I angitu a Holtop ki te whakawhanake i tetahi raupapa hou o te whakamaarama whakaora wera, he mea rite rawa ki nga kaiwhakawhiti wera konumohe momo pereti kaitahuri teitei. Ko te kaha ka eke ki te 85%, a koinei te taumata matua o te hangarau whakaora wera i Haina.
