Search claims · PlantClaims

Associationobservedoriginal resultmeasured

Claim · model-written summary

Reduced spikelet dry weight corresponded to reduced lemma size.

Taxon: Japonica RiceOryza sativa Japonica Groupt0
Organ / stage: spikelete0
Outcome: lemma sizee0
Direction: decreasee0

Verbatim

t0
“Japonica Rice”
✓ located verbatim in the source · title, characters 120–133

e0
“Decrease in dry weight of the spikelet resulted in a decrease of lemma size.”
✓ located verbatim in the source · abstract, characters 1026–1102

Title

Correlation of Nitrogen Concentration with Dry-Matter Partitioning to Spikelets and Total Husk Volume on the Panicle in Japonica Rice

Tsutomu Matsui; Hisashi Kagata Plant Production Science 2002. doi:10.1626/pps.5.198

Other claims from this paper (4)

Associationobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Antioxidant enzyme activities were significantly negatively correlated with relative decrease in shoot dry weight in rice.

Taxon: RiceOryza sativat0
Gene: ascorbate peroxidase (AP), dehydroascorbate reductase (DR) and glutathione reductase(GR)e1
Outcome: relative decrease in shoot dry weight (RDS)e3
Direction: negatively correlatede3

Verbatim

t0
“Tolerance to Iron Toxicity in Rice”
✓ located verbatim in the source · title, characters 50–84

e1
“The results indicate that iron stress significantly increases the activities of ascorbate peroxidase (AP), dehydroascorbate reductase (DR) and glutathione reductase(GR)”
✓ located verbatim in the source · abstract, characters 435–603

e3
“significantly negatively correlated with relative decrease in shoot dry weight (RDS)”
✓ located verbatim in the source · abstract, characters 700–784

Title

Effect of Ascorbate specific H_2O_2 scavenging on Tolerance to Iron Toxicity in Rice

Wu Ping ACTA PHOTOPHYSIOLOGICA SINICA 1999

Other claims from this paper (4)

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Root and shoot dry weight progressively decreased with increasing salt stress.

Taxon: RiceOryza sativat0
Treatment: salt stresse0
Outcome: Root and shoot dry weighte0
Direction: progressive decreasee0

Verbatim

t0
“Rice (Oryza Sativa L.)”
✓ located verbatim in the source · title, characters 87–109

e0
“Root and shoot dry weight showed progressive decrease with increasing salt stress”
✓ located verbatim in the source · abstract, characters 708–789

Title

The Effect of Sodium Chloride (NaCl) stress on Seed germination and Seedling Growth of Rice (Oryza Sativa L.)

Muhammad Bilal Hafeez; Ullah Khan; Ijaz Malook; et al. 2014

Other claims from this paper (5)

Observation Salt stress reduced rice seed germination and germination rate.
Intervention effect Root and shoot length declined gradually from control to 100 mM NaCl in both rice varieties.
Observation Root and shoot length declined considerably at 150 mM NaCl.
Intervention effect Cell injury progressively increased from control to 150 mM salt.
Intervention effect Rice leaf protein banding patterns did not vary under salt stress relative to control.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Each g m−2 increase in weed dry weight corresponded to a 15 kg ha−1 decrease in rice grain yield.

Taxon: riceOryza sativae0
Interactor: weede0weed
Outcome: grain yielde0
Direction: falle0
Value: 15 kg ha−1e0

Verbatim

e0
“Every g m−2 increase in weed dry weight would result in 15 kg ha−1 fall in the grain yield of rice.”
✓ located verbatim in the source · abstract, characters 999–1098

Title

Bioefficacy of Bispyricbac-sodium for Weed Control in Direct Seeded Rice

Suresh Kumar; SS Rana Pesticide Research Journal 2013

Other claims from this paper (15)

Intervention effect Bispyribac 30 g ha−1 and specified alternatives significantly lowered Echinochloa colona count.
Intervention effect Bispyribac controlled Digitaria sanguinalis.
Intervention effect Cyhalofop-butyl followed by 2,4-D significantly lowered Panicum dichotomiflorum count.
Intervention effect Bispyribac and butachlor combinations reduced Commelina banghalensis and Cyperus iria counts.
Intervention effect All treatments reduced Ageratum conyzoides count similarly.
Intervention effect Season-long weed growth reduced grain yield by 48.2%.
Intervention effect Bispyribac at 30 g ha−1 raised grain yield 7.9% over farmer practice.
Association Rice grain yield correlated positively with height, panicle length, spikelets per panicle and effective tillers.
Association Rice grain yield correlated negatively with weed count and biomass.
Intervention effect Bispyribac at 30 kg ha−1 produced the highest net returns.
Intervention effect Cyhalofop butyl followed by metsulfuron methyl gave the highest profit per rupee invested.
Intervention effect Bispyribac 30 g ha−1 produced the highest weed control efficiency of 85.7%.
Intervention effect Bispyribac 30 g ha−1 produced highest crop resistance and herbicide efficiency indices.
Intervention effect Bispyribac 30 g ha−1 had the lowest weed index.
Observation Farmer practice had the lowest weed management index, followed by cyhalofop and bispyribac.

Associationauthor interpretationreview summarynegativebasis n/a

Claim · model-written summary

Moisture stress can decrease plant height, panicle traits, tillers and dry matter.

Taxon: riceOryza sativat0
Treatment: stresse0
Outcome: plant height, panicle number, panicle length, test weight, number of tillers, total dry mattere0
Direction: decreasee0

Verbatim

e0
“The stress experienced at different growth stages may lead to decrease in plant height, panicle number, panicle length, test weight, number of tillers, total dry matter”
✓ located verbatim in the source · abstract, characters 548–716

t0
“rice”
✓ located verbatim in the source · title, characters 39–43

Title

Irrigation scheduling in direct seeded rice (Oryza sativaL.)-A review

Jagmohan Kaur; S.S. Mahal Agricultural Reviews 2015. doi:10.5958/0976-0741.2015.00024.0

Other claims from this paper (4)

Observation Direct seeding can save water and labour.
Intervention effect Direct seeding may reduce water needs without reducing grain yield versus continuous submergence.
Observation Non-puddled conditions prevent hard pan formation in the 15–20 cm soil layer.
Intervention effect Direct seeded rice saved 9–57% irrigation water.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Stem dry weight decreased more than leaf dry weight.

Taxon: rice plantOryza sativat0
Organ / stage: stemse0
Outcome: dry weight of stemse0
Direction: decreasee0
Comparator: leavese0

Verbatim

e0
“The degree of decrease was larger in dry weight of stems than in that of leaves.”
✓ located verbatim in the source · abstract, characters 1600–1680

t0
“rice plant”
✓ located verbatim in the source · title, characters 143–153

Title

Studies on the Mechanism of Injurious Effects of Toxic Gases on Crop Plants : XII. On the characteristic in the growth and grain production of rice plant in air pollution area (Yokkaichi city), and the significance as the indicator plant for monitering of air pollution

Tetsuro TANIYAMA; Kazuo SAWANAKA Japanese Journal of Crop Science 1975. doi:10.1626/jcs.44.74

Other claims from this paper (17)

Association Rice leaf age, stem number and height were smaller in Yokkaichi than Tsu.
Association Rice leaf area expansion and leaf dry weight initially exceeded Tsu but later fell behind.
Association Early root dry weight was severely inhibited by air pollution.
Observation Late emerging tillers were numerous in Yokkaichi.
Association Higher sulfur oxide concentration was associated with later heading.
Association Rice grain production was lower in Yokkaichi than Tsu, by up to 35%.
Association Panicles per hill were the yield component most affected by pollution.
Association Percentage of 1,000 kernels was another yield component affected by pollution.
Association Total dry weight correlated significantly with sulfur oxide concentration.
Association Grain yield correlated significantly with sulfur oxide concentration.
Observation No typical visible sulfur oxide injury was observed on leaves or sheaths.
Association Total rice dry weight declined by 50% in Yokkaichi pollution area.
Association Rice grain yield declined by 35% in Yokkaichi pollution area.
Observation Rice grain production began decreasing in 1958.
Observation Rice damage was most severe in 1961 and 1965.
Association Rice grain production percentage correlated significantly with asthma case numbers.
Recommendation The author recommended indicator plants for monitoring air pollution.

Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Higher shoot dry weight at heading was associated with less spikelet degeneration.

Taxon: riceOryza sativat0
Organ / stage: headinge0
Outcome: percentage of degenerated spikeletse0
Direction: decreasee0
Qualifier: shoot dry weight (SDW)e0

Verbatim

e0
“The decrease of the percentage of degenerated spikelets was associated with the increase of the shoot dry weight (SDW) at heading”
✓ located verbatim in the source · abstract, characters 1536–1665

t0
“rice cultivars with large panicles”
✓ located verbatim in the source · title, characters 118–152

Title

Response of differentiated and degenerated spikelets to top-dressing, shading and day/night temperature treatments in rice cultivars with large panicles

Youli Yao; Yoshinori Yamamoto; Tetsushi Yoshida; et al. Soil Science & Plant Nutrition 2000. doi:10.1080/00380768.2000.10409128

Other claims from this paper (17)

Intervention effect Top-dressing increased differentiated spikelets per panicle.
Intervention effect Top-dressing decreased degenerated spikelet percentage.
Intervention effect Top-dressing increased surviving spikelets per panicle.
Intervention effect Shading increased degenerated spikelet percentage.
Intervention effect Shading decreased surviving spikelets per panicle.
Intervention effect Higher day and night temperature raised degenerated spikelet percentage.
Observation Treatments mainly affected secondary-branch spikelets.
Intervention effect Primary-branch spikelet numbers did not change appreciably.
Association Surviving spikelet response depended on differentiated spikelet number.
Association Shading effect on degeneration depended on differentiated spikelet number.
Association A higher shoot dry weight to differentiated spikelets ratio was associated with less degeneration.
Association Shoot dry weight and nitrogen absorption at heading affected surviving spikelets more than their respective survival ratios.
Observation The overall results were similar in Akenohoshi and Yangdao 4.
Association Akenohoshi degeneration responded more strongly to shoot dry weight and its ratio than Yangdao 4.
Association Surviving spikelets responded to shoot dry weight and nitrogen absorption at heading in Akenohoshi.
Observation Akenohoshi had a higher surviving spikelet to nitrogen ratio than Yangdao 4.
Observation Akenohoshi had more surviving spikelets per panicle than Yangdao 4 at the same dry weight and nitrogen absorption.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Total rice dry weight declined by 50% in Yokkaichi pollution area.

Taxon: rice plantOryza sativat0
Treatment: air pollutione0
Outcome: total dry weighte0
Direction: decreasee0
Value: 50%e0
Setting: Yokkaichie0

Verbatim

e0
“The percentage of decrease in the area of the air pollution at Yokkaichi was 50% in total dry weight”
✓ located verbatim in the source · abstract, characters 2518–2618

t0
“rice plant”
✓ located verbatim in the source · title, characters 143–153

Title

Studies on the Mechanism of Injurious Effects of Toxic Gases on Crop Plants : XII. On the characteristic in the growth and grain production of rice plant in air pollution area (Yokkaichi city), and the significance as the indicator plant for monitering of air pollution

Tetsuro TANIYAMA; Kazuo SAWANAKA Japanese Journal of Crop Science 1975. doi:10.1626/jcs.44.74

Other claims from this paper (17)

Association Rice leaf age, stem number and height were smaller in Yokkaichi than Tsu.
Association Rice leaf area expansion and leaf dry weight initially exceeded Tsu but later fell behind.
Association Stem dry weight decreased more than leaf dry weight.
Association Early root dry weight was severely inhibited by air pollution.
Observation Late emerging tillers were numerous in Yokkaichi.
Association Higher sulfur oxide concentration was associated with later heading.
Association Rice grain production was lower in Yokkaichi than Tsu, by up to 35%.
Association Panicles per hill were the yield component most affected by pollution.
Association Percentage of 1,000 kernels was another yield component affected by pollution.
Association Total dry weight correlated significantly with sulfur oxide concentration.
Association Grain yield correlated significantly with sulfur oxide concentration.
Observation No typical visible sulfur oxide injury was observed on leaves or sheaths.
Association Rice grain yield declined by 35% in Yokkaichi pollution area.
Observation Rice grain production began decreasing in 1958.
Observation Rice damage was most severe in 1961 and 1965.
Association Rice grain production percentage correlated significantly with asthma case numbers.
Recommendation The author recommended indicator plants for monitoring air pollution.

Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

The high harvest index of Takanari was associated with a large post-heading increase in panicle weight and a large decrease in stem-and-leaf weight reflecting translocation of assimilates to the panicle.

Taxon: RiceOryza sativat0
Material: タカナリe0
Outcome: 収穫指数e0
Direction: 高いe0
Qualifier: 出穂後の穂重増加量と茎葉に蓄積された同化産物の穂への転流量を表す茎葉重減少量の大きいことが関係e0

Verbatim

e0
“またタカナリの収穫指数が高いことには出穂後の穂重増加量と茎葉に蓄積された同化産物の穂への転流量を表す茎葉重減少量の大きいことが関係していた”
✓ located verbatim in the source · abstract, characters 636–705

t0
“Rice”
✓ located verbatim in the source · title, characters 87–91

Title

Analysis of the Dry Matter Production Process and Yield Formation of the High-Yielding Rice Cultivar Takanari, from 1991 to 1994.

Yin-Fa XU; Taiichiro OOKAWA; Kuni ISHIHARA Japanese Journal of Crop Science 1997. doi:10.1626/jcs.66.42

Other claims from this paper (11)

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Dry weight per 100 plants of mechanically transplanted rice seedlings decreased rapidly in the over-optimum stage.

Taxon: riceOryza sativat0
Treatment: over-optimum especially serious over-optimum stagee1
Outcome: dry weight per 100 plantse1
Direction: decrease rapidlye1

Verbatim

t0
“mechanically transplanted rice”
✓ located verbatim in the source · title, characters 70–100

e1
“in the over-optimum especially serious over-optimum stage of mechanical transplanting rice seedling,the seedling quality decreased rapidly,i.e.the plant height increase rapidly while the dry weight per 100 plants and root vigor decrease rapidly”
✓ located verbatim in the source · abstract, characters 448–692

Title

Effects of nitrogenous fertilizer and PP333 on the seedling growth of mechanically transplanted rice in wheat-rice double cropping regions.

Yao Xiong; Wanjun Ren; Ping Lan; et al. Plant Nutrition and Fertilizing Science 2009

Other claims from this paper (8)

“dry weight decrease”

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