Trinexapac-ethyl 
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.
Trinexapac-ethyl
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.