Ki te whai muri mai ngā whakahaere hauora me te rangahau i ngā ara rua, ko ngā pere mikroba hei hanga i te kaupapa o te whakaputa ā-wheako kua hangaia hei mahi ki roto i te whenua rānei ki roto i te karearea, me te whakamana i te whakaputa i ngā momo he iti noa te whakatūroro i te taiao. Ko ō rātau tono kua whakawehewehea i ngā momo pai e hiahia ana ki te hanga me te whakamahi pai mō te kohikohinga me te whakatau i ngā raupapa, pai rawa mō ngā tirohanga pūtaiao me ngā tirohanga rōpū. Ki te whakapakari i ngā tirohanga nui ake, ko te rongoā wētika i whakaaetia e ngā pere prostere hei take pai ki ngā kaiwhakahaere e pūmau ana ki te ratonga pai o ngā mate me te tirotiro hoki i te mātauranga.