We know that farmers and their advisors want to understand why and how our fertilizer so effectively provides what crops need.

In this collection of short films, we share the research we have done to reveal the nature of Polysulphate and its activity in the soil. These films introduce the science that shows why our Polysulphate is such an effective fertilizer.

A summary of these Polysulphate solubility films is also available in the following documents.

• Prolonged nutrient release, pattern of Polysulphate^® fertilizer
• Liberação gradual de nutrientes do fertilizante Polysulphate
• Patrón de liberación prolongada de nutrientes a partir del fertilizante Polisulfato