Ki te whakarāpopotanga o te āpirini, e hia nei ngā hua tōtoko ka puta mai i te whakarāpopotanga. Ko ēnei hua tōtoko he mea nui te utu nā te nui o te pūtini me te āhua māmā o ngā hua. Ko tētahi o ēnei hua tōtoko ko te kai pūtini āpirini. Ka whakamahia noa tēnei hua pūtini ki te kai kararehe, ā, ka whakamahia hoki hei kaiwhakaora whenua natirari. Nō reira, ka pakari ake te rākau o te kararehe, ā, ka hua ake anō te whenua, arā, he whakaeke takirua mō ngā kainoho whenua me ngā kaihao kararehe. Mā te pū o ngā nutarini e āwhina ana i te tipu kaha o ngā kararehe, ā, o ngā hua hoki, e ū ana ki te hiahia mō te whakatipu kati e rapu ana te ao.