Paper · 2012

Effect of direct cover on sweet corn morphology.

F. Orosz; K. Slezák; M. Pospíšil

6
claims
13
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

In our trial we compared the effect of propagation time and floating cover on the growing season on yield and some valuable properties of sweet corn. The following technological variations were compared with the help of the variety Spirit (normal sweet, very early ripening): 1. direct seeded plants with floating cover (with 2 sowing dates); 2. direct seeded plants without cover (with 2 sowing dates). The application of direct seeding and floating covering (P2) early propagation time, increased the earliness by 7 days in respect of the total growing period as compared to the treatment without cover (P1). The covering and earlier sowing time had a negative influence on cob size, but this diminishment did not influence cobs marketability, whereas in case of depth of seeds we observed an positive effect. Covering the seedlings in the early season was clearly beneficial for frost protection, as the floating cover provided protection for plants against mild frost. The combination of earlier seeding time and floating cover results 14 day earlier harvest as compared to the traditional technology (P3).

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Early direct seeding with floating cover shortened the growing period by 7 days versus no cover.

Taxon
sweet cornt0
Treatment
direct seeding and floating covering (P2)e0
Outcome
earlinesse0
Direction
increasede0
Value
7 dayse0
Comparator
treatment without cover (P1)e0

Verbatim

t0

“sweet corn”

✓ located verbatim in the source · title, characters 26–36 · show in text ↑
e0

“The application of direct seeding and floating covering (P2) early propagation time, increased the earliness by 7 days in respect of the total growing period as compared to the treatment without cover (P1).”

✓ located verbatim in the source · abstract, characters 404–610 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Covering and earlier sowing reduced cob size.

Taxon
sweet cornt0
Treatment
covering and earlier sowing timee0
Outcome
cob sizee0
Direction
negative influencee0

Not reportedComparator

Verbatim

t0

“sweet corn”

✓ located verbatim in the source · title, characters 26–36 · show in text ↑
e0

“The covering and earlier sowing time had a negative influence on cob size”

✓ located verbatim in the source · abstract, characters 611–684 · show in text ↑
Observationobservedoriginal resultno effectmeasured

Claim · model-written summary

The reduction in cob size did not affect marketability.

Taxon
sweet cornt0
Outcome
cobs marketabilitye0
Direction
did not influencee0

Verbatim

t0

“sweet corn”

✓ located verbatim in the source · title, characters 26–36 · show in text ↑
e0

“this diminishment did not influence cobs marketability”

✓ located verbatim in the source · abstract, characters 690–744 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Covering and earlier sowing had a positive effect on seed depth.

Taxon
sweet cornt0
Treatment
covering and earlier sowing timee1
Outcome
depth of seedse0
Direction
positive effecte0

Not reportedComparator

Verbatim

t0

“sweet corn”

✓ located verbatim in the source · title, characters 26–36 · show in text ↑
e0

“whereas in case of depth of seeds we observed an positive effect”

✓ located verbatim in the source · abstract, characters 746–810 · show in text ↑
e1

“The covering and earlier sowing time had a negative influence on cob size”

✓ located verbatim in the source · abstract, characters 611–684 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Early-season floating cover protected plants against mild frost.

Taxon
sweet cornt0
Treatment
Covering the seedlingse0
Outcome
frost protectione0
Qualifier
mild froste0

Not reportedComparatorDirection

Verbatim

t0

“sweet corn”

✓ located verbatim in the source · title, characters 26–36 · show in text ↑
e0

“Covering the seedlings in the early season was clearly beneficial for frost protection, as the floating cover provided protection for plants against mild frost.”

✓ located verbatim in the source · abstract, characters 812–972 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Earlier seeding plus floating cover advanced harvest 14 days relative to traditional technology.

Taxon
sweet cornt0
Treatment
combination of earlier seeding time and floating covere0
Outcome
harveste0
Direction
earliere0
Value
14 daye0
Comparator
traditional technology (P3)e0

Verbatim

t0

“sweet corn”

✓ located verbatim in the source · title, characters 26–36 · show in text ↑
e0

“The combination of earlier seeding time and floating cover results 14 day earlier harvest as compared to the traditional technology (P3).”

✓ located verbatim in the source · abstract, characters 973–1110 · show in text ↑

sowing time · yield · Zea mays (maize)Positive and negative results

269 papers: 178 positive, 91 negative or no effect

177 papers in the same direction as this paper · 89 in the opposite direction · 2 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

265 papers more in this group

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transplanting · phenology · Zea mays (maize)Results agree

5 papers: 5 positive, 0 negative or no effect

4 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

1 paper more in this group

See all 5 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.