4-6cm woyera bakha nthenga
Muli pamalo oyenera a 4-6cm woyera bakha nthenga.Pakadali pano mukudziwa kale izi, zilizonse zomwe mukuyang'ana, mutsimikiza kuti mupezabe Rongda.tikutsimikizira kuti zakhala pano Rongda.
Rongda imapangidwa ndi zinthu zosiyanasiyana zamagetsi. Imapangidwa ndi zida zotenthetsera, PCB, zoteteza mphamvu, zodzimitsa zokha zokha, zotchingira zotsika kwambiri, cholumikizira chingwe, ndi zina zambiri..
Timayesetsa kupereka zabwino kwambiri 4-6cm woyera bakha nthenga.kwa makasitomala athu a nthawi yayitali ndipo tithandizana nawo makasitomala athu kuti atipatse mayankho ogwira mtima komanso phindu lake.