CASE STUDIES
OptiYield is the most comprehensive soil analysis and crop-specific nutrition programme available anywhere in the World today.
Independent crop trials have consistently shown benefit of our programmes.
Significant research programmes with major Universities, Research Institutes and International partners.

Cresswell Barn Farm
Ian and Fiona Elliott, together with son and daughter Patrick and Tess, grow around 170ha of potatoes on the silty clay loams at Cresswell Barn Farm next to the Cleddau Estuary in Pembrokeshire.

Clock Farm

Kincraigie Seed Potato Growers
Many more farm trials…

Chip and Crisping Potato Trials – Brickyard Farm
Andrew Wilson of C.J. Wilson & Son is the fourth generation to farm on
the Castle Howard Estate, about 14 miles North East of York. Their
operation has grown steadily and now grows around 250 acres of
potatoes, supplying chip and crisp factories in roughly equal measures
– including Walkers’ Crisps and McCain’s chips.

National Root Crop Growers & Packers