Kua puta ake te miro porowhānui hei whiringa matua mo te whakatangitanga me te whakapūmau i nga āhuatanga toiora rānei o ngā mahi rakau ki te tā-tuhi me te kawe pūmanawa. Ko te rakau, e ai ki tōna uara taketake me te porowhānuitanga, he momo whakarite me ngā huarahi mō te whakamahi i te miro, ko ngā mikaka nei ka whakaritea e te miro porowhānui hei whakatika i ēnei mikaka me te tuku i ngā paihere pai. Ko tētahi atu angitū nui o te miro porowhānui mo te rakau he pai rawa tōna whakapai ki te rakau. Ka taea e ngā porowhānui i roto i te miro te whakaeke ki ngā poaka o te mata o te rakau, ā, ka whai wāhi ngā kokako me ngā mauhere ki te hanga kotahi mai i te rakau. Ko tēnei whakapai pai e tiaki ana i ngā kaiwhakaahuahanga tuhituhi hei whakatika i ngā take whenua, pērā i ngā panoni hāpai me te wehewehe. He mea nui ki te whakapae logo, ngā rarangi rānei, ngā kupu ki runga i ngā mea whare, ngā tohu rakau rānei, ngā mea whakapuhi rakau, ka taea e te miro porowhānui te tuku i ngā tuhituhi pai noa. Ko te whaihua rangi hoki o te miro porowhānui ki te rakau he mea nui anō. Ka taea e ēnei miro te whakapai i ngā tae whakahirahira, tae pai, ka whakanui i te mana motuhake o te uru rakau. Ka whiriwhiri pūtake tōmua ngā kokako hei whakatika i te paihere tae me te tae mōwaho, he mea nui tēnei mo te whakaaturanga pai o ngā mea whakapae rakau tuhituhi i runga i te wā. Hei tauira, i te whakapuakitanga o ngā paepae whakaahua rākau rānei, ngā wāhi rākau tuhituhi tūmatawhiti, ka taea e te miro porowhānui te whakauru i tētahi kōwhiringa me te motuhake. Ko te miro porowhānui mo te rakau he pai rawa hoki ki te whakahē i te tahuri me te wai. Ka whai muri ēnei mea rakau i te oranga o te ao, ka tae ki te whakawhirinaki, ngā pūtiki rānei, me ngā tae whakaeke. Ka hanga te miro he raraunga whakahaere ki runga i te mata o te rakau, ka taea te whakatika i ēnei momo whanonga me ngā take whenua, ka tiakina i ngā kaiwhakaahuahanga tuhituhi i te korenga rānei, i te whakaekea rānei. Ko tēnei ka pai mo ngā whakarite i roto i te whare rānei, i waho o te whare rānei, pērā i ngā mea whare kāreti rākau rānei, ngā tohu rākau waho. Ko tētahi pai atu he āheitanga ki te tuhituhi i runga i ēnei momo whakamahi rakau. Ahakoa kei te pūruirua, i te tūpapaku rānei, i te whakapapa rānei te rakau, ka pai rawa te miro porowhānui ki te whakapai, ka taea te tuku i ngā paihere pai. Ko tēnei whaiaro ka whakaae ki ngā kaihangai me ngā kaiwhakapuhi ki te hanga i te nuinga o ngā mea whakapae rakau motuhake me ngā āhuatanga pūmanawa rerekē. Ahakoa, e pānui ana ki ēnei miro porowhānui, ko te miro porowhānui mo te rakau me te whakahaere pai me te whakatakoto huringa i te wā o te tā-tuhi, na te take o ngā porowhānui kīwai. Ko te huringa nui hoki i roto i te rorohiko hei whakarite i ngā whakaritenga miro porowhānui motuhake mo te rakau hei whakaiti i te āhuatanga whenua, ahakoa te paihere pai o te tā-tuhi.