Potato Trial with Agrocote Max
9
The Netherlands
9
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
Treatment | Product | Dosage kg/ha | Fertilizer units kg/ha | Timing | |
---|---|---|---|---|---|
N | K2O | ||||
Agrocote Max | Agrocote Max, 44-0-0 2-3M, 100% coated N | 231 | 102 | Base fertilizer | |
Potassium Sulphate 0-0-50 | 306 | 153 | |||
Muriate of Potash 0-0-60 | 107 | 64.2 | Top dressing | ||
Muriate of Potash 0-0-60 | 107 | 64.2 | |||
Total fertilizer units | 102 | 282 | |||
Grower practice | CAN 27-0-0+6CaO+4MgO | 130 | 35 | Before planting | |
Potassium Sulphate 0-0-50 | 306 | 153 | |||
NPK 16-0-32 | 200 | 32 | 64 | Top dressing | |
NPK 16-0-32 | 200 | 32 | 64 | ||
Total fertilizer units | 99 | 281 |
Treatments
Treatment | Product | Dosage kg/ha | Fertilizer units kg/ha | Timing | |
---|---|---|---|---|---|
N | K2O | ||||
Agrocote Max | Agrocote Max, 44-0-0 2-3M, 100% coated N | 231 | 102 | Base fertilizer | |
Potassium Sulphate 0-0-50 | 306 | 153 | |||
Muriate of Potash 0-0-60 | 107 | 64.2 | Top dressing | ||
Muriate of Potash 0-0-60 | 107 | 64.2 | |||
Total fertilizer units | 102 | 282 | |||
Grower practice | CAN 27-0-0+6CaO+4MgO | 130 | 35 | Before planting | |
Potassium Sulphate 0-0-50 | 306 | 153 | |||
NPK 16-0-32 | 200 | 32 | 64 | Top dressing | |
NPK 16-0-32 | 200 | 32 | 64 | ||
Total fertilizer units | 99 | 281 |
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%.