 In heerarka dhowr 15-40 dhagaxyada m sare waa sii raagayaan xardhay meel labaatan hawlaha kala duwan, shan harta wadiiqooyinka xardhay aasaaska alwaax ka dib toddoba dhismayaasha iyo buundooyinka iyo shan iyo berkeddii la qoray evidencing dayada palisades alwaax. 