Plant Growth Regulators (PGR) used for Grounds Management

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A product name for a plant growth regulator which contains the active ingredient Prohexadione (10% w/w), being a water-soluble granule, being withdrawn for authorised use on 30th June 2024. It is marketed by Pan Amenity Ltd.

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A Plant Growth Regulator which was introduced during the early 1990s and has been marketed as Primo. It is absorbed through grass leaves and with its mode of action being a late gibberellic acid inhibitor.