They will be described the most important physical, chemical and biological processes, that contribute to the origin of lodging (damaging, weakening), in what order and times they approximately take place.
Watakuwa wengi Ikielezewa Muhimu kimwili, kemikali na baiolojia michakato, Hiyo Kuchangia asili ya makaazi (kuharibu, kudhoofika), katika utaratibu gani na mara Takriban Wao kuchukua nafasi.