Search claims · PlantClaims

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

At heading, 20% shading moderately improved seed setting rate.

Taxon: Hybrid riceOryza sativae1
Treatment: 20% shadinge0
Outcome: seed setting ratee0
Direction: improvee0
Comparator: controle0

Verbatim

e1
“Hybrid rice Chuanxiang 9838”
✓ located verbatim in the source · abstract, characters 0–27

e0
“Compared with the control, shortterm slight low-light stress (20% shading) at heading stage could relieve the harms from high temperature and strong light, and further, relieve the decrease of flag leaf P(n) and plant dry matter accumulation at heading stage, adjust the flag leaf antioxidant enzyme activities, and moderately improve the seed setting rate”
✓ located verbatim in the source · abstract, characters 661–1017

Title

[Effects of different sowing dates and low-light stress at heading stage on the physiological characteristics and grain yield of hybrid rice].

Yuan-Yuan Sun; Yong-Jian Sun; Lin Chen; et al. PubMed 2012

Other claims from this paper (11)

Association Sowing date and low light significantly affected flag leaf photosynthesis and antioxidant enzyme activities.
Association Sowing date and low light significantly affected dry matter accumulation and grain yield.
Association Delaying sowing shortened rice growth and development.
Association Delaying sowing decreased grain yield.
Intervention effect At heading, 20% shading relieved damage from high temperature and strong light.
Intervention effect At heading, 20% shading relieved reductions in flag leaf photosynthesis and dry matter.
Intervention effect At heading, 20% shading adjusted antioxidant enzyme activities.
Intervention effect At heading, 40% shading was unfavorable to rice growth.
Intervention effect At heading, 60% shading was unfavorable to rice growth.
Association Flag leaf photosynthesis, MDA content and SOD were more sensitive to sowing date and low light.
Association Initial heading flag leaf photosynthesis correlated positively with late heading dry matter and grain yield.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

TCB caused sustained inhibition of plant height, root length and SPAD in japonica rice.

Taxon: japonica riceOryza sativa Japonica Groupt0
Material: conventional japonica rice varietiese1
Treatment: TCBe2
Outcome: plant height, root length, soil plant analysis development (SPAD)e2
Direction: inhibitione2

Verbatim

t0
“japonica rice”
✓ located verbatim in the source · title, characters 77–90

e1
“28 conventional japonica rice varieties were selected to investigate the effects of TCB stress”
✓ located verbatim in the source · abstract, characters 369–463

e2
“TCB caused sustained inhibition of the growth of japonica rice, which was considerably manifested in plant height, root length, soil plant analysis development (SPAD), and dry weight at different growth stages”
✓ located verbatim in the source · abstract, characters 677–886

Title

The decrease in panicle number is the main reason for the yield reduction of japonica rice caused by 1,2,4-trichlorobenzene stress

Feiyu Yan; Guoliang Zhang; Le Liu; et al. Frontiers in Plant Science 2024. doi:10.3389/fpls.2024.1425945

Other claims from this paper (7)

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

AWD irrigation reduced CH4 production by 22.6–41.5% relative to continuous flooding.

Taxon: riceOryza sativae1
Treatment: AWD methodse1
Outcome: amount of CH4 productione1
Direction: reducede1
Value: 22.6–41.5%e1
Comparator: continuous flooding irrigation (CF)e2

Verbatim

t0
“Incorporation of rice straw mitigates CH4and N2O emissions in water saving paddy fields of Central Vietnam”
✓ located verbatim in the source · title, characters 0–106

e1
“AWD methods reduced the amount of CH4 production (22.6–41.5%) and increased N2O emission (25–26%) without any decrease in rice yield”
✓ located verbatim in the source · abstract, characters 705–837

e2
“in comparison to continuous flooding irrigation (CF)”
✓ located verbatim in the source · abstract, characters 283–335

Title

Incorporation of rice straw mitigates CH₄and N₂O emissions in water saving paddy fields of Central Vietnam

Thi Thai Hoa Hoang; Dinh Thuc Do; Thi Thu Giang Tran; et al. Archives of Agronomy and Soil Science 2018. doi:10.1080/03650340.2018.1487553

Other claims from this paper (7)

Intervention effect Burned in situ rice straw reduced seasonal cumulative CH4 emission relative to straw incorporated into the top soil.
Intervention effect Burned in situ rice straw reduced seasonal cumulative N2O emission relative to straw incorporated into the top soil.
Intervention effect Burned in situ rice straw lowered rice yield by 8–9% relative to straw incorporated into the top soil.
Intervention effect AWD irrigation increased N2O emission by 25–26% relative to continuous flooding.
Intervention effect AWD irrigation did not decrease rice yield relative to continuous flooding.
Intervention effect Rice straw incorporated into the top soil with AWD had higher water productivity than straw burned in situ with continuous flooding.
Recommendation AWD and rice straw management can be employed as a mitigation strategy for CH4 and N2O emissions from paddy fields.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Soil N without N fertilizer in either rice season was significantly lower than in fertilized plots.

Taxon: riceOryza sativae0
Treatment: without N fertilizer in either early or late season ricee0
Outcome: alkali-hydrolyzed soil N contente0
Direction: lowere0
Comparator: plots with N fertilizer in either seasone0

Verbatim

e0
“The alkali-hydrolyzed soil N content in plots without N fertilizer in either early or late season rice was significantly lower than that in plots with N fertilizer in either season,but did not decrease continuously over years.”
✓ located verbatim in the source · abstract, characters 1381–1607

Title

Effects of fertilizer-N application for double early rice on the yield,nitrogen use efficiency and soil nitrogen content of double late rice

Yuehua Feng Plant Nutrition and Fertilizing Science 2007

Other claims from this paper (15)

Intervention effect Late rice yield under N in both seasons was 6.45 t/ha, 28.0% above ENL0.
Intervention effect Late rice dry matter production under N in both seasons was 12.13 t/ha, 35.1% above ENL0.
Intervention effect Late rice N uptake under N in both seasons was 183.6 kg/ha, 103.5% above ENL0.
Intervention effect E0LN grain yield was 33.4% higher than E0L0.
Intervention effect E0LN dry matter production was 37.6% higher than E0L0.
Intervention effect E0LN N uptake was 95.6% higher than E0L0.
Intervention effect agronomic efficiency of fertilizer N in E0LN increased by 18.1% versus ENLN.
Intervention effect physiological efficiency of fertilizer N in E0LN increased by 37.8% versus ENLN.
Intervention effect partial factor productivity of fertilizer N in E0LN increased by 2.7% versus ENLN.
Intervention effect recovery efficiency of fertilizer N in E0LN decreased by 6.8% versus ENLN.
Observation Soil N without N fertilizer in either rice season did not decline continuously over years.
Intervention effect Soil N did not differ significantly among treatments receiving N in one or both seasons.
Intervention effect Late-season N fertilizer significantly affected double late rice grain yield.
Intervention effect Early-season N fertilizer did not significantly affect double late rice grain yield.
Intervention effect N agronomic and physiological efficiency in late rice was higher without early-season N.

Associationobservedoriginal resultmeasured

Claim · model-written summary

Fv/Fm of Feiyou188 and B2You768 decreased gradually at the medium stage of grain filling.

Taxon: hybrid riceOryza sativae1
Material: Feiyou188 and B2You768e3
Organ / stage: medium stage of grain fillinge3
Outcome: Fv/Fme3
Direction: decreased graduallye3

Verbatim

e1
“Pn, Tr, Ci, Gs,Fv/Fm, ETR in leaves and Yield of different hybrid rice combinations during grain filling showed a wavelike decrease change with the development of seeds”
✓ located verbatim in the source · abstract, characters 215–383

e3
“Then, the Tr, Gs, Ci and Fv/Fm of Feiyou188 and B2You768 decreased gradually at the medium stage of grain filling, while these parameters of Gangyou725 were volatile during this period”
✓ located verbatim in the source · abstract, characters 555–739

Title

Research on photosynthetic characteristics of flag leaves in hybrid rice during grain filling

LU Xing-n Guangdong nongye kexue 2014

Other claims from this paper (7)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Flag leaf with 2nd and 3rd leaf cutting reduced grain number per panicle in Terebaile by 58.96%.

Taxon: riceOryza sativat0
Material: Terebailee5
Organ / stage: paniclee5
Treatment: flag leaf with 2nd and 3rd leafe6
Outcome: grain number panicle-1e5
Direction: decreaseinferrede6
Value: 58.96e6

Not reportedComparator

Verbatim

t0
“Modern and Local Rice Varieties”
✓ located verbatim in the source · title, characters 47–78

e5
“In Terebaile, only flag leaf cut showed non-significant impact on grain number panicle-1 and grain weight panicle-1”
✓ located verbatim in the source · abstract, characters 846–961

e6
“Profound impact was observed by cutting flag leaf with 2nd leaf (55.47 and 48.98%, respectively) and flag leaf with 2nd and 3rd leaf (58.96 and 63.13%, respectively)”
✓ located verbatim in the source · abstract, characters 963–1128

Title

Effect of Leaf Clipping on Yield Attributes of Modern and Local Rice Varieties

SR Das; MY Ali; MM Islam Bangladesh Rice Journal 2018. doi:10.3329/brj.v21i1.37391

Other claims from this paper (15)

Intervention effect Flag leaf cutting alone reduced grain number per panicle in Binadhan-8 by 35.14%.
Intervention effect Flag leaf with 2nd leaf cutting reduced grain number per panicle in Binadhan-8 by 62.62%.
Intervention effect Flag leaf with 2nd and 3rd leaf cutting reduced grain number per panicle in Binadhan-8 by 51.83%.
Intervention effect Flag leaf cutting alone reduced grain weight per panicle in Binadhan-8 by 29.18%.
Intervention effect Flag leaf with 2nd leaf cutting reduced grain weight per panicle in Binadhan-8 by 58.37%.
Intervention effect Flag leaf with 2nd and 3rd leaf cutting reduced grain weight per panicle in Binadhan-8 by 48.93%.
Intervention effect Cutting the 2nd leaf alone had no significant effect on yield attributes of Binadhan-8 compared with control.
Intervention effect Cutting the 3rd leaf alone had no significant effect on yield attributes of Binadhan-8 compared with control.
Association The number of unfilled grains increased with higher intensity of leaf cutting.
Intervention effect Flag leaf cutting alone had non-significant impact on grain number and grain weight per panicle in Terebaile.
Intervention effect Flag leaf with 2nd leaf cutting reduced grain number per panicle in Terebaile by 55.47%.
Intervention effect Flag leaf with 2nd leaf cutting reduced grain weight per panicle in Terebaile by 48.98%.
Intervention effect Flag leaf with 2nd and 3rd leaf cutting reduced grain weight per panicle in Terebaile by 63.13%.
Intervention effect Leaf clipping had no significant effect on thousand grain weight of Binadhan-8.
Intervention effect Leaf clipping had a significant effect on thousand grain weight of Terebaile.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Flag leaf with 2nd and 3rd leaf cutting reduced grain weight per panicle in Terebaile by 63.13%.

Taxon: riceOryza sativat0
Material: Terebailee5
Organ / stage: paniclee5
Treatment: flag leaf with 2nd and 3rd leafe6
Outcome: grain weight panicle-1e5
Direction: decreaseinferrede6
Value: 63.13%e6

Not reportedComparator

Verbatim

t0
“Modern and Local Rice Varieties”
✓ located verbatim in the source · title, characters 47–78

e5
“In Terebaile, only flag leaf cut showed non-significant impact on grain number panicle-1 and grain weight panicle-1”
✓ located verbatim in the source · abstract, characters 846–961

e6
“Profound impact was observed by cutting flag leaf with 2nd leaf (55.47 and 48.98%, respectively) and flag leaf with 2nd and 3rd leaf (58.96 and 63.13%, respectively)”
✓ located verbatim in the source · abstract, characters 963–1128

Title

Effect of Leaf Clipping on Yield Attributes of Modern and Local Rice Varieties

SR Das; MY Ali; MM Islam Bangladesh Rice Journal 2018. doi:10.3329/brj.v21i1.37391

Other claims from this paper (15)

Intervention effect Flag leaf cutting alone reduced grain number per panicle in Binadhan-8 by 35.14%.
Intervention effect Flag leaf with 2nd leaf cutting reduced grain number per panicle in Binadhan-8 by 62.62%.
Intervention effect Flag leaf with 2nd and 3rd leaf cutting reduced grain number per panicle in Binadhan-8 by 51.83%.
Intervention effect Flag leaf cutting alone reduced grain weight per panicle in Binadhan-8 by 29.18%.
Intervention effect Flag leaf with 2nd leaf cutting reduced grain weight per panicle in Binadhan-8 by 58.37%.
Intervention effect Flag leaf with 2nd and 3rd leaf cutting reduced grain weight per panicle in Binadhan-8 by 48.93%.
Intervention effect Cutting the 2nd leaf alone had no significant effect on yield attributes of Binadhan-8 compared with control.
Intervention effect Cutting the 3rd leaf alone had no significant effect on yield attributes of Binadhan-8 compared with control.
Association The number of unfilled grains increased with higher intensity of leaf cutting.
Intervention effect Flag leaf cutting alone had non-significant impact on grain number and grain weight per panicle in Terebaile.
Intervention effect Flag leaf with 2nd leaf cutting reduced grain number per panicle in Terebaile by 55.47%.
Intervention effect Flag leaf with 2nd leaf cutting reduced grain weight per panicle in Terebaile by 48.98%.
Intervention effect Flag leaf with 2nd and 3rd leaf cutting reduced grain number per panicle in Terebaile by 58.96%.
Intervention effect Leaf clipping had no significant effect on thousand grain weight of Binadhan-8.
Intervention effect Leaf clipping had a significant effect on thousand grain weight of Terebaile.

Associationobservedoriginal resultmeasured

Claim · model-written summary

Tr, Gs and Ci of Feiyou188 and B2You768 decreased gradually at the medium stage of grain filling.

Taxon: hybrid riceOryza sativae1
Material: Feiyou188 and B2You768e3
Organ / stage: medium stage of grain fillinge3
Outcome: Tr, Gs, Cie3
Direction: decreased graduallye3

Verbatim

e1
“Pn, Tr, Ci, Gs,Fv/Fm, ETR in leaves and Yield of different hybrid rice combinations during grain filling showed a wavelike decrease change with the development of seeds”
✓ located verbatim in the source · abstract, characters 215–383

e3
“Then, the Tr, Gs, Ci and Fv/Fm of Feiyou188 and B2You768 decreased gradually at the medium stage of grain filling, while these parameters of Gangyou725 were volatile during this period”
✓ located verbatim in the source · abstract, characters 555–739

Title

Research on photosynthetic characteristics of flag leaves in hybrid rice during grain filling

LU Xing-n Guangdong nongye kexue 2014

Other claims from this paper (7)

Intervention effectauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

Reducing N by 28% would maintain or promote rice source and sink coordination relative to conventional N.

Taxon: riceOryza sativae0
Treatment: reduction of N by 28%e1
Outcome: source and sink coordinatione1
Direction: maintain or promotee1
Comparator: conventional Ne1
Setting: field experimente0

Verbatim

e0
“on rice sink and source characteristics were studied using four varieties(Yuejingsimiao 2,Guixiangzhan,Huayou 8305 and Tianyou 998) in field experiment”
✓ located verbatim in the source · abstract, characters 115–266

e1
“Compared by conventional N,reduction of N by 28% would maintain or promote the rice source and sink coordination,which resulted in no significant decrease in yield”
✓ located verbatim in the source · abstract, characters 267–430

Title

Effects of Reduced Nitrogen Fertilizer on the Source and Sink Characteristics of Early /Late Season Rice in South China and Their Mechanism

MO Zhao-we 2013

Other claims from this paper (9)

Intervention effect Reducing N by 28% relative to conventional N caused no significant decrease in rice yield.
Intervention effect Reducing N by 28% increased grain yield of Yuejingsimiao 2 by 11.99% relative to conventional N.
Intervention effect Reducing N by 28% increased grain yield of Guixiangzhan by 5.51% relative to conventional N.
Intervention effect Reducing N by 28% increased grain yield of Huayou 8305 by 6.46% relative to conventional N.
Mechanism The yield increase under 28% N reduction is attributed to enhanced photosynthesis or sheath and stem transfer ability in rice.
Intervention effect Reducing N by 28% improved sink capacity, spikelet ratio and leaf area of Yuejingsimiao 2 relative to conventional N.
Intervention effect Reducing N by 28% improved sink capacity, spikelet ratio and leaf area of Guixiangzhan relative to conventional N.
Intervention effect Reducing N by 28% improved the available filled ratio of sink in Huayou 8305 relative to conventional N.
Intervention effect Reducing N by 28% produced no significant difference in sink and source characteristics of Tianyou 998.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Biocontrol treatments increased rice growth measures versus control.

Taxon: RiceOryza sativat0
Treatment: P. fluorescens and T. viride either alone or in combinatione0
Interactor: P. fluorescensPseudomonas fluorescense0biocontrol_agent
Second interactor: T. virideTrichoderma viridee0biocontrol_agent
Outcome: root and shoot lengths, dry weight and plant heighte0
Direction: Increasede0
Comparator: controle0

Verbatim

e0
“Increased root and shoot lengths, dry weight and plant height were recorded following treatment of plants with P. fluorescens and T. viride either alone or in combination when compared with control.”
✓ located verbatim in the source · abstract, characters 278–476

t0
“in Rice”
✓ located verbatim in the source · title, characters 183–190

Title

Application of Talc Formulations of Pseudomonas fluorescens Migula and Trichoderma viride Pers. ex S.F. Gray Decrease the Sheath Blight Disease and Enhance the Plant Growth and Yield in Rice

N. Mathivanan; V. R. Prabavathy; V. R. Vijayanandraj Journal of Phytopathology 2005. doi:10.1111/j.1439-0434.2005.01042.x

Other claims from this paper (6)

Intervention effect Applications reduced sheath blight incidence significantly.
Intervention effect Productive tillers, grains per panicle and test weight rose significantly.
Intervention effect Grain and straw yields increased.
Intervention effect Combined application marginally improved growth, yield and blight suppression.
Intervention effect Combined application had no significant additive effect on sheath blight or grain yield.
Recommendation Authors recommend talc biocontrol formulations for rice sheath blight management.

“yield decrease”

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