Plant Growth Regulators and Bio-Stimulants


Byspiribac sodium 10% SC


Product Description:

Oryzostar is a new post-emergence pyrimidinyl carboxy herbicide for the control of a wide range of weeds, in particular on Echinochloa crusgalli


Mode of Action:

Inhibits the enzyme acetolactate synthase and the subsequent biosynthesis of branched-chain essential amino acids.

Crops Target Pest/Disease Dose per Acre (gm/ml)
Paddy Echinochloa crusgalli, Echinochloa colonum, Ischaemum rugosum, Cyprus difformis, Cyprus iria, Eclipta alba, Fimbristylis milliacea, Ludwiga parviflora, Monochoria vaginalis, Alternaria philoxeroides, Sphenoclea zeylancia 80-100


  1. It controls major grasses, sedges and broad-leaf weeds of direct-seeded rice.
  2. Wider application window from 2-5 leaf stages of weeds.
  3. Safe for application in a rice field.
  4. Good rain-fastness