Intervention effectmodel-written summary

Weeding once 45 days after planting yielded higher net income when maize was sold by total green ear number.

A claim from Weed control and green ear yield in maize · 2004

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Weeding once 45 days after planting yielded higher net income when maize was sold by total green ear number.

Taxon
maizeZea mayse1
Treatment
one weeding is carried out 45 days after plantinge0
Outcome
net incomee0
Direction
highere0

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

e0

“higher net income is obtained when one weeding is carried out 45 days after planting”

✓ located verbatim in the source · abstract, characters 713–797
e1

“When maize is marketed considering the total number of green ears”

✓ located verbatim in the source · abstract, characters 646–711

Title

Weed control and green ear yield in maize

P.S.L. Silva; E.S. Silva; S.S.X. Mesquita Planta Daninha 2004. doi:10.1590/s0100-83582004000100017

Other claims from this paper (5)

Record rev-cfe9df51af8a91fbd6e7d74809340a231c86d76f668ce7f212f21206ace2e981 · schema claims-v0.9 · position 6 in the model’s answer

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

651 papers: 500 positive, 151 negative or no effect

499 papers in the same direction as this claim · 127 in the opposite direction · 24 reporting no difference from an alternative

  1. negative
    Without herbicide, yield was reduced regardless of row spacing or population.

    Influence of Narrow Row/High Population Corn (Zea mays) on Weed Control and Light Transmittance · 1995

    Opposite directionCited by this paper

  2. negative
    Lack of weed control reduced green ear yield and grain yield of corn.

    Corn yield response to weed and fall armyworm controls · 2010 · compared with weed control

    Opposite directionCites this paper

  3. negative
    Lack of weed control reduced grain yield by 38%.

    Growth and yield of corn grain and green ear in competition with weeds · 2009

    Opposite directionCites this paper

  4. negative
    Lack of weed control decreased corn green ear and grain yield.

    Corn growth and yield in competition with weeds · 2011

    Opposite directionCites this paper

  5. 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

    Same directionCited by this paper

  6. positive
    PRE herbicides are important for protecting corn yields regardless of the planting pattern.

    Critical Time for Weed Removal in Corn as Influenced by Planting Pattern and PRE Herbicides · 2021

    Same directionCites this paper

  7. positive
    Metolachlor gave maximum grain yield and matched the weeded control.

    Chemical weed control in rainfed maize (Zea mays) · 2001 · compared with weeded control

    Same directionCited by this paper

  8. no effect
    Herbicide-treated plots had no significant corn grain yield difference from handweeded plots.

    Effect of Postemergence Application Rate and Timing of Mesotrione on Corn (Zea mays) Response and Weed Control1 · 2002 · compared with handweeded plots

    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.