Intervention effectmodel-written summary

zero tillage with integrated use of pre-emergence herbicide pendimethalin at 0.75 kg ha-1 with straw mulching at 4.0 t ha-1 was associated with lower weed density and biomass in wheat.

A claim from Effect of Tillage and Weed management practices on Weed Control and Yield in Wheat · 2020

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

zero tillage with integrated use of pre-emergence herbicide pendimethalin at 0.75 kg ha-1 with straw mulching at 4.0 t ha-1 was associated with lower weed density and biomass in wheat.

Treatment
zero tillage with integrated use of pre-emergence herbicide pendimethalin at 0.75 kg ha-1 with straw mulching at 4.0 t ha-1e0
Interactor
weede0weed
Outcome
weed density, total weed biomasse0
Direction
Lowere0

Not reportedMaterialGeneCompoundOrgan / stageSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Lower values of weed density, total weed biomass and higher yield were registered with combination of zero tillage with integrated use of pre-emergence herbicide pendimethalin at 0.75 kg ha-1 with straw mulching at 4.0 t ha-1and pendimethalin at 0.75 kg ha-1 fbclodinafop-propargyl + metsulfuron methyl at 0.4 kg ha1.”

✓ located verbatim in the source · abstract, characters 1597–1914
t0

“Wheat”

✓ located verbatim in the source · title, characters 77–82

Title

Effect of Tillage and Weed management practices on Weed Control and Yield in Wheat

S. Pratikshya Rani; B. Duary; Sidhartha Priyatam International Journal of Current Microbiology and Applied Sciences 2020. doi:10.20546/ijcmas.2020.906.285

Other claims from this paper (10)

Record rev-674fbc7b8a392cbbe4dfe54d4c781155f24840382f52d421b6b9c0696c531bf9 · schema claims-v0.9 · position 8 in the model’s answer

pendimethalin · weed · Triticum aestivum (wheat)Positive and negative results

48 papers: 46 positive, 2 negative or no effect

45 papers in the same direction as this claim · 2 in the opposite direction

  1. positive
    Pendimethalin 0.5 kg ha plus hand hoeing at 35 days after sowing gave higher weed control efficiency of 81-86%.

    Effect of herbicides on weed-crop association in wheat. · 2009

    Same directionCited by this paper

  2. negative
    Pendimethalin had the lowest weed control efficiency, 52.74%.

    Evaluation of Selected Herbicides on Weed Control Efficiency and Yield of Wheat · 2016 · compared with Carfentrazone-ethyl

    Opposite direction

  3. negative
    The reduced doses were least effective for weed control and had minimum seed yield impact over control.

    Performance of metsulfuron methyl and pendimethalin alone and their mixtures with isoproturon on weed control in wheat (Triticum aestivum) seed crop · 2001 · compared with control

    Opposite direction

  4. positive
    Sequential pendimethalin then sulfosulfuron gave the highest weed control efficiency of 96%.

    Control of mixed weed flora in wheat with sequential application of pre-and post-emergence herbicides · 2017

    Same direction

  5. positive
    pendimethalin at 1000g fb 2,4-Dat400g ha−1 produced 6.49 weed density per m2.

    Effect of herbicides and herbicide mixtures on weeds in wheat · 2016

    Same direction

  6. positive
    Sequential pendimethalin then carfentrazone–ethyl plus isoproturon was most effective and economical for wheat weed control.

    Herbicide in Weed Management of Wheat (Triticum aestivum L.) and Rainy Season Rice (Oryza sativa L.) under Conservation Agricultural System · 2021

    Same direction

  7. positive
    Integrated pendimethalin, clodinafop, metsulfuron-methyl and 2,4-D reduced weed density and weed dry weight in wheat.

    Integrated weed management in wheat with new molecules · 2013

    Same direction

  8. positive
    Sequential herbicide treatment reduced weed population and dry weight versus unweeded control.

    Weed-management and wheat productivity in a conservation agriculture-based maize (Zea mays)wheat (Triticum aestivum)mungbean (Vigna radiata) system in north-western Indo-Gangetic plains of India · 2001 · compared with unweeded con- trol (UWC)

    Same direction

39 papers more in this group

See all 48 papers →

tillage · weed · Triticum aestivum (wheat)Results differ

183 papers: 126 positive, 57 negative or no effect

125 papers in the same direction as this claim · 56 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
    Zero tillage had more weeds than minimum or conventional tillage.

    Crop Rotation and Tillage Effects on Weed Populations on the Semi-Arid Canadian Prairies · 1994 · compared with minimum or conventional tillage

    Opposite direction

  2. negative
    Total weed densities were greater in zero tillage than in minimum or conventional tillage

    Tillage intensity and crop rotation affect weed community dynamics in a winter wheat cropping system · 2001 · compared with minimum or conventional tillage

    Opposite direction

  3. no effect
    Tillage generally did not influence weed and wheat responses to fertilizer placement.

    Contribution of Nitrogen Fertilizer Placement to Weed Management in Spring Wheat (Triticum aestivum) · 1998

    Opposite direction

  4. negative
    Total weed cover and perennial weed cover in reduced tillage were two to three times those in conventional tillage.

    Tillage effects on weed communities in an organic winter wheat–sunflower–spelt cropping sequence · 2011 · compared with conventional treatments

    Opposite direction

  5. no effect
    Tillage system did not affect the size of the total weed seedbank in the wheat-based sequences.

    Weed seedbank size and composition in a long‐term tillage and crop sequence experiment · 2015

    Opposite direction

  6. negative
    Weed infestation was greater in the RT and NT systems than in the CT system.

    EFFECT OF CROP ROTATION AND TILLAGE SYSTEM ON THE WEED INFESTATION AND YIELD OF SPRING WHEAT AND ON SOIL PROPERTIES · 2018 · compared with CT system

    Opposite direction

  7. no effect
    Total weed density was statistically similar for the three tillage systems in wheat.

    Influence of tillage and crop rotation systems on economy and weed density in a semi-arid region. · 2011

    Opposite direction

  8. negative
    After 2 years of reduced tillage, weed biomass was about 2.6 times higher than in plowed plots.

    Undersown cover crops have limited weed suppression potential when reducing tillage intensity in organically grown cereals · 2019 · compared with plowed plots

    Opposite direction

174 papers more in this group

See all 183 papers →

organic · weed · Triticum aestivum (wheat)Positive and negative results

28 papers: 23 positive, 5 negative or no effect

22 papers in the same direction as this claim · 5 in the opposite direction

  1. negative
    Residue incorporation led to higher weed density than burning.

    Chemical weed control in wheat under different rice residue management options. · 2013 · compared with residue burning

    Opposite direction

  2. negative
    Wheat weed control was lower with residue retention without herbicides than with herbicide.

    Influence of Straw Management on Phalaris minor Retz. Control · 2009 · compared with herbicide application (sulfosulfuron 25 g/ha+metsulfuron 3 g/ha)

    Opposite direction

  3. no effect
    At the highest sewage sludge amount, weed control in wheat was unaffected.

    Effects of a Municipal Sewage Sludge Amendment on Triasulfuron Soil Sorption and Wheat Growth · 2009

    Opposite direction

  4. no effect
    In the second year, weed dry weight did not differ significantly between crop residues.

    Weed Infestations in Wheat Cropping Systems as Affected by Crop Residues and Their Management Practices · 1999

    Opposite direction

  5. no effect
    In the second year, crop residues did not affect weed dry weight.

    Effects of crop residues and management practices on weeds in a wheat crop in Canterbury · 1998

    Opposite direction

  6. positive
    Aboveground weed density in the flowering and filling stage of wheat decreases with crop residue mulching.

    Impact of Tillage and Crop Residue Management on the Weed Community and Wheat Yield in a Wheat–Maize Double Cropping System · 2021

    Same direction

  7. positive
    At wheat harvest, wheat straw incorporation had lowest total weed dry weight.

    Effect of Soil Solarization and Crop Husbandry Practices on Weed Species Competition and Dynamics in Soybean-Wheat Cropping System · 2008 · compared with soil solarization and summer cowpea for fodder

    Same direction

  8. positive
    Sorghum straw mulch suppressed weed infestation.

    The Influence of Different Crop Mulches on Weed Infestation, Soil Properties and Productivity of Wheat under Conventional and Conservation Production Systems · 2022

    Same direction

19 papers more in this group

See all 28 papers →

3 of 4 groups shown: named compounds and organisms first, then groups whose results differ (checked claim by claim), then those with positive and negative results, then the smaller groups.

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.