Paper · 2017 · Agroecological journal

Morpho-biological changes of vegetative organs of small-leaved linden (Tilia cordata L.) in conditions of urban settlements of Poltava region

Людмила Михайлівна Тимошенко; Роман Миколайович Федько

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claims
19
verbatim quotes
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citations
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Open access · cc-by

Abstract

In cities, the number of leaf plates decreased by a maximum of 43% in near-field plantings compared with control. The area of sheet plates on the annual shoots — by 28% within the limits of street plantings. In addition to changing the linear dimensions of the assimilation apparatus, an increase in the number of stomachs per 1 mm2 of the leaf surface and an increase in the proportion of closed prostheses was noted, with the fact that in the vast majority this phenomenon was observed on leaf plates of street plants selected from plants, in comparison with the plant material of other urban and country plantings of linden. An increase in the number of capillaries can be considered as a protective reaction of plants to a high concentration of transport emissions in the air. The revealed violations at the level of the leaf apparatus, in turn, led to a decrease in the growth of annual shoots in the city. At the level of the whole plant, the form of crowns changed, the obliteration of the branches decreased, and the indicators of the state of health declined. The morpho-biological changes of the vegetative organs of the linden heart-shaped in the conditions of the urban settlements of the Poltava region could be used for phytodynamic state of the urban environment.

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Claims 8

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Near-field city plantings had up to 43% fewer leaf plates than control.

Taxon
small-leaved lindent0
Outcome
number of leaf platese0
Direction
decreasede0
Value
43%e0
Comparator
controle0
Setting
citiese0

Verbatim

t0

“small-leaved linden (Tilia cordata L.)”

✓ located verbatim in the source · title, characters 50–88 · show in text ↑
e0

“In cities, the number of leaf plates decreased by a maximum of 43% in near-field plantings compared with control”

✓ located verbatim in the source · abstract, characters 0–112 · show in text ↑
Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Annual-shoot leaf plate area in street plantings declined by 28%.

Taxon
small-leaved lindent0
Organ / stage
annual shootse0
Outcome
area of sheet platese0
Direction
decreasede1
Value
28%e0
Setting
street plantingse0

Verbatim

t0

“small-leaved linden (Tilia cordata L.)”

✓ located verbatim in the source · title, characters 50–88 · show in text ↑
e0

“The area of sheet plates on the annual shoots — by 28% within the limits of street plantings”

✓ located verbatim in the source · abstract, characters 114–206 · show in text ↑
e1

“decreased by a maximum of 43%”

✓ located verbatim in the source · abstract, characters 37–66 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Street leaves showed increased stomatal number per leaf area.

Taxon
small-leaved lindent0
Outcome
number of stomachs per 1 mm2 of the leaf surfacee0
Direction
increasee0
Setting
street plantse1

Verbatim

t0

“small-leaved linden (Tilia cordata L.)”

✓ located verbatim in the source · title, characters 50–88 · show in text ↑
e0

“an increase in the number of stomachs per 1 mm2 of the leaf surface”

✓ located verbatim in the source · abstract, characters 285–352 · show in text ↑
e1

“leaf plates of street plants”

✓ located verbatim in the source · abstract, characters 491–519 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Street leaves showed an increased proportion of closed prostheses.

Taxon
small-leaved lindent0
Outcome
proportion of closed prosthesese0
Direction
increasee0
Setting
street plantse1

Verbatim

t0

“small-leaved linden (Tilia cordata L.)”

✓ located verbatim in the source · title, characters 50–88 · show in text ↑
e0

“an increase in the proportion of closed prostheses”

✓ located verbatim in the source · abstract, characters 357–407 · show in text ↑
e1

“leaf plates of street plants”

✓ located verbatim in the source · abstract, characters 491–519 · show in text ↑
Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Annual shoot growth declined in the city.

Taxon
small-leaved lindent0
Organ / stage
annual shootse0
Outcome
growth of annual shootse0
Direction
decreasee0
Setting
citye0

Verbatim

t0

“small-leaved linden (Tilia cordata L.)”

✓ located verbatim in the source · title, characters 50–88 · show in text ↑
e0

“a decrease in the growth of annual shoots in the city”

✓ located verbatim in the source · abstract, characters 857–910 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Urban linden crown form changed.

Taxon
small-leaved lindent0
Outcome
form of crowns changede0

Verbatim

t0

“small-leaved linden (Tilia cordata L.)”

✓ located verbatim in the source · title, characters 50–88 · show in text ↑
e0

“At the level of the whole plant, the form of crowns changed”

✓ located verbatim in the source · abstract, characters 912–971 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Urban linden branch obliteration declined.

Taxon
small-leaved lindent0
Outcome
obliteration of the branchese0
Direction
decreasede0

Verbatim

t0

“small-leaved linden (Tilia cordata L.)”

✓ located verbatim in the source · title, characters 50–88 · show in text ↑
e0

“the obliteration of the branches decreased”

✓ located verbatim in the source · abstract, characters 973–1015 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Urban linden health indicators declined.

Taxon
small-leaved lindent0
Outcome
indicators of the state of healthe0
Direction
declinede0

Verbatim

t0

“small-leaved linden (Tilia cordata L.)”

✓ located verbatim in the source · title, characters 50–88 · show in text ↑
e0

“the indicators of the state of health declined”

✓ located verbatim in the source · abstract, characters 1021–1067 · show in text ↑