Izazi zemvelo zasePerm Polytechnic University zisiza ukubuyisela inhlabathi engcoliswe imikhiqizo kawoyela
Izazi ze-Ecologists zase-Perm Polytechnic University zenze ubuchwepheshe obuzosiza ukubuyisela ukuvunda kwenhlabathi engcoliswe imikhiqizo kaphethiloli nezinsimbi ezisindayo, kubika...
