Perth-based biotechnology company Stirling Products Ltd has commenced the second stage of trials of the R-salbutamol growth agent in barramundi, and is nearing the completion of trals on swine, the company has announced.

Perth-based biotechnology company Stirling Products Ltd has commenced the second stage of trials of the R-salbutamol growth agent in barramundi, and is nearing the completion of trals on swine, the company has announced.