Ebe a na-ebibi ihe

Patch cut bụ osisi naegbutu obere nke ukwuu ka a ghara iwere ya dị ka clearcuts, kama a naewere ya dị ka ụdị nhọrọ. Ogologo osisi nwere ike ịbụ 2-3. Nokpuru nha ụfọdụ, uru mmeghari nke mkpụrụ osisi naagbanwe site na ụdị ndị naanaghị anabata onyinyo naakwado na clearcuts gaa na ụdị ndị nwere nnagide onyinyo nke owuwe ihe ubi nhọrọ naakwado.

A nwalere ebe ndị a naebibi ihe dị iche iche nebe ugwu iji hụ ebe ụdị ndị naanabata onyinyo na ndị naadịghị anabata onyinyo nwere ike ịmaliteghachi. A chọtara ya na obere patches (1/10 acre) N. 44 ° na e nwere oke ìhè anyanwụ nke naanị awa ole na ole (3-4) na nke a gaeduga na osisi ndị naanabata onyinyo na nke naanagide onyinyo nke ukwuu naachịkwa oge. Ma nebe buru ibu (1/2 acre) karịa ìhè anyanwụ ruo ogologo oge naeru nala ọhịa. Nke a gaeme ka ala dịkwuo ọkụ, mee ka ihe naedozi ahụ dịkwuo elu ma si otú a, ụdị ndị ọzọ naachọ ìhè nwere ike ito ngwa ngwa ma nwee ike iru ntozu okè n'ebe ahụ.Patterns of light and shade in clearcut openings of two shapes and sizes, Marquis D.A. US Forestry Service Research Report NE-39 1965

Tinyere ihe ndị ọzọ a gaatụle bụ ifufe iji zere ifufe, pathogens na ihe ize ndụ ọkụ. A pụkwara inweta uru dị mma ma ọ bụrụ na patches naedebe ụdị dị iche iche dị larịị noké ọhịa na maka onye nwe ya naenweghị oke ọhịa nke a nwere ike ịba uru maka idebe ngwaahịa ndị na-abụghị osisi n'ọ̀tụ̀tụ̀.

Patch cut nwere ike inwe mmetụta anya dị ala karịa clearcuts, ma nwee ike iṅomi usoro mgbagwoju anya ụfọdụ. Mgbatị patch nwekwara ike ịdị mfe itinye nọrụ karịa ịnwa ịhọrọ ịpị osisi notu nime nhọrọ.

Patch cut dị iche na usoro nhọpụta otu. Otu patch gaahọrọ ọtụtụ osisi ka ha buru ibu iji nye ohere ka otu ụdị dịghachi ọhụrụ, ikekwe nke ahụ nwere nsogbu naeto eto nihi enweghị nnagide ndò ma ọ bụ ihe ọzọ, dị ka ọtụtụ notu. Ọ bụ ezie na otu gaabụ naanị osisi ole na ole tozuru etozu (3-5) ma ọ gaghị akwado ụdị naanaghị anabata onyinyo iji guzobe nime otu. Nime patch, a gaemeri mmetụta ihu mana nime otu o yikarịrị ka ọ gaghị emeri.Silviculture: Concepts and Applications 2nd Edition by Ralph D. Nyland Chapter 11

Enwere ike iji mbelata patch mee ihe na usoro ngwakọta na usoro nhọrọ osisi ma ọ bụ usoro nhọrọ osisi.

 Hụkwa 

 Ịkpụ osisi Shelterwood
 Ịkpa Ọhịa

 Ihe odide 

 Njikọ mpụga 

 Patch cut kọwara na foto