Waikato Regional Council has been playing a central role in moves designed to make spraying of aquatic weeds more cost effective and to get formal approval for such spraying. The Environmental Protection Authority (EPA) has announced today it is seeking submissions on an application to allow a number of herbicides to be used over water to control aquatic pest plants. The herbicides have been used for many years over water already but the application is designed to secure the necessary formal approval under the Hazardous Substances and New Organisms (HSNO) Act. The group is seeking approval to use herbicides containing one of four active ingredients (haloxyfop-R-methyl, imazapyr isopropylamine, metsulfuron-methyl or triclopyr triethylamine).
READ MORE
