Case studies

Diagnoses from the field.

Each study walks through a real nutrient-balance problem: what the samples showed, which factor DRIS ranked as most limiting, and how the crop responded once it was corrected.

MacadamiaLimpopo, South Africa

Correcting a hidden phosphorus block in Limpopo macadamias

Leaf analysis read "adequate" everywhere, yet yields had plateaued. DRIS ranked phosphorus as the real limiting factor, masked by a potassium excess, and correcting it lifted kernel recovery the next season.

+18%sound kernel recovery vs. prior season

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