The Darwin-Kakadu region is one of the most heavily populated
and developed regions of northern Australia. The high rainfall and
diverse land systems, combined with a variety of land uses, have
provided opportunities for a range of weed species to become
established, particularly in disturbed areas.
The region also has a high concentration of government
departments and educational institutions, as well as the
high-profile Kakadu National Park. This means that its weed
problems have been studied in more detail than in other regions of
the Northern Territory. Much information is therefore available on
the region's existing and potential weed problems.
There are many other undesirable plants in the Territory that
cause problems in pastures, crops, recreation reserves and home
gardens. They are still considered weeds but are distinct from
declared noxious weeds under the Act as they are either easily
controlled by cultural practices or their enforced control is
Fire and spear grass: a case for wet-season burning in Kakadu
Greg Miles, a Kakadu ranger, discusses the results from CSIRO’S Kapalga fire experiments and the effect of fire on spear grass. From Savanna Links, Issue 25, April - June 2003 [read more...