Cotton Polysulphate Trial on Ocilla & Tifton Loamy Sand

42

Yield increase
Polysulphate significantly boosts cotton yields

Tifton, Georgia, USA

Trail

42

Yield increase

Key Conclusions

  • Cotton yield increased with the application of sulfur.  
  • Polysulphate increased cotton yield compared to the control 
  • The results indicated similar cotton yield with Polysulphate compared to alternative sources like SOPM or AMS.  

Objective

To evaluate the performance of Polysulphate as a sulfur source on cotton in two locations in Georgia (Bowen Farm & RDC Pivot)  

Trial Details

Trial station

Tifton, Georgia, USA

Crop

Cotton

Product

Polysulphate®

Assessments

Lint yield

Treatments

  • All application was done at planting. 
  • Other nutrients (N-P-K) were applied at sufficient levels to be nonlimiting, and sulfur was applied from three different sources. 
  • Polysulphate (19.2% S), potassium magnesium sulfate (SOPM; 22% S), and ammonium sulfate (AMS; 24% S) were applied at product rates equivalent to 30 lbs S/A. 

Treatments

  • All application was done at planting. 
  • Other nutrients (N-P-K) were applied at sufficient levels to be nonlimiting, and sulfur was applied from three different sources. 
  • Polysulphate (19.2% S), potassium magnesium sulfate (SOPM; 22% S), and ammonium sulfate (AMS; 24% S) were applied at product rates equivalent to 30 lbs S/A. 

Results