Gem Bids For Deltamethrin, Insecticide Deltamethrin 11 Percent Ec To Tea Estates Atassam For Quarter 1, Insecticide Deltamethrin 11 Percentec To Tea Estates At Assam For Quarter 2, Insecticidedeltamethrin 11 Percent Ec To Tea Estates At Assam Forquarter 3, Insecticide Deltamethrin 11 Percent Ec To Teaestates At West Bengal For Quarter 1, Insecticidedeltamethrin 11 Percent Ec To Tea Estates At West Bengalfor Quarter 2, Insecticide Deltamethrin 11 Percent Ec Totea Estates At West Bengal For Quarter 3