Ko te pouaka upoko pahi he ngawari te hoahoa, ka taea te urutau ki nga momo whakaritenga.

He wāhanga nui te pouaka tīmatanga o te paipa pahi o te pūnaha paipa pahi, hei kuaha hei whakauru i te hiko ki roto i te pūnaha, hei whakarato hoki i ngā mahi hononga, tiaki me te whakapūmau whenua. Kei te tīmatanga o te paipa pahi tēnei wāhanga, ā, he mahi nui tāna ki te hono i te paipa pahi ki ngā taputapu hiko o waho pērā i ngā kaiwawao ara iahiko me ngā taputapu whakapūmau whenua. Ko tōna hiranga he whakarite kia maeneene, kia haumaru hoki te mahi a te pūnaha hiko katoa.

Ko tētahi o ngā painga matua o ngā pouaka tīmatanga pahi ko te atanga hononga watea e whakaratohia ana e rātou. Mā tēnei āhuatanga ka māmā ake te tukanga hono i te pūnaha pahi ki ngā taputapu hiko o waho, ka māmā ake te whakaritenga me ngā tukanga tiaki whānui. Hei tāpiri, he mahi tiaki anō hoki kei te pouaka tīmatanga pērā i te taumaha rawa me te tiaki ara iahiko poto, ka taea te tiaki i te pūnaha pahi me ngā taputapu o waho mai i ngā āhuatanga rerekē pea i roto i te pūnaha hiko.

Hei tāpiritanga, kei roto i te pouaka tīmatanga he taputapu whenua, ka taea te whenua kia pai ai te whakahaere i te pūnaha hiko. He mea nui tēnei mahi whenua hei pupuri i te pono me te pumau o te pūnaha katoa, inā koa mēnā he hapa hiko, he raruraru rānei. Heoi anō, he ngāwari te hoahoa o te pouaka tīmatanga o te paipa hiko, ā, ka taea te whakarerekē ki ngā pūnaha paipa hiko o ngā whakatakotoranga me ngā tauira rerekē hei whakatutuki i ngā hiahia rerekē o ngā āhuatanga rerekē.

Mō te pono, he mea hanga te pouaka tīmatanga pahi ki ngā rauemi kounga teitei hei whakarite i te roa o te wā e mau ana, e pumau ana hoki. He mea nui tēnei pono hei pupuri i te mahi pumau me te kore e mutu o ngā pūnaha hiko, hei whakaiti i te mōrearea o te wā kore mahi me te raruraru. I te nuinga o te wā, he wāhanga matua te pouaka tīmatanga pahi i roto i te pūnaha pahi, ā, he mea nui tana mahi ki te whakarite i te pai, te haumaru me te pono o te whakaurunga hiko katoa.