Paper · 2014 · Zhongguo nongye qixiang

Effects of Nighttime Soil Warming and No-tillage on Soybean Growth and the Utilization of N and P

Chu Dai-we

17
claims
35
verbatim quotes
1
citations
2
research areas
—
Not open access

Abstract

In order to investigate the effects of nighttime warming and no-tillage on soybean growth and its uptake and utilization of nitrogen( N) and phosphorus( P),field nighttime warming system was designed in trial field in Nanjing University of Information Science and Technology. The experiments were conducted with four treatments,that is,normal nighttime temperature with traditional tillage( CK),nighttime warming with traditional tillage( W),normal nighttime temperature with no-tillage( NT),and nighttime warming with no-tillage( WNT). The results showed that compared to CK,nighttime warming( W) significantly decreased plant biomass by 6%- 25% during the growing season( P 0. 05),whereas had little effect on grain yield,grains per plant,grain weight per plant,and 100- seed weight of soybean. During branching and flowering stages,warming reduced N accumulation by 30% and 20%,respectively,and P accumulation by 39% and 39%. No-tillage had a limited effect on grain yield and yield components,but significantly decreased plant biomass,translocation amounts and efficiencies of N and P( P 0. 01). Warming with no-tillage( WNT) treatment significantly decreased plant biomass and grain yield by 29% and 34%,respectively( P 0. 01). Moreover,grains per plant,grain weight per plant,and 100- seed weight of soybean were reduced by 22%,22% and 3%,respectively,under WNT treatment. Meanwhile,at maturity,N and P accumulations were 20% and 22% lower under WNT treatment than under CK treatment,respectively. Thus,this study indicated that grain yield and yield components of soybean were hardly affected by single factor like either nighttime warming or no-tillage,whereas nighttime warming with no-tillage significantly reduced grain yield of soybean and N and P accumulation. Therefore,it is unfavorable to soybean production by means of no-tillage under climate warming condition.

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Claims 17

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Compared with CK, nighttime warming significantly decreased soybean plant biomass by 6%-25% during the growing season.

Taxon
SoybeanGlycine maxt0
Treatment
nighttime warming( W)e0
Outcome
plant biomasse0
Direction
decreasede0
Value
6%- 25%e0
Comparator
CKe0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“compared to CK,nighttime warming( W) significantly decreased plant biomass by 6%- 25% during the growing season”

✓ located verbatim in the source · abstract, characters 561–672 · show in text ↑
t0

“Soybean”

✓ located verbatim in the source · title, characters 52–59 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Nighttime warming had little effect on soybean grain yield, grains per plant and grain weight per plant.

Taxon
SoybeanGlycine maxt0
Treatment
nighttime warming( W)e0
Outcome
grain yield,grains per plant,grain weight per plante1
Direction
little effecte1

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“nighttime warming( W)”

✓ located verbatim in the source · abstract, characters 576–597 · show in text ↑
e1

“had little effect on grain yield,grains per plant,grain weight per plant,and 100- seed weight of soybean”

✓ located verbatim in the source · abstract, characters 691–795 · show in text ↑
t0

“Soybean”

✓ located verbatim in the source · title, characters 52–59 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Nighttime warming had little effect on soybean 100-seed weight.

Taxon
SoybeanGlycine maxt0
Treatment
nighttime warming( W)e0
Outcome
100- seed weighte1
Direction
little effecte1

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“nighttime warming( W)”

✓ located verbatim in the source · abstract, characters 576–597 · show in text ↑
e1

“had little effect on grain yield,grains per plant,grain weight per plant,and 100- seed weight of soybean”

✓ located verbatim in the source · abstract, characters 691–795 · show in text ↑
t0

“Soybean”

✓ located verbatim in the source · title, characters 52–59 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

At the branching stage, warming reduced soybean N accumulation by 30%.

Taxon
SoybeanGlycine maxt0
Organ / stage
branchinge0
Treatment
warminge0
Outcome
N accumulatione0
Direction
reducede0
Value
30%e0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“During branching and flowering stages,warming reduced N accumulation by 30% and 20%,respectively,and P accumulation by 39% and 39%”

✓ located verbatim in the source · abstract, characters 797–927 · show in text ↑
t0

“Soybean”

✓ located verbatim in the source · title, characters 52–59 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

At the flowering stage, warming reduced soybean N accumulation by 20%.

Taxon
SoybeanGlycine maxt0
Organ / stage
floweringe0
Treatment
warminge0
Outcome
N accumulatione0
Direction
reducede0
Value
20%e0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“During branching and flowering stages,warming reduced N accumulation by 30% and 20%,respectively,and P accumulation by 39% and 39%”

✓ located verbatim in the source · abstract, characters 797–927 · show in text ↑
t0

“Soybean”

✓ located verbatim in the source · title, characters 52–59 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

At the branching stage, warming reduced soybean P accumulation by 39%.

Taxon
SoybeanGlycine maxt0
Organ / stage
branchinge0
Treatment
warminge0
Outcome
P accumulatione0
Direction
reducede0
Value
39%e0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“During branching and flowering stages,warming reduced N accumulation by 30% and 20%,respectively,and P accumulation by 39% and 39%”

✓ located verbatim in the source · abstract, characters 797–927 · show in text ↑
t0

“Soybean”

✓ located verbatim in the source · title, characters 52–59 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

At the flowering stage, warming reduced soybean P accumulation by 39%.

Taxon
SoybeanGlycine maxt0
Organ / stage
floweringe0
Treatment
warminge0
Outcome
P accumulatione0
Direction
reducede0
Value
39%e0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“During branching and flowering stages,warming reduced N accumulation by 30% and 20%,respectively,and P accumulation by 39% and 39%”

✓ located verbatim in the source · abstract, characters 797–927 · show in text ↑
t0

“Soybean”

✓ located verbatim in the source · title, characters 52–59 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

No-tillage had a limited effect on soybean grain yield and yield components.

Taxon
SoybeanGlycine maxt0
Treatment
No-tillagee0
Outcome
grain yield and yield componentse0
Direction
limited effecte0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“No-tillage had a limited effect on grain yield and yield components”

✓ located verbatim in the source · abstract, characters 929–996 · show in text ↑
t0

“Soybean”

✓ located verbatim in the source · title, characters 52–59 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

No-tillage significantly decreased soybean plant biomass, translocation amounts and efficiencies of N and P.

Taxon
SoybeanGlycine maxt0
Treatment
No-tillagee0
Outcome
plant biomass,translocation amounts and efficiencies of N and Pe0
Direction
decreasede0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“No-tillage had a limited effect on grain yield and yield components,but significantly decreased plant biomass,translocation amounts and efficiencies of N and P”

✓ located verbatim in the source · abstract, characters 929–1088 · show in text ↑
t0

“Soybean”

✓ located verbatim in the source · title, characters 52–59 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Warming with no-tillage significantly decreased soybean plant biomass by 29%.

Taxon
SoybeanGlycine maxt0
Treatment
Warming with no-tillage( WNT)e0
Outcome
plant biomasse0
Direction
decreasede0
Value
29%e0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Warming with no-tillage( WNT) treatment significantly decreased plant biomass and grain yield by 29% and 34%,respectively”

✓ located verbatim in the source · abstract, characters 1100–1221 · show in text ↑
t0

“Soybean”

✓ located verbatim in the source · title, characters 52–59 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Warming with no-tillage significantly decreased soybean grain yield by 34%.

Taxon
SoybeanGlycine maxt0
Treatment
Warming with no-tillage( WNT)e0
Outcome
grain yielde0
Direction
decreasede0
Value
34%e0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Warming with no-tillage( WNT) treatment significantly decreased plant biomass and grain yield by 29% and 34%,respectively”

✓ located verbatim in the source · abstract, characters 1100–1221 · show in text ↑
t0

“Soybean”

✓ located verbatim in the source · title, characters 52–59 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Soybean grains per plant was reduced by 22% under warming with no-tillage.

Taxon
SoybeanGlycine maxt0
Treatment
WNT treatmente0
Outcome
grains per plante0
Direction
reducede0
Value
22%e0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“grains per plant,grain weight per plant,and 100- seed weight of soybean were reduced by 22%,22% and 3%,respectively,under WNT treatment”

✓ located verbatim in the source · abstract, characters 1242–1377 · show in text ↑
t0

“Soybean”

✓ located verbatim in the source · title, characters 52–59 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Soybean grain weight per plant was reduced by 22% under warming with no-tillage.

Taxon
SoybeanGlycine maxt0
Treatment
WNT treatmente0
Outcome
grain weight per plante0
Direction
reducede0
Value
22%e0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“grains per plant,grain weight per plant,and 100- seed weight of soybean were reduced by 22%,22% and 3%,respectively,under WNT treatment”

✓ located verbatim in the source · abstract, characters 1242–1377 · show in text ↑
t0

“Soybean”

✓ located verbatim in the source · title, characters 52–59 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Soybean 100- seed weight was reduced by 3% under warming with no-tillage.

Taxon
SoybeanGlycine maxt0
Treatment
WNT treatmente0
Outcome
100- seed weighte0
Direction
reducede0
Value
3%e0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“grains per plant,grain weight per plant,and 100- seed weight of soybean were reduced by 22%,22% and 3%,respectively,under WNT treatment”

✓ located verbatim in the source · abstract, characters 1242–1377 · show in text ↑
t0

“Soybean”

✓ located verbatim in the source · title, characters 52–59 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

At maturity, soybean N accumulation was 20% lower under warming with no-tillage than under CK.

Taxon
SoybeanGlycine maxt0
Organ / stage
maturitye0
Treatment
WNT treatmente0
Outcome
N and P accumulationse0
Direction
lowere0
Value
20%e0
Qualifier
N and P accumulations were 20% and 22%e0
Comparator
CK treatmente0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“at maturity,N and P accumulations were 20% and 22% lower under WNT treatment than under CK treatment”

✓ located verbatim in the source · abstract, characters 1389–1489 · show in text ↑
t0

“Soybean”

✓ located verbatim in the source · title, characters 52–59 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

At maturity, soybean P accumulation was 22% lower under warming with no-tillage than under CK.

Taxon
SoybeanGlycine maxt0
Organ / stage
maturitye0
Treatment
WNT treatmente0
Outcome
N and P accumulationse0
Direction
lowere0
Value
22%e0
Qualifier
P accumulatione0
Comparator
CK treatmente0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“at maturity,N and P accumulations were 20% and 22% lower under WNT treatment than under CK treatment”

✓ located verbatim in the source · abstract, characters 1389–1489 · show in text ↑
t0

“Soybean”

✓ located verbatim in the source · title, characters 52–59 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

No-tillage under climate warming is unfavorable to soybean production.

Taxon
soybeanGlycine maxe0
Outcome
unfavorable to soybean production by means of no-tillage under climate warming conditione0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“it is unfavorable to soybean production by means of no-tillage under climate warming condition”

✓ located verbatim in the source · abstract, characters 1784–1878 · show in text ↑

heat · yield · Glycine max (soybean)Results differ

40 papers: 10 positive, 30 negative or no effect

29 papers in the same direction as this paper · 10 in the opposite direction

  1. positive
  2. positive
  3. positive

36 papers more in this group

See all 40 papers →

heat · growth · Glycine max (soybean)Results differ

42 papers: 10 positive, 32 negative or no effect

31 papers in the same direction as this paper · 10 in the opposite direction

  1. positive
  2. positive
  3. positive

38 papers more in this group

See all 42 papers →

tillage · growth · Glycine max (soybean)Results differ

84 papers: 52 positive, 32 negative or no effect

31 papers in the same direction as this paper · 52 in the opposite direction

  1. positive
  2. positive
  3. positive

80 papers more in this group

See all 84 papers →

heat · nutrient: content · Glycine max (soybean)Positive and negative results

3 papers: 1 positive, 2 negative or no effect

1 paper in the same direction as this paper · 1 in the opposite direction

  1. positive
  2. negative
See all 3 papers →

tillage · yield · Glycine max (soybean)Positive and negative results

390 papers: 264 positive, 126 negative or no effect

125 papers in the same direction as this paper · 264 in the opposite direction

  1. positive
  2. positive
  3. positive

386 papers more in this group

See all 390 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.