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Intervention effect 21

Association 3

Observation 3