Ki te tārai whenua a Te Kariri, me whai kiko kē ia ki te tirotiro i te mea e pai ai te wheako wai mo ana hua kai ki te hunga pai ki te whakatipu. Tēnā ko tētahi o ngā huarahi i whakaae ai rātau ki tēnei mahi ko te lindsay pivot irrigation rangitaki. Ko tēnei he momo nui pūhukura, ka haere i runga i te porowhita me te whakawatea i ngā hua kai i te wehi. Ka tātari mātou i ngā pai o ngā rangitaki pūhukura i te takutai me pea kei a rātau kia puta ake i te maha kai.
He mea taea te utu. Ka nui ēnei rārangi, ka whakanui i te nui o ngā taenga whenua e hoko ana i te wai, ā, ka whakamana i a kōhatu rākau kia tae atu i te wai e hika ai. He putahi maha ngā pūhukura i raro i ngā raranga wai e taea ana te whakarite i te wai ki ngā mahinga kai i roto i ngā porowhita, ka taea te whakahē i te iti rawa atu ranei, te nui rawa atu ranei i te wai, ko ērā mea ka mate ai ngā rākau. Ko tēnā ka taea e ngā kaiwhakaora whenua te tiaki i te wai me te huringa, ā, ka noho ora tonu ngā rākau.
Ka taea e ngā māra kia whai ake i te iti Mōhuia te rere, me te kawe i te katoa o ngā raupapa, kaore i te whiwhi i ngā ringaringa i te wā o te mate. Ki te whakamahi i rara paihere uta rautaki ka taea e rātou whai ake, mā te taumaha tika o te wai. Ka taea tēnei pūnaha ki te whakarite hei whakawāhi i ngā kai i ngā wā ā-wae ā-pūnaha, nā te mea he akiaki ngā momo whenua, me ngā momo kai e rima ana. Ki te whakatakoto i te take wai tika tonu mo ngā māra, ka taea e rātou whakangungu me te whakapakari i o rātou kai, ka puta ake he atu kai i te wā o te hāpai.
rārangi whakawhiti wai mō te hoko kua whakararuwhā te mahi hākapi i runga i tētahi wā, i te mea he wāhi iti te whakaeke i te mahi hākapi me te tūtohu nui. Nō te hunga rorohiko te whakamahi hei tūtohu i te āe o te wai me te whakatika i tēnā i tēnā mō ngā kai e hiahiatia ana ki te utu rawa atu i te maha o te wai. Ka whakaae ki ngā hakiheihei kia whakahaere i a rātou mahi hākapi i runga i tētahi wā, ka toro haere te wā me te mahi, ā, kua awhina i ngā kai ki te noho ora me te whakapakari pai.
He nui te ahurea o ngā pūhukitanga tuawhiti i roto i te matauranga hākapi o nāianei, ka ea noa ina e māku nei ngā hakiheihei ki te whakamahia i a rātou kai ki te wai pai. He pai noa te whakataki i ngā whenua rahi me te iti rawa i te whakahaere tūhonotia, ko ēnei rāngai he pai tonu mō ngā pāmu rahi. Ki te whakahaere i te hākapi i te wai, pū kaiwhakarite hua oneone mō te whiwhinga ka whakaae ki ngā hakiheihei kia whakamahi i ō rātou wā mo ērā mahi matua, pērā i te tīmata, te kawe mai me te tiaki i a rātou kai.
Ki runga i ngā pāmu rahi, whakapuaki rorohiko mō te pīke he maha ngā painga o enei rangatira mea kia pai ai te whakatau i a rātou hei tūtohu i te mahi huaroa. Ka taea te whakatika i ēnei rangitaki mo ngā hua kē, kia kitea e ia rākau he iti rānei te wai i whakaputaia ki ia rākau. Ko te tuhinga ke atu, he pai mea ngā pūhukura i te takutai, ka whakamahi i te iti rawa o te wai me te huringa i runga i ērā momo hanganga kē.