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“yield decrease”

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2020

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paper W4408944389 ✕

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Lower light reduced grain starch including amylose.

Taxon: riceOryza sativat0
Treatment: decrease of light intensitye1
Outcome: content of grain starch (including amylose)e0
Direction: decreasede0

Not reportedComparator

Verbatim

e0
“the content of grain starch (including amylose) decreased”
✓ located verbatim in the source · abstract, characters 1260–1317

e1
“decrease of light intensity at grain-filling stage”
✓ located verbatim in the source · abstract, characters 933–983

t0
“rice”
✓ located verbatim in the source · title, characters 190–194

Title

Effects of light intensity and nitrogen fertilizer interaction on carbon and nitrogen metabolism at grain-filling stage and its relationship with yield and quality of southern soft japonica rice

Xin-Yi CHEN; Ying ZHU; Zhong-Tao MA; et al. ACTA AGRONOMICA SINICA 2023. doi:10.3724/sp.j.1006.2023.22054

Other claims from this paper (15)

Intervention effect Lower grain-filling light reduced flag-leaf photosynthetic rate by 7.35%-42.36%.
Intervention effect Lower light reduced sucrose phosphate synthase and sucrose synthase activity.
Intervention effect Lower light reduced leaf C/N ratio by 3.98-6.49.
Intervention effect Lower light reduced photosynthate transport to rice grains.
Intervention effect Lower light raised activities of nitrate reductase, glutamine synthetase and glutamate synthetase.
Intervention effect Lower light raised plant nitrogen concentration and protein accumulation.
Intervention effect Mid-to-late nitrogen fertilizer significantly increased key leaf carbon and nitrogen enzyme activities.
Intervention effect Mid-to-late nitrogen application slowed leaf aging and prolonged rice grain filling.
Intervention effect Later nitrogen application increased grain protein significantly.
Intervention effect Later nitrogen application reduced grain starch-to-protein and amylose-to-protein ratios.
Intervention effect Later nitrogen application reduced rice taste value.
Intervention effect Normal light plus nitrogen at the top fourth leaf stage improved leaf carbon and nitrogen enzyme activities.
Observation Under L1-N3, the grain starch-to-protein ratio was 11.43 to 12.03.
Observation Under L1-N3, the grain amylose-to-protein ratio was 1.34 to 1.50.
Observation The L1-N3 regime produced low hardness, high viscosity and good taste alongside high yield and quality.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Lower light reduced photosynthate transport to rice grains.

Taxon: riceOryza sativat0
Treatment: decrease of light intensitye1
Outcome: transportation of photosynthetic products to grainse0
Direction: decreasede0

Not reportedComparator

Verbatim

e0
“the transportation of photosynthetic products to grains decreased”
✓ located verbatim in the source · abstract, characters 1189–1254

e1
“decrease of light intensity at grain-filling stage”
✓ located verbatim in the source · abstract, characters 933–983

t0
“rice”
✓ located verbatim in the source · title, characters 190–194

Title

Effects of light intensity and nitrogen fertilizer interaction on carbon and nitrogen metabolism at grain-filling stage and its relationship with yield and quality of southern soft japonica rice

Xin-Yi CHEN; Ying ZHU; Zhong-Tao MA; et al. ACTA AGRONOMICA SINICA 2023. doi:10.3724/sp.j.1006.2023.22054

Other claims from this paper (15)

Intervention effect Lower grain-filling light reduced flag-leaf photosynthetic rate by 7.35%-42.36%.
Intervention effect Lower light reduced sucrose phosphate synthase and sucrose synthase activity.
Intervention effect Lower light reduced leaf C/N ratio by 3.98-6.49.
Intervention effect Lower light reduced grain starch including amylose.
Intervention effect Lower light raised activities of nitrate reductase, glutamine synthetase and glutamate synthetase.
Intervention effect Lower light raised plant nitrogen concentration and protein accumulation.
Intervention effect Mid-to-late nitrogen fertilizer significantly increased key leaf carbon and nitrogen enzyme activities.
Intervention effect Mid-to-late nitrogen application slowed leaf aging and prolonged rice grain filling.
Intervention effect Later nitrogen application increased grain protein significantly.
Intervention effect Later nitrogen application reduced grain starch-to-protein and amylose-to-protein ratios.
Intervention effect Later nitrogen application reduced rice taste value.
Intervention effect Normal light plus nitrogen at the top fourth leaf stage improved leaf carbon and nitrogen enzyme activities.
Observation Under L1-N3, the grain starch-to-protein ratio was 11.43 to 12.03.
Observation Under L1-N3, the grain amylose-to-protein ratio was 1.34 to 1.50.
Observation The L1-N3 regime produced low hardness, high viscosity and good taste alongside high yield and quality.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Later nitrogen application reduced rice taste value.

Taxon: riceOryza sativat0
Treatment: delay of nitrogen fertilizer application periode0
Outcome: taste valuee0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“With the delay of nitrogen fertilizer application period, nitrogen metabolism became more vigorous, and the protein content in grain had a relative significant increase, resulting in the decrease of the ratio of starch to protein and the ratio of amylose to protein, and the decrease of taste value”
✓ located verbatim in the source · abstract, characters 1928–2226

t0
“rice”
✓ located verbatim in the source · title, characters 190–194

Title

Effects of light intensity and nitrogen fertilizer interaction on carbon and nitrogen metabolism at grain-filling stage and its relationship with yield and quality of southern soft japonica rice

Xin-Yi CHEN; Ying ZHU; Zhong-Tao MA; et al. ACTA AGRONOMICA SINICA 2023. doi:10.3724/sp.j.1006.2023.22054

Other claims from this paper (15)

Intervention effect Lower grain-filling light reduced flag-leaf photosynthetic rate by 7.35%-42.36%.
Intervention effect Lower light reduced sucrose phosphate synthase and sucrose synthase activity.
Intervention effect Lower light reduced leaf C/N ratio by 3.98-6.49.
Intervention effect Lower light reduced photosynthate transport to rice grains.
Intervention effect Lower light reduced grain starch including amylose.
Intervention effect Lower light raised activities of nitrate reductase, glutamine synthetase and glutamate synthetase.
Intervention effect Lower light raised plant nitrogen concentration and protein accumulation.
Intervention effect Mid-to-late nitrogen fertilizer significantly increased key leaf carbon and nitrogen enzyme activities.
Intervention effect Mid-to-late nitrogen application slowed leaf aging and prolonged rice grain filling.
Intervention effect Later nitrogen application increased grain protein significantly.
Intervention effect Later nitrogen application reduced grain starch-to-protein and amylose-to-protein ratios.
Intervention effect Normal light plus nitrogen at the top fourth leaf stage improved leaf carbon and nitrogen enzyme activities.
Observation Under L1-N3, the grain starch-to-protein ratio was 11.43 to 12.03.
Observation Under L1-N3, the grain amylose-to-protein ratio was 1.34 to 1.50.
Observation The L1-N3 regime produced low hardness, high viscosity and good taste alongside high yield and quality.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Lower light raised plant nitrogen concentration and protein accumulation.

Taxon: riceOryza sativat0
Treatment: decrease of light intensitye1
Outcome: plant nitrogen concentratione0
Direction: increasede0

Not reportedComparator

Verbatim

e0
“plant nitrogen concentration increased, and the accumulation of protein increased relatively”
✓ located verbatim in the source · abstract, characters 1443–1535

e1
“decrease of light intensity at grain-filling stage”
✓ located verbatim in the source · abstract, characters 933–983

t0
“rice”
✓ located verbatim in the source · title, characters 190–194

Title

Effects of light intensity and nitrogen fertilizer interaction on carbon and nitrogen metabolism at grain-filling stage and its relationship with yield and quality of southern soft japonica rice

Xin-Yi CHEN; Ying ZHU; Zhong-Tao MA; et al. ACTA AGRONOMICA SINICA 2023. doi:10.3724/sp.j.1006.2023.22054

Other claims from this paper (15)

Intervention effect Lower grain-filling light reduced flag-leaf photosynthetic rate by 7.35%-42.36%.
Intervention effect Lower light reduced sucrose phosphate synthase and sucrose synthase activity.
Intervention effect Lower light reduced leaf C/N ratio by 3.98-6.49.
Intervention effect Lower light reduced photosynthate transport to rice grains.
Intervention effect Lower light reduced grain starch including amylose.
Intervention effect Lower light raised activities of nitrate reductase, glutamine synthetase and glutamate synthetase.
Intervention effect Mid-to-late nitrogen fertilizer significantly increased key leaf carbon and nitrogen enzyme activities.
Intervention effect Mid-to-late nitrogen application slowed leaf aging and prolonged rice grain filling.
Intervention effect Later nitrogen application increased grain protein significantly.
Intervention effect Later nitrogen application reduced grain starch-to-protein and amylose-to-protein ratios.
Intervention effect Later nitrogen application reduced rice taste value.
Intervention effect Normal light plus nitrogen at the top fourth leaf stage improved leaf carbon and nitrogen enzyme activities.
Observation Under L1-N3, the grain starch-to-protein ratio was 11.43 to 12.03.
Observation Under L1-N3, the grain amylose-to-protein ratio was 1.34 to 1.50.
Observation The L1-N3 regime produced low hardness, high viscosity and good taste alongside high yield and quality.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Lower light reduced leaf C/N ratio by 3.98-6.49.

Taxon: riceOryza sativat0
Treatment: decrease of light intensitye1
Outcome: C/N ratio of leavese0
Direction: decreasede0
Value: 3.98-6.49e0

Not reportedComparator

Verbatim

e0
“the C/N ratio of leaves decreased by 3.98-6.49”
✓ located verbatim in the source · abstract, characters 1141–1187

e1
“decrease of light intensity at grain-filling stage”
✓ located verbatim in the source · abstract, characters 933–983

t0
“rice”
✓ located verbatim in the source · title, characters 190–194

Title

Effects of light intensity and nitrogen fertilizer interaction on carbon and nitrogen metabolism at grain-filling stage and its relationship with yield and quality of southern soft japonica rice

Xin-Yi CHEN; Ying ZHU; Zhong-Tao MA; et al. ACTA AGRONOMICA SINICA 2023. doi:10.3724/sp.j.1006.2023.22054

Other claims from this paper (15)

Intervention effect Lower grain-filling light reduced flag-leaf photosynthetic rate by 7.35%-42.36%.
Intervention effect Lower light reduced sucrose phosphate synthase and sucrose synthase activity.
Intervention effect Lower light reduced photosynthate transport to rice grains.
Intervention effect Lower light reduced grain starch including amylose.
Intervention effect Lower light raised activities of nitrate reductase, glutamine synthetase and glutamate synthetase.
Intervention effect Lower light raised plant nitrogen concentration and protein accumulation.
Intervention effect Mid-to-late nitrogen fertilizer significantly increased key leaf carbon and nitrogen enzyme activities.
Intervention effect Mid-to-late nitrogen application slowed leaf aging and prolonged rice grain filling.
Intervention effect Later nitrogen application increased grain protein significantly.
Intervention effect Later nitrogen application reduced grain starch-to-protein and amylose-to-protein ratios.
Intervention effect Later nitrogen application reduced rice taste value.
Intervention effect Normal light plus nitrogen at the top fourth leaf stage improved leaf carbon and nitrogen enzyme activities.
Observation Under L1-N3, the grain starch-to-protein ratio was 11.43 to 12.03.
Observation Under L1-N3, the grain amylose-to-protein ratio was 1.34 to 1.50.
Observation The L1-N3 regime produced low hardness, high viscosity and good taste alongside high yield and quality.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Lower light raised activities of nitrate reductase, glutamine synthetase and glutamate synthetase.

Taxon: riceOryza sativat0
Treatment: decrease of light intensitye1
Outcome: activities of nitrate reductase (NR), glutamine synthetase (GS), and glutamate synthetase (GOGAT)e0
Direction: increasede0

Not reportedComparator

Verbatim

e0
“activities of nitrate reductase (NR), glutamine synthetase (GS), and glutamate synthetase (GOGAT) increased”
✓ located verbatim in the source · abstract, characters 1334–1441

e1
“decrease of light intensity at grain-filling stage”
✓ located verbatim in the source · abstract, characters 933–983

t0
“rice”
✓ located verbatim in the source · title, characters 190–194

Title

Effects of light intensity and nitrogen fertilizer interaction on carbon and nitrogen metabolism at grain-filling stage and its relationship with yield and quality of southern soft japonica rice

Xin-Yi CHEN; Ying ZHU; Zhong-Tao MA; et al. ACTA AGRONOMICA SINICA 2023. doi:10.3724/sp.j.1006.2023.22054

Other claims from this paper (15)

Intervention effect Lower grain-filling light reduced flag-leaf photosynthetic rate by 7.35%-42.36%.
Intervention effect Lower light reduced sucrose phosphate synthase and sucrose synthase activity.
Intervention effect Lower light reduced leaf C/N ratio by 3.98-6.49.
Intervention effect Lower light reduced photosynthate transport to rice grains.
Intervention effect Lower light reduced grain starch including amylose.
Intervention effect Lower light raised plant nitrogen concentration and protein accumulation.
Intervention effect Mid-to-late nitrogen fertilizer significantly increased key leaf carbon and nitrogen enzyme activities.
Intervention effect Mid-to-late nitrogen application slowed leaf aging and prolonged rice grain filling.
Intervention effect Later nitrogen application increased grain protein significantly.
Intervention effect Later nitrogen application reduced grain starch-to-protein and amylose-to-protein ratios.
Intervention effect Later nitrogen application reduced rice taste value.
Intervention effect Normal light plus nitrogen at the top fourth leaf stage improved leaf carbon and nitrogen enzyme activities.
Observation Under L1-N3, the grain starch-to-protein ratio was 11.43 to 12.03.
Observation Under L1-N3, the grain amylose-to-protein ratio was 1.34 to 1.50.
Observation The L1-N3 regime produced low hardness, high viscosity and good taste alongside high yield and quality.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Lower grain-filling light reduced flag-leaf photosynthetic rate by 7.35%-42.36%.

Taxon: riceOryza sativat0
Treatment: decrease of light intensitye0
Outcome: net photosynthetic rate of flag leafe0
Direction: decreasede0
Value: 7.35%-42.36%e0

Not reportedComparator

Verbatim

e0
“with the decrease of light intensity at grain-filling stage the net photosynthetic rate of flag leaf decreased by 7.35%-42.36% on average”
✓ located verbatim in the source · abstract, characters 924–1061

t0
“rice”
✓ located verbatim in the source · title, characters 190–194

Title

Effects of light intensity and nitrogen fertilizer interaction on carbon and nitrogen metabolism at grain-filling stage and its relationship with yield and quality of southern soft japonica rice

Xin-Yi CHEN; Ying ZHU; Zhong-Tao MA; et al. ACTA AGRONOMICA SINICA 2023. doi:10.3724/sp.j.1006.2023.22054

Other claims from this paper (15)

Intervention effect Lower light reduced sucrose phosphate synthase and sucrose synthase activity.
Intervention effect Lower light reduced leaf C/N ratio by 3.98-6.49.
Intervention effect Lower light reduced photosynthate transport to rice grains.
Intervention effect Lower light reduced grain starch including amylose.
Intervention effect Lower light raised activities of nitrate reductase, glutamine synthetase and glutamate synthetase.
Intervention effect Lower light raised plant nitrogen concentration and protein accumulation.
Intervention effect Mid-to-late nitrogen fertilizer significantly increased key leaf carbon and nitrogen enzyme activities.
Intervention effect Mid-to-late nitrogen application slowed leaf aging and prolonged rice grain filling.
Intervention effect Later nitrogen application increased grain protein significantly.
Intervention effect Later nitrogen application reduced grain starch-to-protein and amylose-to-protein ratios.
Intervention effect Later nitrogen application reduced rice taste value.
Intervention effect Normal light plus nitrogen at the top fourth leaf stage improved leaf carbon and nitrogen enzyme activities.
Observation Under L1-N3, the grain starch-to-protein ratio was 11.43 to 12.03.
Observation Under L1-N3, the grain amylose-to-protein ratio was 1.34 to 1.50.
Observation The L1-N3 regime produced low hardness, high viscosity and good taste alongside high yield and quality.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Lower light reduced sucrose phosphate synthase and sucrose synthase activity.

Taxon: riceOryza sativat0
Treatment: decrease of light intensitye0
Outcome: sucrose phosphate synthase (SPS), and sucrose synthase (SS) had low activitye0
Direction: lowe0

Not reportedComparator

Verbatim

e0
“with the decrease of light intensity at grain-filling stage the net photosynthetic rate of flag leaf decreased by 7.35%-42.36% on average, sucrose phosphate synthase (SPS), and sucrose synthase (SS) had low activity”
✓ located verbatim in the source · abstract, characters 924–1139

t0
“rice”
✓ located verbatim in the source · title, characters 190–194

Title

Effects of light intensity and nitrogen fertilizer interaction on carbon and nitrogen metabolism at grain-filling stage and its relationship with yield and quality of southern soft japonica rice

Xin-Yi CHEN; Ying ZHU; Zhong-Tao MA; et al. ACTA AGRONOMICA SINICA 2023. doi:10.3724/sp.j.1006.2023.22054

Other claims from this paper (15)

Intervention effect Lower grain-filling light reduced flag-leaf photosynthetic rate by 7.35%-42.36%.
Intervention effect Lower light reduced leaf C/N ratio by 3.98-6.49.
Intervention effect Lower light reduced photosynthate transport to rice grains.
Intervention effect Lower light reduced grain starch including amylose.
Intervention effect Lower light raised activities of nitrate reductase, glutamine synthetase and glutamate synthetase.
Intervention effect Lower light raised plant nitrogen concentration and protein accumulation.
Intervention effect Mid-to-late nitrogen fertilizer significantly increased key leaf carbon and nitrogen enzyme activities.
Intervention effect Mid-to-late nitrogen application slowed leaf aging and prolonged rice grain filling.
Intervention effect Later nitrogen application increased grain protein significantly.
Intervention effect Later nitrogen application reduced grain starch-to-protein and amylose-to-protein ratios.
Intervention effect Later nitrogen application reduced rice taste value.
Intervention effect Normal light plus nitrogen at the top fourth leaf stage improved leaf carbon and nitrogen enzyme activities.
Observation Under L1-N3, the grain starch-to-protein ratio was 11.43 to 12.03.
Observation Under L1-N3, the grain amylose-to-protein ratio was 1.34 to 1.50.
Observation The L1-N3 regime produced low hardness, high viscosity and good taste alongside high yield and quality.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Later nitrogen application reduced grain starch-to-protein and amylose-to-protein ratios.

Taxon: riceOryza sativat0
Treatment: delay of nitrogen fertilizer application periode0
Outcome: ratio of starch to protein and the ratio of amylose to proteine0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“With the delay of nitrogen fertilizer application period, nitrogen metabolism became more vigorous, and the protein content in grain had a relative significant increase, resulting in the decrease of the ratio of starch to protein and the ratio of amylose to protein”
✓ located verbatim in the source · abstract, characters 1928–2193

t0
“rice”
✓ located verbatim in the source · title, characters 190–194

Title

Effects of light intensity and nitrogen fertilizer interaction on carbon and nitrogen metabolism at grain-filling stage and its relationship with yield and quality of southern soft japonica rice

Xin-Yi CHEN; Ying ZHU; Zhong-Tao MA; et al. ACTA AGRONOMICA SINICA 2023. doi:10.3724/sp.j.1006.2023.22054

Other claims from this paper (15)

Intervention effect Lower grain-filling light reduced flag-leaf photosynthetic rate by 7.35%-42.36%.
Intervention effect Lower light reduced sucrose phosphate synthase and sucrose synthase activity.
Intervention effect Lower light reduced leaf C/N ratio by 3.98-6.49.
Intervention effect Lower light reduced photosynthate transport to rice grains.
Intervention effect Lower light reduced grain starch including amylose.
Intervention effect Lower light raised activities of nitrate reductase, glutamine synthetase and glutamate synthetase.
Intervention effect Lower light raised plant nitrogen concentration and protein accumulation.
Intervention effect Mid-to-late nitrogen fertilizer significantly increased key leaf carbon and nitrogen enzyme activities.
Intervention effect Mid-to-late nitrogen application slowed leaf aging and prolonged rice grain filling.
Intervention effect Later nitrogen application increased grain protein significantly.
Intervention effect Later nitrogen application reduced rice taste value.
Intervention effect Normal light plus nitrogen at the top fourth leaf stage improved leaf carbon and nitrogen enzyme activities.
Observation Under L1-N3, the grain starch-to-protein ratio was 11.43 to 12.03.
Observation Under L1-N3, the grain amylose-to-protein ratio was 1.34 to 1.50.
Observation The L1-N3 regime produced low hardness, high viscosity and good taste alongside high yield and quality.

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“yield decrease”

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