Try:droughtFusariumnitrogen fertilizerArabidopsisseed germination

“decrease in density”

38 matches

Claim types

Direction of the findings

plus 9 non-evaluative

Over time

1960 ’70 ’80 ’90 2000 ’10 ’20

Refine ·

More filters

Clear filters

Taxon: rice ✕

Taxon groups are the verbatim names found in the abstracts (case-insensitive), not normalised: maize, corn and Zea mays are separate groups here. The Organism view merges them through NCBI Taxonomy.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Increasing planting density decrease Tiller numbers in hill in rice.

Taxon: riceOryza sativat0
Treatment: planting densitye0
Outcome: Tiller numbers in hille0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“Tiller numbers in hill was decrease with increasing of planting density”
✓ located verbatim in the source · abstract, characters 1021–1092

t0
“rice (Oryza sativa L.)”
✓ located verbatim in the source · title, characters 110–132

Title

Effect of density on morphological characteristics related-lodging on yield and yield components in varieties rice (Oryza sativa L.) in Iran.

H R Mobasser; Reza Yadi; Majid Azizi; et al. http://www.idosi.org/aejaes/jaes5(6)/5.pdf 2009

Other claims from this paper (13)

Observation Langrodi Tarom had least spikeletes number and sterile2 spikeletes number in spike among rice cultivars.
Observation Mahalli Tarom had least tiller number per hill among rice cultivars.
Observation Sang Tarom had panicle number in m among rice cultivars.
Observation Langrodi Tarom had shortest length of first, second2 and third internode among rice cultivars.
Observation Langrodi Tarom had biggest third internode diameter among rice cultivars.
Observation Langrodi Tarom had least plant height among rice cultivars.
Observation Langrodi Tarom had most resistance to lodging among rice cultivars.
Observation Langrodi Tarom had least lodging index for third and fourth internode among rice cultivars.
Intervention effect Increasing planting density increased panicles number in m in rice.
Intervention effect Increasing planting density decreased Internodes number and first, second, third and2 fourth internodes length in rice.
Intervention effect Increasing planting density decreased fourth internode diameter in rice.
Intervention effect Increasing planting density decreased third, fourth internode bending moment in rice.
Intervention effect Rice at density 80 plant / m had minimum lodging index in the third and fourth internodes.

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

G + 1SSW + 1FW gave the maximum bulk density decrease.

Taxon: riceOryza sativat0
Treatment: G + 1SSW + 1FWe0
Outcome: bulk densitye0
Direction: maximum decreasee0

Not reportedComparator

Verbatim

t0
“Rice–Wheat Cropping System”
✓ located verbatim in the source · title, characters 135–161

e0
“maximum decrease in bulk density and increase in infiltration rate was observed with G + 1SSW + 1FW”
✓ located verbatim in the source · abstract, characters 1186–1285

Title

Environmental and Economic Benefits of Saline‐Sodic Soil Reclamation Using Low‐quality Water and Soil Amendments in Conjunction with a Rice–Wheat Cropping System

G. Murtaza; A. Ghafoor; G. Owens; et al. Journal of Agronomy and Crop Science 2009. doi:10.1111/j.1439-037x.2008.00350.x

Other claims from this paper (10)

Observation G + 1SSW + 1FW gave the maximum infiltration rate increase.
Observation FM + 1SSW + 1FW gave a higher pH decrease.
Observation FM + 1SSW + 1FW gave a higher EC decrease.
Observation G + 1SSW + 1FW gave the largest SAR decrease at both sites.
Observation G + 1SSW + 1FW generally gave maximum rice yields.
Observation G + 1SSW + 1FW generally gave maximum wheat yields.
Association Crop yield and economic benefits correlated positively with soil improvement.
Observation G + 1SSW + 1FW gave the greatest net benefit.
Association Farmers management skills were crucial for crop yield improvement.
Recommendation The authors propose saline sodic water in a rice wheat rotation with site specific management.

Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Rotary tillage significantly decreased soil bulk density.

Taxon: RiceOryza sativat0
Treatment: rotary tillagee0
Outcome: bulk density of the soile0
Direction: decreasee0

Not reportedComparator

Verbatim

t0
“Rice Yield”
✓ located verbatim in the source · title, characters 54–64

e0
“significant decrease in bulk density of the soil due to rotary tillage”
✓ located verbatim in the source · abstract, characters 644–714

Title

A Modified Soil Tilth Index and Its Relationship with Rice Yield

Sahr Marvin Bockari-Gevao; Wan Ishak Wan Ismail; Azmi Yahya; et al. Universiti Putra Malaysia Institutional Repository (Universiti Putra Malaysia) 2006

Other claims from this paper (5)

Intervention effect Other soil parameters were not significantly affected by tillage.
Observation Rice yield means differed significantly.
Association Soil bulk density was highly positively correlated with rice yield.
Method / resource The tilth index predicted rice yield better than individual soil properties, with r2 = 0.56.
Recommendation The tilth index may assist yield prediction by comparing measured paddy field conditions.

Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Rotary tillage significantly decreased soil bulk density in rice paddy fields.

Taxon: riceOryza sativae0
Treatment: rotary tillagee1
Outcome: bulk densitye1
Direction: decreasee1

Not reportedComparator

Verbatim

e0
“Analysis of variance indicated significant difference (p<0.01) among the rice yield means”
✓ located verbatim in the source · abstract, characters 790–879

e1
“Experimental results indicated a significant decrease in bulk density of the soil due to rotary tillage”
✓ located verbatim in the source · abstract, characters 601–704

Title

Sahr Marvin Bockari-Gevao; Wan Ishak Wan Ismail; Azmi Yahya; et al. ScienceAsia 2006. doi:10.2306/scienceasia1513-1874.2006.32.025

Other claims from this paper (4)

Intervention effect Other soil physical parameters were not significantly affected by the tillage operation.
Observation Rice yield differed significantly among the tillage treatments.
Association Bulk density was highly and positively correlated with rice yield.
Method / resource A tilth index built from bulk density, cone index and plasticity index predicted rice yield better (r 2 = 0.56) than individual soil properties.

Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

P1 tillers per nest increased as density decreased.

Taxon: riceOryza sativae0
Material: P1e0
Treatment: decrease of densitye0
Outcome: tiller quantity per neste0
Direction: increasede0

Verbatim

e0
“Along with the decrease of density, the rice tiller quantity per nest increased correspondingly in tillering peak stage of P1.”
✓ located verbatim in the source · abstract, characters 392–518

e1
“Yixiang 481 (P1)”
✓ located verbatim in the source · abstract, characters 296–312

Title

Influences of Planting Density on the Yield and Its Composing Factors of Two Rice Varieties

Yan Ming-jian Anhui nongye kexue 2008

Other claims from this paper (8)

Association Peak tillering occurred earlier at higher density in both varieties.
Association Available ears per plant declined linearly as density rose.
Observation P1 reached 241 200 0/hm2 available ears at 172 500 nests/hm2.
Observation P1 reached 10 281.6 kg/hm2 yield at 172 500 nests/hm2.
Observation P2 reached 277 050 0/hm2 available ears at 225 000 nests/hm2.
Observation P2 reached 9 631.5 kg/hm2 yield at 225 000 nests/hm2.
Association Full grains per ear had the largest influence on P1 yield.
Association More available ears significantly increased P2 yield.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Five years of glyricidia incorporation decreased soil bulk density over control.

Taxon: riceOryza sativat0
Treatment: Incorporation of glyricidia leafy foliagee1
Outcome: bulk density of soile0
Direction: decreasee0
Comparator: controle0

Verbatim

e0
“decrease in bulk density of soil over control”
✓ located verbatim in the source · abstract, characters 440–485

t0
“rice (Oryza sativa)”
✓ located verbatim in the source · title, characters 77–96

e1
“Incorporation of glyricidia leafy foliage at same site for 5 years recorded increase in organic carbon, total N, available NPK, water holding capacity and decrease in bulk density of soil over control”
✓ located verbatim in the source · abstract, characters 285–485

Title

Effect of green manuring and NPK combinations on soil -- health and yield of rice (Oryza sativa)

S. D. CHAPHALE; W. P. BADOLE Indian Journal of Agronomy 2001. doi:10.59797/ija.v44i3.3532

Other claims from this paper (5)

Intervention effect Five years of glyricidia incorporation increased soil organic carbon, total N, available NPK, and water holding capacity over control.
Intervention effect Glyricidia incorporation produced significantly higher rice grain yield of 52.08 q/ha than control.
Intervention effect Glyricidia incorporation produced significantly higher rice straw yield of 83.28 q/ha than control.
Intervention effect The 100 : 50 and 50 kg NPW ha fertilizer level produced higher grain and straw yields than other treatments.
Observation The maximum benefit to cost ratio was 5.10 with glyricidia, followed by 1 -40 with fertilizer.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Decreasing planting density lightened banded sclerotial blight in rice.

Taxon: riceOryza sativat0
Treatment: decrease of planting densitye1
Outcome: banded sclerotial blighte1
Direction: lightene1

Not reportedComparator

Verbatim

t0
“rice intensification”
✓ located verbatim in the source · title, characters 36–56

e1
“Along with the decrease of planting density,tiller number of single plant and percentage of earbearing tiller can increase,number of grain per ear can increase and banded sclerotial blight can lighten”
✓ located verbatim in the source · abstract, characters 174–374

Title

Discussion about fitting density on rice intensification

Lin Hui Reclaiming and Rice Cultivation 2006

Other claims from this paper (7)

Intervention effect Decreasing planting density increased tiller number per plant and the percentage of ear-bearing tillers in rice.
Intervention effect Decreasing planting density increased the number of grains per ear in rice.
Intervention effect Different planting densities had an obvious influence on rice yield; high or low density was not favourable for high yield.
Intervention effect A planting density of 120 thousand clusters/hm2 gave the highest rice yield, 10 050 kg/hm2.
Intervention effect A planting density of 120 thousand clusters/hm2 increased production by 11% over 75 thousand clusters/hm2 in rice.
Intervention effect A planting density of 120 thousand clusters/hm2 increased production by 11% over 210 thousand clusters/hm2 in rice.
Intervention effect A planting density of 120 thousand clusters/hm2 increased production by 19.4% over 255 thousand clusters/hm2 in rice.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Organic sources decreased soil bulk density.

Taxon: riceOryza sativat0
Treatment: organic sourcese0
Outcome: bulk densitye0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“Incorporation of organic sources considerably improved the soil properties such as decrease in bulk density”
✓ located verbatim in the source · abstract, characters 981–1088

t0
“rice-wheat system”
✓ located verbatim in the source · title, characters 74–91

Title

Long-term studies on soil physico-chemical properties and productivity of rice-wheat system as influenced by integrated nutrient management in inceptisol of Chhattisgarh

RK Bajpai; Shrikant Chitale; Santosh Kumar Upadhyay; et al. Journal of the Indian Society of Soil Science 2006

Other claims from this paper (12)

Intervention effect Green manuring supplying half the nitrogen gave the highest rice yield.
Intervention effect Half the nitrogen through farmyard manure gave rice yield at par with full chemical NPK.
Intervention effect Green manure had a significant residual effect on following wheat yield.
Intervention effect Organic sources increased infiltration rate.
Intervention effect Organic sources increased available soil NPK status.
Intervention effect Replacing rice nitrogen with green manure significantly lowered bulk density relative to initial status and control.
Intervention effect Replacing rice nitrogen with farmyard manure significantly lowered bulk density relative to initial status and control.
Intervention effect Replacing rice nitrogen with rice straw significantly lowered bulk density relative to initial status and control.
Observation Infiltration rate was highest in green-manured plots.
Observation Infiltration rate was lowest in control plots.
Recommendation The authors conclude rice-wheat sustainability is possible with half recommended N from green manure and half from chemical fertilizers.
Recommendation The authors conclude rice-wheat sustainability is also possible with full recommended chemical NPK for both crops.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Under SRI with proper plant density, leaf area decrease rate was low from heading stage to 20 days after flowering.

Taxon: riceOryza sativat0
Material: Liangyoupeijiu and IIyou7954e0
Organ / stage: heading stagee4
Treatment: proper plant density under SRI conditione3
Outcome: leaf area decrease ratee4
Direction: lowe4

Not reportedComparator

Verbatim

t0
“Effects of SRI technique on population quality after heading stage and yield formation in rice”
✓ located verbatim in the source · title, characters 0–94

e0
“using the high yield rice Liangyoupeijiu and IIyou7954 as material”
✓ located verbatim in the source · abstract, characters 141–207

e3
“Adopting the proper plant density under SRI condition,there ase good gesture from inverse 1~(st) leaf to 3~(rd) leaf at heading stage”
✓ located verbatim in the source · abstract, characters 418–551

e4
“leaf area decrease rate was low from heading stage to 20 days after flowering”
✓ located verbatim in the source · abstract, characters 556–633

Title

Effects of SRI technique on population quality after heading stage and yield formation in rice

Huizhe Chen; Defeng Zhu; Rao Longbing Huazhong Nongye Daxue xuebao 2006

Other claims from this paper (6)

Intervention effect SRI improved population quality after heading stage in rice.
Observation Under SRI with proper plant density, rice leaves showed good gesture from inverse 1st to 3rd leaf at heading stage.
Intervention effect SRI had an advantage over conventional cultivation in photosynthesis in rice.
Intervention effect SRI gave rice a higher weight of stem and sheath than conventional cultivation.
Intervention effect SRI is authors state it helps increase grains per panicle and seed setting rate in rice.
Intervention effect SRI formed big spikelets in rice.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Decreasing planting density increased the number of grains per ear in rice.

Taxon: riceOryza sativat0
Treatment: decrease of planting densitye1
Outcome: number of grain per eare1
Direction: increasee1

Not reportedComparator

Verbatim

t0
“rice intensification”
✓ located verbatim in the source · title, characters 36–56

e1
“Along with the decrease of planting density,tiller number of single plant and percentage of earbearing tiller can increase,number of grain per ear can increase and banded sclerotial blight can lighten”
✓ located verbatim in the source · abstract, characters 174–374

Title

Discussion about fitting density on rice intensification

Lin Hui Reclaiming and Rice Cultivation 2006

Other claims from this paper (7)

Intervention effect Decreasing planting density increased tiller number per plant and the percentage of ear-bearing tillers in rice.
Intervention effect Decreasing planting density lightened banded sclerotial blight in rice.
Intervention effect Different planting densities had an obvious influence on rice yield; high or low density was not favourable for high yield.
Intervention effect A planting density of 120 thousand clusters/hm2 gave the highest rice yield, 10 050 kg/hm2.
Intervention effect A planting density of 120 thousand clusters/hm2 increased production by 11% over 75 thousand clusters/hm2 in rice.
Intervention effect A planting density of 120 thousand clusters/hm2 increased production by 11% over 210 thousand clusters/hm2 in rice.
Intervention effect A planting density of 120 thousand clusters/hm2 increased production by 19.4% over 255 thousand clusters/hm2 in rice.

Lexical search (BM25). All words must match; if nothing does, any word. Organism names also match every spelling of the same organism. No semantic search yet.

“decrease in density”

Claim types

Direction of the findings

Over time

Claim type

Research area

Polarity

Statistics