Intervention effectmodel-written summary

Combining cover crops and compost supported adequate grape yield.

A claim from COVER CROPS AND COMPOST AMENDMENTS FOR ORGANIC GRAPE PRODUCTION · 2007

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combining cover crops and compost supported adequate grape yield.

Taxon
GRAPEt0
Treatment
A combination of cover cropping and compost additione0
Outcome
grape yielde0
Direction
adequatee0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

Verbatim

e0

“A combination of cover cropping and compost addition supported adequate grape yield”

✓ located verbatim in the source · abstract, characters 996–1079
t0

“GRAPE”

✓ located verbatim in the source · title, characters 47–52

Title

COVER CROPS AND COMPOST AMENDMENTS FOR ORGANIC GRAPE PRODUCTION

Ron Walser; Milagra Weiss; Steve Guldan; et al. 2007

Other claims from this paper (4)

Record rev-9ed4fc955261deb4e4e0faa98ffb686a42efb8608dba04e1758f72bf636e8738 · schema claims-v0.9 · position 3 in the model’s answer

cover crop · yield · VitisResults differ

15 papers: 6 positive, 9 negative or no effect

5 papers in the same direction as this claim · 9 in the opposite direction

  1. no effect
    Cover crops did not affect grapevine yield or cluster weights.

    Alleyway Cover Crops Have Little Influence on Pinot noir Grapevines ( Vitis vinifera L.) in Two Western Oregon Vineyards · 2010

    Opposite direction

  2. negative
    Cover crops reduced grape yield in the dry 2012 season.

    Cover Crop for a Sustainable Viticulture: Effects on Soil Properties and Table Grape Production · 2020 · compared with conventional tillage

    Opposite direction

  3. negative
    Annual grass cover reduced yield in extremely dry years.

    Effect of soil management strategies on the characteristics of the grapevine root system in irrigated vineyards under semi-arid conditions · 2018

    Opposite direction

  4. negative
    In rainy 2006, cover crop reduced grape yield about 20% relative to herbicides and cultivation.

    Impact of Weed Management Practices on Grapevine Growth and Yield Components · 2009 · compared with the other treatments

    Opposite direction

  5. no effect
    Under-vine cover crop affected yield, cluster weight nor berry weight.

    Under-vine cover crops: impact on weed development, yield and grape composition · 2020

    Opposite direction

  6. negative
    Berber orchardgrass cover crop reduced growth and yield of Cabernet Sauvignon grapevines.

    Berber orchardgrass tested as cover crop in commercial vineyard · 1993

    Opposite direction

  7. negative
    Cover crop presence negatively affected grapevine yield.

    Can cover crops reduce rabbit‐induced damages in vineyards in southern Spain? · 2012

    Opposite direction

  8. no effect
    Cover crop treatments did not differ in yield from clean cultivation.

    Growth and Yield of Cultivated Grape with Native Perennial Grasses Nodding Needlegrass or California Barley as Cover Crops · 2010 · compared with clean cultivation

    Opposite direction

6 papers more in this group

See all 15 papers →

fertilization · yield · VitisResults differ

107 papers: 97 positive, 10 negative or no effect

96 papers in the same direction as this claim · 9 in the opposite direction · 1 reporting no difference from an alternative

  1. no effect
    Grape yield showed no difference in the first year after compost application.

    Grape pomace as fertilizer · 2014

    Opposite direction

  2. no effect
    Biostimulants and organic fertilizers had no definite positive effect on growth, yielding and healthiness of grapevine.

    Growth, Yielding and Healthiness of Grapevine Cultivars ‘Solaris’ and ‘Regent’ in Response to Fertilizers and Biostimulants · 2016 · compared with control

    Opposite direction

  3. negative
    Green manure slightly decreased grape production.

    Fertilization with green manure on Chasselas Doré grape vine as an alternative for sustainable viticulture. · 2011

    Opposite direction

  4. negative
    Isabella grapevines had reduced grape yield with organic fertilizer application.

    The Use of Grape Pomace Residues as a Nutrient Source in Subtropical Viticulture · 2025

    Opposite direction

  5. no effect
    Compost did not significantly change grape berry or cluster weight, crop yield, vine growth, or soil organic matter relative to controls.

    Connecting Farm Composts with Agriculture Industry Users Demonstrating Compost Assets with Growers - final report · 2007 · compared with controls

    Opposite direction

  6. negative
    Cadmium at 0.66 mg Cd/l reduced dry matter production by 50 %.

    Cadmiumtoxizität bei Weinreben · 2015

    Opposite direction

  7. negative
    Fertilisation with green fertilisers reduced grape production quantity, especially in years with low precipitation.

    Improving the technological links in the Muscat Hamburg to obtain constant and quality productions. · 2010

    Opposite direction

  8. no effect
    Basal fertilizer had no statistically significant effect on fruit yield in table grapes.

    Effect of Using Basal Fertilizer 15-15-15 on Leaf Chlorophyll a Fluorescence, Plant Growth and Fruit Yield of Table Grapes Grown under the Mediterranean Climate Conditions of the Northeast of Morocco · 2023 · compared with control (C)

    Opposite direction

98 papers more in this group

See all 107 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.