Foliar application of 3.0 kg ha -l glycine betaine at squaring produced the highest seed cotton yield.

glycine betaine · yield · Gossypium hirsutum (cotton)Results differ

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

1. no effect
   Glycine betaine treatment produced no significant differences in cotton yield components.

   Does Foliar‐applied Glycine Betaine Affect Endogenous Betaine Levels and Yield In Cotton? · 2003

   Opposite direction

2. no effect
   Cotton yields with the combined agents were similar to yields with aldicarb.

   Biocontrol of the Reniform Nematode by Bacillus firmus GB-126 and Paecilomyces lilacinus 251 on Cotton · 2013 · compared with aldicarb

   No difference from an alternative

3. positive
   GB pretreatment enhanced growth and yield characters of cotton under drought

   Effect of Sodium Niroprusside, Putrescine and Glycine Betaine on Alleviation of Drought Stress in Cotton Plant · 2012

   Same direction

4. positive
   Glycine betaine spraying increased seed cotton yield.

   Response of Cotton Plant to Spraying Some Natural Materials Under Water Stress Conditions · 2016

   Same direction

5. positive
   Glycine betaine or ascorbic acid improved number of setting bolls, boll weight and number of open bolls of cotton compared with control.

   Can Potassium,Amino Acids, and Yeast Foliar Applications Enhance Growth, Nutrient and Biochemical Contents of Peanut ( Arachis hypogaea ) Grown on a Calcareous Soil under Salinity Stress? · 2025 · compared with control

   Same direction

application · yield · Gossypium hirsutum (cotton)Positive and negative results

252 papers in the same direction as this claim · 27 in the opposite direction · 3 reporting no difference from an alternative

1. no effect
   Foliar methanol did not increase cotton yield at any location.

   Foliar Methanol Applications to Cotton in the Southeastern United States: Leaf Physiology, Growth, and Yield Components · 1995

   Opposite direction

2. negative
   Fluazifop at four weeks gave cotton 93% of weed-free yield.

   Growth and Interaction of Bermudagrass (Cynodon dactylon) by Cotton (Gossypium hirsutum) · 1991 · compared with weed-free cotton

   Opposite direction

3. negative
   Peak flowering spraying somewhat reduced weight of late opening bolls.

   Cotton Flowering and Fruiting Responses to Application Timing of Chemical Growth Retardants¹ · 1975

   Opposite direction

4. no effect
   Foliar fertilizers produced no significant yield response.

   Effects of foliar fertilization of texas southern high plains cotton: Leaf phosphorus, potassium, zinc, iron, manganese, boron, calcium, and yield distribution · 1999

   Opposite direction

5. no effect
   First-harvest lint yield was generally unaffected by foliar treatments.

   Influence of surfactants on potassium uptake and yield response of cotton to foliar potassium nitrate · 1995

   Opposite direction

6. no effect
   Foliar fertilizers did not significantly affect lint or seed yield.

   Effects of Foliar Fertilization of Texas Southern High Plains Cotton: Leaf Nitrogen and Growth Parameters · 1998

   Opposite direction

7. negative
   A single 1 mL water spray reduced cotton seed set by 55%.

   Sprinkler‐Induced Flower Losses and Yield Reductions in Cotton (Gossypium hirsutum L.) · 2003

   Opposite direction

8. no effect
   Lint yields were similar with early or early plus midseason glyphosate sprays.

   Timing of Glyphosate Application on Control of Silverleaf Nightshade and Glyphosate-Resistant Cotton Yield · 2006

   Opposite direction

274 papers more in this group