‘Biocontrols’ are new weapons as SA intensifies war against aliens
Experts have mobilised more than 150 critters to battle invasive species and restore a natural balance
Mealybugs that suck plant juices and cover themselves in wax, a beetle the size of a sesame seed that can tunnel into and kill a giant tree and armyworms that fly up to 100km a night.
No, not the zombie apocalypse. These are some of the latest alien invaders to infest SA.
Collectively, they are responsible for wiping out millions of rands worth of crops every year and, according to an international study published earlier this year, cost the African continent about R50-trillion annually. This is more than the combined GDP of the continent...