Seed Potato Trial with Agrocote® Max

12

Yield increase
A trial with Agrocote® Max in seed potato shows a total yield increase of 12% and a significant reduction of nitrogen losses.

Proefcentrum Zwaagdijk, The Netherlands
2015

Trail

12

Yield increase

Key Conclusions

Applying a single application of Agrocote® Max to potatoes performed better than 2 applications of traditional fertilizer, reducing nitrogen losses, increasing total yield, and leading to an increased net income of 14%.

Objective

To compare Agrocote® Max with different grower strategies in the production of seed potatoes.

Trial Details

Trial station

Proefcentrum Zwaagdijk, The Netherlands

Crop

Potato

Product

Agrocote®

Assessments

Number of commercial seed tubers, total yield

Treatments

ObjectsProductsDosage kg/haFertilizer units kg/haStage
NP2O5K2O
Agrocote® MaxAgrocote® Max (44-0-0, longevity1-2M)
NPK + MgO (0-0-30+10MgO)
Triple Superphosphate (0-45-0+15CaO)
288
100
100
1274530Before planting
Total units of fertilizer1274530
Grower practice 1CAN (27-0-0+4MgO+6CaO)
NPK + MgO (0-0-30+10MgO)
Triple Superphosphate (0-45-0+15CaO)
370
100
100
1004530Before planting
CAN (27-0-0+4MgO+6CaO)10027Hilling
Total units of fertilizer1274530
Grower practice 2CAN (27-0-0+4MgO+6CaO)
NPK + MgO (0-0-30+10MgO)
Ammonium Polyphosphate (10-34-0)
314
100
70 l
953330Before planting
CAN (27-0-0+4MgO+6CaO)10027Hilling
Total units of fertilizer1223330
Grower practice 3CAN (27-0-0+4MgO+6CaO)
NPK + MgO (0-0-30+10MgO)
Triple Superphosphate (0-45-0+15CaO)
370
100
152
1006830Before planting
CAN (27-0-0+4MgO+6CaO)10027Hilling
Total units of fertilizer1276830

Treatments

ObjectsProductsDosage kg/haFertilizer units kg/haStage
NP2O5K2O
Agrocote® MaxAgrocote® Max (44-0-0, longevity1-2M)
NPK + MgO (0-0-30+10MgO)
Triple Superphosphate (0-45-0+15CaO)
288
100
100
1274530Before planting
Total units of fertilizer1274530
Grower practice 1CAN (27-0-0+4MgO+6CaO)
NPK + MgO (0-0-30+10MgO)
Triple Superphosphate (0-45-0+15CaO)
370
100
100
1004530Before planting
CAN (27-0-0+4MgO+6CaO)10027Hilling
Total units of fertilizer1274530
Grower practice 2CAN (27-0-0+4MgO+6CaO)
NPK + MgO (0-0-30+10MgO)
Ammonium Polyphosphate (10-34-0)
314
100
70 l
953330Before planting
CAN (27-0-0+4MgO+6CaO)10027Hilling
Total units of fertilizer1223330
Grower practice 3CAN (27-0-0+4MgO+6CaO)
NPK + MgO (0-0-30+10MgO)
Triple Superphosphate (0-45-0+15CaO)
370
100
152
1006830Before planting
CAN (27-0-0+4MgO+6CaO)10027Hilling
Total units of fertilizer1276830

Results

  • By using Agrocote® Max, the nitrogen losses reduced significantly, the number of tubers and the total yield increased up to 12%.
  • One application of Agrocote® Max performed better than 2 applications of traditional fertilizers.
  • The total net income increased up to 14% by using Agrocote® Max vs. different grower practices.

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