Paper · 1999 · Journal of Agronomy and Crop Science

Dry Matter Partitioning in Linseed (Linum usitatissimum L.)

F. U. Hassan; M. H. Leitch; S. Ahmad

5
claims
10
verbatim quotes
9
citations
1
research areas
—
Not open access

Abstract

A pot experiment was conducted at University of Wales Aberystwyth, UK, Frongach field station to evaluate the effects of sowing dates on the dry matter partitioning of linseed. Root, stem and capsule (boll) weight increased progressively as sowing was delayed up to third sowing (19 April) but showed a gradual decrease when sowing was further delayed. The contribution of each of the three parts to total weight did not respond to sowing date in any consistent manner. The total dry matter per plant followed a similar pattern to the dry matter of plant parts, which increased with sowing up to third sowing (19 April) and then decreased when sowing was further delayed. Dry matter accumulation per day degree > 4 °C also increased as sowing was delayed with a peak at third sowing (19 April). Dry matter accumulation per day degree is concluded to be directly related to the total day degrees received during the growth period.

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Claims 5

Intervention effectobservedoriginal resultmixedmeasured

Claim · model-written summary

Root, stem and capsule weights rose until 19 April sowing and fell with later sowing.

Taxon
Linseedt0
Treatment
sowing was delayede0
Outcome
Root, stem and capsule (boll) weighte0
Direction
increased progressivelye0
Qualifier
up to third sowing (19 April) but showed a gradual decrease when sowing was further delayede0

Not reportedComparator

Verbatim

e0

“Root, stem and capsule (boll) weight increased progressively as sowing was delayed up to third sowing (19 April) but showed a gradual decrease when sowing was further delayed”

✓ located verbatim in the source · abstract, characters 177–351 · show in text ↑
t0

“Linseed (Linum usitatissimum L.)”

✓ located verbatim in the source · title, characters 27–59 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Sowing date did not change the relative contributions of root, stem and capsule consistently.

Taxon
Linseedt0
Treatment
sowing datee0
Outcome
contribution of each of the three parts to total weighte0
Direction
did not responde0

Not reportedComparator

Verbatim

e0

“The contribution of each of the three parts to total weight did not respond to sowing date in any consistent manner”

✓ located verbatim in the source · abstract, characters 353–468 · show in text ↑
t0

“Linseed”

✓ located verbatim in the source · title, characters 27–34 · show in text ↑
Intervention effectobservedoriginal resultmixedmeasured

Claim · model-written summary

Total dry matter per plant rose until 19 April sowing and fell with further delay.

Taxon
Linseedt0
Treatment
sowinge0
Outcome
total dry matter per plante0
Direction
increasede0
Qualifier
up to third sowing (19 April) and then decreased when sowing was further delayede0

Not reportedComparator

Verbatim

e0

“The total dry matter per plant followed a similar pattern to the dry matter of plant parts, which increased with sowing up to third sowing (19 April) and then decreased when sowing was further delayed”

✓ located verbatim in the source · abstract, characters 470–670 · show in text ↑
t0

“Linseed”

✓ located verbatim in the source · title, characters 27–34 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Dry matter accumulation per day degree peaked with the third sowing on 19 April.

Taxon
Linseedt0
Treatment
sowing was delayede0
Outcome
Dry matter accumulation per day degree > 4 °Ce0
Direction
increasede0
Qualifier
peak at third sowing (19 April)e0

Not reportedComparator

Verbatim

e0

“Dry matter accumulation per day degree > 4 °C also increased as sowing was delayed with a peak at third sowing (19 April)”

✓ located verbatim in the source · abstract, characters 672–793 · show in text ↑
t0

“Linseed”

✓ located verbatim in the source · title, characters 27–34 · show in text ↑
Associationauthor interpretationoriginal resultmeasured

Claim · model-written summary

Dry matter accumulation per day degree was directly related to total day degrees during growth.

Taxon
Linseedt0
Outcome
Dry matter accumulation per day degreee0
Direction
directly relatede0
Setting
growth periode0

Verbatim

e0

“Dry matter accumulation per day degree is concluded to be directly related to the total day degrees received during the growth period”

✓ located verbatim in the source · abstract, characters 795–928 · show in text ↑
t0

“Linseed”

✓ located verbatim in the source · title, characters 27–34 · show in text ↑

sowing time · growth · Linum usitatissimum (flax)Positive and negative results

4 papers: 3 positive, 1 negative or no effect

3 in the opposite direction

  1. positive
  2. positive
  3. positive
See all 4 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.