Soil:

Sand/Humus

Potato variety:

Matilda

Number of spraying:

3 times

Use of water/ha:

400 liters each treatment.

Observed:

Healthier and green leaves on Allgrow treated plants, then Control group.

Spraying in August probably had limited impact on harvest performance,

however, it had effect of higher durability / quality of harvest.

Source:

Oy Schetelig together with potato farmer.