Intervention effectmodel-written summary

Herbicide treatments caused no negative impact on maize yield despite injury.

A claim from Glufosinate, nicosulfuron and combinations in the performance of maize hybrids with the pat gene · 2022

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Herbicide treatments caused no negative impact on maize yield despite injury.

Taxon
maizeZea mayst0
Treatment
post-emergent application of glufosinate, nicosulfuron and combinationse3
Outcome
yielde4
Direction
no negative impacte4

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“maize hybrids”

✓ located verbatim in the source · title, characters 65–78
e3

“The post-emergent application of glufosinate, nicosulfuron and combinations is selective for the FS505PWU and FS715 PWU hybrids (with the pat gene)”

✓ located verbatim in the source · abstract, characters 1329–1476
e4

“there wasno negative impact on yield or on other the variables of agronomic performance”

✓ located verbatim in the source · abstract, characters 1545–1632

Title

Glufosinate, nicosulfuron and combinations in the performance of maize hybrids with the pat gene

Rafael Wehrmeister; Alfredo Junior Paiola Albrecht; Leandro Paiola Albrecht; et al. Ciência Agronômica/Revista ciência agronômica 2022. doi:10.5935/1806-6690.20220046

Other claims from this paper (4)

Record rev-ff00a074d6a1999841902efff625512e5681c5b97992a7a8d0b275c018c6593b · schema claims-v0.9 · position 4 in the model’s answer

glufosinate · yield · Zea mays (maize)Results differ

22 papers: 11 positive, 11 negative or no effect

10 papers in the same direction as this claim · 11 in the opposite direction

  1. no effect
    Glufosinate and its mixtures did not reduce corn productivity relative to hand weeding.

    Ammonium Glufosinate Associated with Post-Emergence Herbicides in Corn with the cp4-epsps and Pat Genes · 2019 · compared with hand-weeded control

    Same directionCited by this paper

  2. no effect
    A 500 g ha-1 glufosinate application did not reduce yield of resistant hybrids.

    Post-emergence application of glufosinate on maize hybrids containing the phosphinothricin acetyltransferase gene (pat) · 2020

    Same directionCited by this paper

  3. positive
    Corn grain yield was higher with glufosinate plus residual herbicides than glufosinate alone.

    Weed Control in Glufosinate-Resistant Corn (Zea mays)1 · 2000 · compared with glufosinate alone

    Opposite direction

  4. positive
    AMS increased corn yield by 11% with glufosinate.

    Effect of ammonium sulfate and water hardness on glyphosate and glufosinate activity in corn · 2011 · compared with applied without AMS

    Opposite direction

  5. positive
    Sweet corn treated with glufosinate yielded greater than or equal to sweet corn that was hand-weeded or received a standard herbicide treatment.

    Efficacy and Crop Response to Glufosinate-Based Weed Management in PAT-Transformed Sweet Corn (Zea mays) · 1999 · compared with hand-weeded or received a standard herbicide treatment

    Opposite direction

  6. positive
    Paraquat plus glufosinate produced 8% greater maize grain yield than paraquat alone in year 1.

    Evaluating Chemical Suppression Treatments to Alter the Red: Far-Red Ratio in Perennial Groundcovers for Maize Production · 2022 · compared with paraquat alone

    Opposite direction

  7. positive
    Glyphosate plus glufosinate applied POST reduced volunteer corn yield by 35% compared with the weedy control.

    Volunteer Glyphosate and Glufosinate Resistant Corn Competitiveness and Control in Glyphosate and Glufosinate Resistant Corn · 2014 · compared with weedy control

    Opposite direction

  8. positive
    Glufosinate with a sequential treatment resulted in the highest corn yield.

    Corn Replant Situations: Herbicide Options and the Effect of Replanting into Partial Corn Stands · 2012

    Opposite direction

13 papers more in this group

See all 22 papers →

nicosulfuron · yield · Zea mays (maize)Results differ

59 papers: 40 positive, 19 negative or no effect

18 papers in the same direction as this claim · 40 in the opposite direction

  1. negative
    Nicosulfuron reduced yield only in CYPcyp hybrids.

    Genetic Factors Influencing Adverse Effects of Mesotrione and Nicosulfuron on Sweet Corn Yield · 2010

    Same directionCited by this paper

  2. positive
    Nicosulfuron treatments more than doubled corn yields at dryland sites in both years.

    Rhizome Johnsongrass (Sorghum halepense) Control in Corn (Zea mays) with Primisulfuron and Nicosulfuron · 1991

    Opposite direction

  3. positive
    Corn grain yield was greater when giant foxtail was controlled POST with nicosulfuron than with PRE soil-applied herbicides.

    Postemergence herbicide application timing effects on annual grass control and corn (Zea mays) grain yield · 1997 · compared with PRE control with selected soil-applied herbicides

    Opposite direction

  4. positive
    Landmark sweet corn was among the most tolerant to nicosulfuron and primisulfuron, with yield similar to the control.

    Response of Sweet Corn (Zea mays) to Nicosulfuron and Primisulfuron · 1992 · compared with the control

    Opposite direction

  5. positive
    Corn yields under total POST mesotrione combinations were comparable to PRE programs.

    Comparison of Mesotrione Combinations with Standard Weed Control Programs in Corn · 2006 · compared with S -metolachlor plus atrazine PRE alone or fb nicosulfuron plus rimsulfuron plus atrazine POST

    Opposite direction

  6. positive
    Following EPTC and cyanazine in 1991, nicosulfuron on 25 cm millet caused no later loss of sweet corn yield.

    Effect of Nicosulfuron Timing on Wild-Proso Millet (Panicum miliaceum) Control in Sweet Corn (Zea mays)1 · 2000

    Opposite direction

  7. positive
    Hand weeding and hoeing followed by Nicosulfuron significantly increased the yield and yield components of maize.

    Management of Weeds in Maize (Zea mays L.) through Various Pre and Post Emergency Herbicides · 2014

    Opposite direction

  8. positive
    The Formula TL hybrid had the highest mass of a thousand grains and yield with nicosulfuron + tembotrione.

    Chemical management of weeds in corn hybrids · 2018

    Opposite direction

50 papers more in this group

See all 59 papers →

herbicide · yield · Zea mays (maize)Positive and negative results

651 papers: 500 positive, 151 negative or no effect

150 papers in the same direction as this claim · 500 in the opposite direction

  1. negative
    Most PSII inhibitors reduced corn yield relative to atrazine alone; metribuzin and simazine alone were exceptions.

    Tolerance of corn to PRE- and POST-applied photosystem II–inhibiting herbicides · 2019 · compared with atrazine alone

    Same directionCited by this paper

  2. positive
    Athinaida mulch without herbicide increased corn grain yield 45% relative to mulch-free plots.

    Allelopathic Potential of Winter Cereals and Their Cover Crop Mulch Effect on Grass Weed Suppression and Corn Development · 2006 · compared with respective mulch‐free subplots

    Opposite direction

  3. positive
    Maize grain yield was 65% higher under high N and no weeds than under low N and high weed pressure.

    Effect of Weed Interference and Soil Nitrogen on Four Maize Hybrids · 1994 · compared with low‐N, high‐weed‐pressure treatment

    Opposite direction

  4. positive
    PRE herbicides gave the greatest corn grain yield, 16–100% above untreated control across cover treatments.

    Cover Crops for Herbicide Replacement in No-tillage Corn (Zea mays) · 1996 · compared with nontreated control

    Opposite direction

  5. positive
    Combining herbicides and mechanical weeding generally increased corn yield over mechanical measures alone.

    Integrating Reduced Herbicide Use with Mechanical Weeding in Corn (Zea mays) · 1993 · compared with only mechanical measures

    Opposite direction

  6. positive
    Corn and soybean grain yields were greater under weed management treatments than under the nontreated check.

    WEED AND SEEDBANK MANAGEMENT WITH INTEGRATED METHODS AS INFLUENCED BY TILLAGE · 1997 · compared with nontreated check

    Opposite direction

  7. positive
    All weed control treatments improved maize grain yield two- to threefold compared with the nonweeded check.

    Effect of Nitrogen Rates and Weed Control Treatments on Maize Yield and Associated Weeds in Sandy Soils · 2007 · compared with nonweeded check

    Opposite direction

  8. positive
    Hoeing with herbicide raised maize grain yield by 9% over herbicide alone.

    Integrated Weed and Nutrient Management Improve Yield, Nutrient Uptake and Economics of Maize in the Rice-Maize Cropping System of Eastern India · 2020 · compared with herbicide alone

    Opposite direction

642 papers more in this group

See all 651 papers →

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.