Soil mulching with marc compost had a positive influence on grape production compared with classical solutions.

fertilization · yield · VitisResults differ

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

mulching · yield · VitisPositive and negative results

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

1. no effect
   Mulched groundcovers did not compromise grapevine yield.

   Soil management shapes the functional diversity of the inter-row vegetation in Mediterranean vineyards · 2025

   Opposite direction

2. no effect
   Mulching did not affect yield relative to tillage.

   Determining grapevine water use under different sustainable agronomic practices using METRIC-UAV surface energy balance model · 2023 · compared with tillage

   No difference from an alternative

3. positive
   Grape yield under mulched cover crops matched or sometimes exceeded conventional management.

   Mulched cover crops as an alternative to conventional weed management systems in vineyards · 2008 · compared with conventional tillage or herbicide management

   Same direction

4. positive
   Mulch increased grape yield by about 1 t/ha only in low-yielding areas and under a high mulch rate (153 m3/ha).

   Using Composted Mulch in Vineyards—Effects on Grape Yield and Quality · 2010

   Same direction

5. positive
   SMC mulch raised yield without compromising grape composition.

   Impact of organic mulches on grapevine health, growth and grape composition in nutrient-poor vineyard soils · 2024

   Same direction

6. positive
   Mulching with organic plant wastage was the most efficient treatment for nutrient distribution in grape and yield.

   Mulching in grape plantations · 2006 · compared with the studied treatments

   Same direction

7. positive
   Drip irrigation with plastic mulching was best for grape yield, with highest productivity of 35–40%.

   Grape production assessment using surface and subsurface drip irrigation methods · 2021 · compared with all other methods

   Same direction

8. positive
   Rice straw mulch, then bean straw, gave the highest fruit set percentage.

   VEGETATIVE GROWTH, YIELD AND FRUIT QUALITY OF THOMPSON SEEDLESS GRAPEVINES AS AFFECTED BY SOME SOIL MULCHING MATERIALS · 2004

   Same direction