Paper · 1965 · Biologia Plantarum

Root-shoot ratio in irrigated plants

Miroslav Penka

8
claims
18
verbatim quotes
7
citations
2
research areas
—
Not open access

Abstract

Relationship between roots and shoots ofPimpinella saxifraga L.,Petroselinum hortense Hoffm.,Lactuca sativa L., andBeta vulgaris subsp.esculenta (Salisbury) Gürke var.altissima Roessig was studied in irrigated and non-irrigated plants. It was found that the irrigation water did not influence distinctly the root-shoot ratio of the experimental plants. From the statical point of view, this relationship could be expressed by the following quantitative ratios for irrigated and non-irrigated plants: 3∶1 forPimpinella saxifraga L., 2∶1 forPetroselinum hortense Hoffm., 9∶1 forLactuca sativa L., and 1∶1 for beetroot. From the dynamic point of view it is possible to state that this ratio changes in the course of individual development. With plants cultivated for their aerial parts, it increased with age, while with plants cultivated for their roots, it decreased with age. The irrigation water produced much greater morphological changes (the shape and the surface area) in the root and shoot system of experimental plants.

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Claims 8

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Irrigation did not distinctly influence root-shoot ratio.

Taxon
plantsViridiplantaet0
Treatment
irrigation watere0
Outcome
root-shoot ratioe0
Direction
did not influence distinctlye0

Not reportedComparator

Verbatim

t0

“plants”

✓ located verbatim in the source · title, characters 30–36 · show in text ↑
e0

“the irrigation water did not influence distinctly the root-shoot ratio of the experimental plants”

✓ located verbatim in the source · abstract, characters 254–351 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Pimpinella saxifraga L. had a root-shoot ratio of 3∶1.

Taxon
Pimpinella saxifraga L.Pimpinella saxifragae0
Outcome
quantitative ratiose1
Value
3∶1e0

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

Pimpinella saxifraga
Pimpinella saxifraga · TaxonUdo Schmidt · CC BY-SA 4.0 · iNaturalist ↗

Verbatim

e0

“3∶1 forPimpinella saxifraga L., 2∶1 forPetroselinum hortense Hoffm., 9∶1 forLactuca sativa L., and 1∶1 for beetroot”

✓ located verbatim in the source · abstract, characters 500–615 · show in text ↑
e1

“this relationship could be expressed by the following quantitative ratios for irrigated and non-irrigated plants”

✓ located verbatim in the source · abstract, characters 386–498 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Petroselinum hortense Hoffm. had a root-shoot ratio of 2∶1.

Taxon
Petroselinum hortense Hoffm.Petroselinum crispume0
Outcome
quantitative ratiose1
Value
2∶1e0

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

Petroselinum crispum
Petroselinum crispum · TaxonVítor Jorge · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“3∶1 forPimpinella saxifraga L., 2∶1 forPetroselinum hortense Hoffm., 9∶1 forLactuca sativa L., and 1∶1 for beetroot”

✓ located verbatim in the source · abstract, characters 500–615 · show in text ↑
e1

“this relationship could be expressed by the following quantitative ratios for irrigated and non-irrigated plants”

✓ located verbatim in the source · abstract, characters 386–498 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Lactuca sativa L. had a root-shoot ratio of 9∶1.

Taxon
Lactuca sativa L.Lactuca sativae0
Outcome
quantitative ratiose1
Value
9∶1e0

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

Lactuca sativa
Lactuca sativa · Taxonen:User:Geographer · CC BY 1.0 · Wikimedia Commons ↗

Verbatim

e0

“3∶1 forPimpinella saxifraga L., 2∶1 forPetroselinum hortense Hoffm., 9∶1 forLactuca sativa L., and 1∶1 for beetroot”

✓ located verbatim in the source · abstract, characters 500–615 · show in text ↑
e1

“this relationship could be expressed by the following quantitative ratios for irrigated and non-irrigated plants”

✓ located verbatim in the source · abstract, characters 386–498 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

beetroot had a root-shoot ratio of 1∶1.

Taxon
beetroote0
Outcome
quantitative ratiose1
Value
1∶1e0

Verbatim

e0

“3∶1 forPimpinella saxifraga L., 2∶1 forPetroselinum hortense Hoffm., 9∶1 forLactuca sativa L., and 1∶1 for beetroot”

✓ located verbatim in the source · abstract, characters 500–615 · show in text ↑
e1

“this relationship could be expressed by the following quantitative ratios for irrigated and non-irrigated plants”

✓ located verbatim in the source · abstract, characters 386–498 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Root-shoot ratio increased with age in plants cultivated for aerial parts.

Taxon
plantsViridiplantaet0
Organ / stage
agee0
Outcome
root-shoot ratioe1
Direction
increasede0

Verbatim

t0

“plants”

✓ located verbatim in the source · title, characters 30–36 · show in text ↑
e0

“With plants cultivated for their aerial parts, it increased with age”

✓ located verbatim in the source · abstract, characters 737–805 · show in text ↑
e1

“the irrigation water did not influence distinctly the root-shoot ratio of the experimental plants”

✓ located verbatim in the source · abstract, characters 254–351 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Root-shoot ratio decreased with age in plants cultivated for roots.

Taxon
plantsViridiplantaet0
Organ / stage
agee0
Outcome
root-shoot ratioe1
Direction
decreasede0

Verbatim

t0

“plants”

✓ located verbatim in the source · title, characters 30–36 · show in text ↑
e0

“while with plants cultivated for their roots, it decreased with age”

✓ located verbatim in the source · abstract, characters 807–874 · show in text ↑
e1

“the irrigation water did not influence distinctly the root-shoot ratio of the experimental plants”

✓ located verbatim in the source · abstract, characters 254–351 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Irrigation caused greater changes in root and shoot shape and surface area.

Taxon
plantsViridiplantaet0
Treatment
irrigation watere0
Outcome
morphological changes (the shape and the surface area)e0
Direction
much greatere0

Not reportedComparator

Verbatim

t0

“plants”

✓ located verbatim in the source · title, characters 30–36 · show in text ↑
e0

“The irrigation water produced much greater morphological changes (the shape and the surface area) in the root and shoot system of experimental plants”

✓ located verbatim in the source · abstract, characters 876–1025 · show in text ↑

irrigation · growth · Viridiplantae (plants)Positive and negative results

16 papers: 11 positive, 5 negative or no effect

4 papers in the same direction as this paper · 11 in the opposite direction

  1. positive
  2. positive
  3. positive

12 papers more in this group

See all 16 papers →

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.