The redy-to-use BIOPREN® 4 GR prevents the emergence of adult mosquitoes, including common Aedes spp. and Culex spp. at treated sites.

In the EU, recommended for use in artificial water holding features which are not in contact with sewage treatment plant or aquatic compartment. Avoid releasing into natural/fresh water. Apply by hand or hand-held equipment capable of achieving good, even coverage.

Application dose:

• 2 - 5 kg/ha, depending on quality and depth of water