Paper · 2013 · Xi'nan nongye xuebao

Study on Sowing Date for Mechanical Transplanting Rice under Rapeseed(Wheat)-Rice Planting Area in Chengdu Basin

Jun Ma

8
claims
20
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

Nurturing sturdy seedlings is the key to get high yield for mechanical transplanting rice under rapeseed(wheat)-rice planting area in Chengdu basin.In order to research suitable high-yield cultivation techniques for mechanical transplanting rice,the effects of sowing date on seedlings growing,development progress,mechanical transplanting quality and yield were studied by using super rice,II-you 602.The results indicated that:the suitable sowing date for mechanical transplanting rice under rapeseed(wheat)-rice planting area in Chengdu basin was on April 10-15,and the seedling age was about 42 days.In this case,yield was the highest.Delaying sowing date was beneficial to improving mechanical transplanting quality and productive tiller percent,but it also caused the lag in population growth,the worse in panicle quality,and the decrease in component of yield.So the yield decreased finally.If sowing date delayed 15 days,the yield reduction would be over 10 %.

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Claims 8

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Sowing on April 10-15 gave the highest yield of mechanically transplanted rice in the Chengdu basin.

Material
II-you 602e0
Treatment
April 10-15e1
Outcome
yielde2
Direction
higheste2
Setting
Chengdu basine1

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“the effects of sowing date on seedlings growing,development progress,mechanical transplanting quality and yield were studied by using super rice,II-you 602”

✓ located verbatim in the source · abstract, characters 246–401 · show in text ↑
e1

“the suitable sowing date for mechanical transplanting rice under rapeseed(wheat)-rice planting area in Chengdu basin was on April 10-15,and the seedling age was about 42 days”

✓ located verbatim in the source · abstract, characters 429–603 · show in text ↑
e2

“In this case,yield was the highest”

✓ located verbatim in the source · abstract, characters 604–638 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Seedling age was about 42 days at the suitable sowing date in the Chengdu basin.

Outcome
seedling agee1
Value
about 42 dayse1
Qualifier
the suitable sowing datee1
Setting
Chengdu basine1

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e1

“the suitable sowing date for mechanical transplanting rice under rapeseed(wheat)-rice planting area in Chengdu basin was on April 10-15,and the seedling age was about 42 days”

✓ located verbatim in the source · abstract, characters 429–603 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Delaying sowing date improved mechanical transplanting quality and productive tiller percent of rice.

Treatment
Delaying sowing datee3
Outcome
mechanical transplanting quality and productive tiller percente3
Direction
improvinge3

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e1

“the suitable sowing date for mechanical transplanting rice under rapeseed(wheat)-rice planting area in Chengdu basin was on April 10-15,and the seedling age was about 42 days”

✓ located verbatim in the source · abstract, characters 429–603 · show in text ↑
e3

“Delaying sowing date was beneficial to improving mechanical transplanting quality and productive tiller percent”

✓ located verbatim in the source · abstract, characters 639–750 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Delaying sowing date slowed population growth of rice.

Treatment
Delaying sowing datee3
Outcome
population growthe4
Direction
lage4

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e1

“the suitable sowing date for mechanical transplanting rice under rapeseed(wheat)-rice planting area in Chengdu basin was on April 10-15,and the seedling age was about 42 days”

✓ located verbatim in the source · abstract, characters 429–603 · show in text ↑
e3

“Delaying sowing date was beneficial to improving mechanical transplanting quality and productive tiller percent”

✓ located verbatim in the source · abstract, characters 639–750 · show in text ↑
e4

“it also caused the lag in population growth,the worse in panicle quality,and the decrease in component of yield”

✓ located verbatim in the source · abstract, characters 755–866 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Delaying sowing date worsened panicle quality of rice.

Treatment
Delaying sowing datee3
Outcome
panicle qualitye4
Direction
worsee4

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e1

“the suitable sowing date for mechanical transplanting rice under rapeseed(wheat)-rice planting area in Chengdu basin was on April 10-15,and the seedling age was about 42 days”

✓ located verbatim in the source · abstract, characters 429–603 · show in text ↑
e3

“Delaying sowing date was beneficial to improving mechanical transplanting quality and productive tiller percent”

✓ located verbatim in the source · abstract, characters 639–750 · show in text ↑
e4

“it also caused the lag in population growth,the worse in panicle quality,and the decrease in component of yield”

✓ located verbatim in the source · abstract, characters 755–866 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Delaying sowing date decreased the yield components of rice.

Treatment
Delaying sowing datee3
Outcome
component of yielde4
Direction
decreasee4

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e1

“the suitable sowing date for mechanical transplanting rice under rapeseed(wheat)-rice planting area in Chengdu basin was on April 10-15,and the seedling age was about 42 days”

✓ located verbatim in the source · abstract, characters 429–603 · show in text ↑
e3

“Delaying sowing date was beneficial to improving mechanical transplanting quality and productive tiller percent”

✓ located verbatim in the source · abstract, characters 639–750 · show in text ↑
e4

“it also caused the lag in population growth,the worse in panicle quality,and the decrease in component of yield”

✓ located verbatim in the source · abstract, characters 755–866 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Delaying sowing date decreased rice yield.

Treatment
Delaying sowing datee3
Outcome
yielde5
Direction
decreasede5

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e1

“the suitable sowing date for mechanical transplanting rice under rapeseed(wheat)-rice planting area in Chengdu basin was on April 10-15,and the seedling age was about 42 days”

✓ located verbatim in the source · abstract, characters 429–603 · show in text ↑
e3

“Delaying sowing date was beneficial to improving mechanical transplanting quality and productive tiller percent”

✓ located verbatim in the source · abstract, characters 639–750 · show in text ↑
e5

“So the yield decreased finally”

✓ located verbatim in the source · abstract, characters 867–897 · show in text ↑
Intervention effectauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

A 15-day delay in sowing would reduce rice yield by over 10%.

Treatment
sowing date delayed 15 dayse6
Outcome
yield reductione6
Direction
reductione6
Value
over 10 %e6

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e1

“the suitable sowing date for mechanical transplanting rice under rapeseed(wheat)-rice planting area in Chengdu basin was on April 10-15,and the seedling age was about 42 days”

✓ located verbatim in the source · abstract, characters 429–603 · show in text ↑
e6

“If sowing date delayed 15 days,the yield reduction would be over 10 %”

✓ located verbatim in the source · abstract, characters 898–967 · show in text ↑

sowing time · pest · Oryza sativa (rice)Positive and negative results

9 papers: 6 positive, 3 negative or no effect

2 papers in the same direction as this paper · 6 in the opposite direction

  1. positive
  2. positive
  3. positive

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sowing time · quality: general · Oryza sativa (rice)Positive and negative results

12 papers: 10 positive, 2 negative or no effect

9 papers in the same direction as this paper · 2 in the opposite direction

  1. negative
  2. negative
  3. positive

8 papers more in this group

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sowing time · yield · Oryza sativa (rice)Positive and negative results

193 papers: 123 positive, 70 negative or no effect

69 papers in the same direction as this paper · 123 in the opposite direction

  1. positive
  2. positive
  3. positive

189 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.