No treatment has been proven to save trees infested by the polyphagous shot hole borer (PSHB) beetle‚ says the scientist spearheading research on the invasive species that is killing thousands of trees in eight provinces.

Prof Wilhelm de Beer dismissed reports that there is “finally a solution” to get rid of the beetle‚ warning that scientific evidence does not yet back up the claims that the latest fungicidal remedy works...

BL Premium

This article is reserved for our subscribers.

A subscription helps you enjoy the best of our business content every day along with benefits such as exclusive Financial Times articles, ProfileData financial data, and digital access to the Sunday Times and Sunday Times Daily.

Already subscribed? Simply sign in below.



Questions or problems? Email helpdesk@businesslive.co.za or call 0860 52 52 00. Got a subscription voucher? Redeem it now