Potato Trial with Agrocote® Max

9%

Yield increase

In this trial Agrocote® Max increased the number of tubers and the total yield in potato by 9%, and reduced nitrogen losses.

The Netherlands

9%

Yield increase

Key Conclusions

Using Agrocote® Max, reduced nitrogen losses significantly, while also increasing the total yield by up to 9%, increasing income by €450 per ha vs. grower practice.

Objective

To evaluate the effect of using Agrocote® Max on potato, in comparison with the growers conventional fertilizer practice.

Trial Details

Trial station

The Netherlands

Crop

Potato

Product

Agrocote®

Assessments

Total yield and number of tubers, and total yield distribution by size

Treatments

TreatmentProductsDosage kg/haFertilizer units kg/haTiming
NK2O
Agrocote® MaxAgrocote® Max, 44-0-0
2-3M, 100% coated N
231102Basic fertilizer
Potassium sulfate
0-0-50
306153
Potassium chloride
0-0-60
10764.2Top dressing
Potassium chloride
0-0-60
10764.2
Total fertilizer units.102282
Grower practiceCAN 27-0-0+6CaO+4MgO13035Before planting
Potassium sulfate
0-0-50
306153
NPK
16-0-32
2003264Top dressing
NPK
16-0-32
2003264
Total fertilizer units.99281

Treatments

TreatmentProductsDosage kg/haFertilizer units kg/haTiming
NK2O
Agrocote® MaxAgrocote® Max, 44-0-0
2-3M, 100% coated N
231102Basic fertilizer
Potassium sulfate
0-0-50
306153
Potassium chloride
0-0-60
10764.2Top dressing
Potassium chloride
0-0-60
10764.2
Total fertilizer units.102282
Grower practiceCAN 27-0-0+6CaO+4MgO13035Before planting
Potassium sulfate
0-0-50
306153
NPK
16-0-32
2003264Top dressing
NPK
16-0-32
2003264
Total fertilizer units.99281

Results

  • One application of nitrogen provided by Agrocote® Max gave better results than three applications of traditional nitrogen-based fertilizers.
  • Using Agrocote® Max achieved an extra income of €450 per ha vs. grower practice.
  • By using Agrocote® Max, the nitrogen losses reduced significantly—the number of tubers and the total yield increased by up to 9%.