Paper · 2019 · Revista Brasileira de Engenharia Agrícola e Ambiental

Tolerance of peanut (Arachis hypogea) genotypes to salt stress in the initial phase

Francisco V. da S. Sá; Manoel G. dos Santos; Aurélio P. Barros Júnior; et al.

4
claims
9
verbatim quotes
13
citations
1
research areas
✓
Open access · cc-by

Abstract

ABSTRACT This study aimed to evaluate the emergence, growth, biomass accumulation and tolerance of peanut genotypes under salt stress. The experiment was conducted in a protected environment (greenhouse), evaluating six peanut genotypes (Tatuí, L7151, Caiapó, IAC8112, IAC881 and Havana), which were subjected to two levels of irrigation water salinity (0.5 [control] and 3.5 dS m-1), arranged in a 6 x 2 factorial scheme, in a randomized block design, with five repetitions, with two plants per plot. Plants were cultivated for 30 days after sowing in lysimeters with capacity for 0.5 dm3, filled with a mixture of non-saline, non-sodic soil and commercial substrate in 1:1 proportion on volume basis. During this period, plants were evaluated for emergence, growth, biomass accumulation, tolerance to salinity and dissimilarity. The genotypes Tatuí and L7151 are the most sensitive to salt stress in the emergence stage. Irrigation with high-salinity water reduced the growth and biomass accumulation of the peanut genotypes, and Caiapó and IAC8112 were the least affected. The classification of salinity tolerance had the following sequence: Caiapó > IAC8112 > Havana > Tatuí > IAC881 > L7151.

Abstract from the paper’s OpenAlex record; open copy licensed cc-by. Read at the source ↗

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Claims 4

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Irrigation with high-salinity water reduced growth and biomass accumulation of peanut genotypes compared with the control.

Treatment
Irrigation with high-salinity watere2
Outcome
growth and biomass accumulatione2
Direction
reducede2
Comparator
controle1
Setting
greenhousee0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e0

“The experiment was conducted in a protected environment (greenhouse), evaluating six peanut genotypes”

✓ located verbatim in the source · abstract, characters 135–236 · show in text ↑
e1

“which were subjected to two levels of irrigation water salinity (0.5 [control] and 3.5 dS m-1)”

✓ located verbatim in the source · abstract, characters 289–383 · show in text ↑
e2

“Irrigation with high-salinity water reduced the growth and biomass accumulation of the peanut genotypes, and Caiapó and IAC8112 were the least affected”

✓ located verbatim in the source · abstract, characters 923–1074 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Tatuí and L7151 are the most sensitive peanut genotypes to salt stress at emergence.

Material
Tatuí and L7151e3
Organ / stage
emergence stagee3
Treatment
salt stresse3
Outcome
most sensitive to salt stresse3

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e0

“The experiment was conducted in a protected environment (greenhouse), evaluating six peanut genotypes”

✓ located verbatim in the source · abstract, characters 135–236 · show in text ↑
e3

“The genotypes Tatuí and L7151 are the most sensitive to salt stress in the emergence stage”

✓ located verbatim in the source · abstract, characters 831–921 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Caiapó and IAC8112 were the least affected peanut genotypes under high-salinity irrigation.

Material
Caiapó and IAC8112e2
Outcome
least affectede2

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e0

“The experiment was conducted in a protected environment (greenhouse), evaluating six peanut genotypes”

✓ located verbatim in the source · abstract, characters 135–236 · show in text ↑
e2

“Irrigation with high-salinity water reduced the growth and biomass accumulation of the peanut genotypes, and Caiapó and IAC8112 were the least affected”

✓ located verbatim in the source · abstract, characters 923–1074 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Peanut genotypes ranked for salinity tolerance as Caiapó > IAC8112 > Havana > Tatuí > IAC881 > L7151.

Outcome
classification of salinity tolerancee4
Qualifier
Caiapó > IAC8112 > Havana > Tatuí > IAC881 > L7151e4

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e0

“The experiment was conducted in a protected environment (greenhouse), evaluating six peanut genotypes”

✓ located verbatim in the source · abstract, characters 135–236 · show in text ↑
e4

“The classification of salinity tolerance had the following sequence: Caiapó > IAC8112 > Havana > Tatuí > IAC881 > L7151”

✓ located verbatim in the source · abstract, characters 1076–1195 · show in text ↑

irrigation · growth · Arachis hypogaea (peanut)Positive and negative results

40 papers: 29 positive, 11 negative or no effect

10 papers in the same direction as this paper · 29 in the opposite direction

  1. positive
  2. positive
  3. positive

36 papers more in this group

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Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.