Ko te umanga ika whakapaipai o Hapani, e tautokona ana e te Nishikigoi (koi carp) e mōhiotia whānuitia ana i te ao, he wāhi nui i roto i te rāngai ahumoana whānui. I kaweake a Hapani i te 560 tāne o ngā ika whakapaipai ora i te tau 2024, ā, neke atu i te 80% o te uara kaweake e ai ki ngā raraunga hokohoko a te Manatū Ahuwhenua, Ngāherehere me te Hī ika o Hapani, ko te koi te mea nui. Ko te mākete whāngai koi ā-rohe—e kiia ana he 12,000 ki te 15,000 tāne ia tau—e hiahia ana ki ngā mira pereti e taea ai te whakaputa pereti mānu me ngā ātete diameter tika, te pumau wai teitei, me te ōritetanga matūkai rite tonu puta noa i ngā rahi pereti maha mai i te 2 mm ki te 8 mm. E tirotiro ana tēnei rangahau take me pēhea te whakatutukitanga o tētahi kaihanga whāngai koi i te Prefecture o Niigata, te wāhi whānau tawhito o te whakatipuranga o Nishikigoi, i ngā whakapainga ine i roto i te kounga pereti me te whai huatanga o te whakaputa i muri i te tono i ngā mira pereti mowhiti mate a Hongyang HYPM mō tā rātou raina whāngai ika whakapaipai motuhake. I roto i te wā mahi 14-marama, i tuhia e te mira he 98.3% te wā mahi, he rerekētanga rahi o te pire i raro i te 0.15 mm, ā, neke atu i te 4 hāora te pumau o te wai—he inenga e tautoko tika ana i ngā paerewa tika o ngā kaiwhakatupu koi ngaio me ngā kaiwhaiwhai o Hapani. Papamuri: Te Ahumahi Whāngai Koi o Hapani Kei te rohe o Niigata te pūtake o te ahumahi Nishikigoi o Hapani, te wāhi i tīmata ai te whakatipu kāpa tae i te tīmatanga o te rautau 19 i te rohe o Yamakoshi. I tēnei rā, neke atu i te 1,500 ngā kaiwhakatupu koi kua rēhitatia e Hapani, ko te nuinga kei ngā rohe o Niigata, Hiroshima, me Fukuoka. Ko te uara o te mākete koi ā-rohe he tata ki te 30 piriona yen ia tau, me ngā tauira kounga whakaaturanga takitahi e utu ana mai i te 500,000 yen ki te neke atu i te 100 miriona yen i te hokohoko. He nui ngā tono mō te kounga whāngai i tēnei mākete uara nui. E uarahia ana ngā koi mō te kaha o te tae, te mārama o te tauira, te kanapa o te kiri, me te āhua o te tinana—ko ngā āhuatanga katoa e pāngia tika ana e te kai. Ko te whakatakotoranga kai koi kounga teitei ko te paraoa ika 35-40% o te kai, te paraoa witi 15-20% hei pūtake warowaihā me te here taiao, te paraoa pīni soya 10-15%, te parai raihi 5-10%, te spirulina 3-5% hei whakarei ake i te tae i runga i te carotenoid, te paraoa krill 3-5% hei pūtake astaxanthin taiao, me te ranunga huaora-kohuke kei roto ko te huaora C kua whakapumautia mō te mahi ārai mate. He rite tonu te uaua o ngā whakatakotoranga ā-tinana o ngā pire kai koi. Me pupuri tonu ngā pire e rere ana i te wai mō te iti rawa o te 30 meneti kia taea ai te tirotiro i te whāngai - he mahi nui i roto i te whakatipu koi e aromatawaihia ana e ngā kaiwhakatupu te whanonga whāngai hei tohu matua mō te hauora o te ika. Ko te diameter o ngā pire mai i te 2 mm mō ngā tosai taitamariki (ika kotahi tau te pakeke) ki te 8 mm mō ngā koi nunui kua pakeke neke atu i te 80 cm te roa. I roto i ia kāwai rahi, kaua te manawanui diameter e neke atu i te ±0.2 mm kia rite ai te whāngai me te ārai i te whakataetae i runga i te rahi i roto i ngā roto. Ko te pumau o te wai—me ine i te roa o te noho o ngā pirepire me te kore e memeha—me neke atu i te 2 hāora hei ārai i te paru o te wai roto, ka taea e ēnei i roto i ngā pūnaha whakatipu ika kua kati te whakanui ake i ngā taumata haukini me te whakararuraru i ngā kararehe utu nui. Ko te Kiritaki: He Tohunga Whāngai Koi nō Niigata Ko tā mātou kiritaki, he kaihanga whāngai o te reanga tuarua e mahi ana i Nagaoka City, Niigata Prefecture, e whakaputa ana i te 3,500 tāne o te whāngai koi ia tau. E ono ngā rahi pirepire o ā rātou hua puta noa i ngā taumata hua e toru—paerewa, kounga teitei, me te taumata whakataetae—e mahi ana ki te 180 ngā kaiwhakatupu koi puta noa i Hapani, me te piki haere o ngā rahinga kaweake ki ngā mākete o te Tonga-Rawhiti o Āhia tae atu ki a Thailand, Indonesia, me Malaysia. I te mutunga o te tau 2024, i kitea e te kiritaki e toru ngā arai mahi i roto i tā rātou raina pirepire o nāianei: Te Maukati Mate me te Rerenga Rahi Perepire: I whakaatuhia e ā rātou pirepire mowhiti tikanga te whakanui i te kōhao mate ine i muri i te 800 hāora mahi. I te whānui haere o ngā kōhao mate, ka neke te diameter o te pirepire ki tua atu i te manawanui ±0.2 mm, ka puta he pirepire nui rawa atu i whakararu i te ōritetanga o te whāngai. Kua tīmata ngā kaiwhakatupu kounga teitei ki te whakahoki mai i ngā puranga me ngā rerekētanga o te diameter i tua atu i ngā whakaritenga—he whanaketanga kino arumoni i roto i te mākete rongonui. Te Tauritekore o te Pūmautanga o te Wai: I rerekē te pumau o te wai i tutukihia i waenga i te 1.5 me te 3.5 hāora i runga i te pāmahana o te mate me ngā āhuatanga whakatikatika. Ko ngā pire i hangaia i te wā o ngā oma whakaputa roa—i te pikinga o te pāmahana o te mate ki runga ake i te 85°C—i whakaatu i te pai o te whakakorikori māngaro me te pumau o te wai, i te mea he maha ngā wā ka heke iho ngā puranga tīmatanga-o-te-huringa i raro i te iti rawa o te 2-hāora. Nā tēnei rerekētanga puranga-ki-te-puranga i whakaiti i te whakapono o ngā kaiwhakatupu ki te pumau o te hua. Te Whakaputa Whiu i roto i te Takai: Ko te whakaurunga nui o te paraoa ika i te 35-40% ki roto i ngā whakatakotoranga whāngai koi ka hanga he hanganga pire pakarukaru. Me ā rātou mate o nāianei, i eke te ihirangi whīwhiwhi i muri i te whakamatao ki te 4-5%, ka kohia ki roto i ngā raro o te putea me te whakaputa amuamu a ngā kaihoko mō te āhua o te hua me te uara e kitea ana. I roto i te mākete e aro ana ki te whakaaturanga o Hapani, ko ngā putea puehu e tohu ana i te kounga hanga ngoikore ahakoa te ihirangi kai. Te Otinga Hongyang: Mira Pellet Mate Mowhiti Raupapa HYPM I whiriwhiria e te kiritaki ngā mira pellet mate mowhiti raupapa HYPM a Hongyang me ngā mate kua whirihorahia mō te hanga whāngai ika whakapaipai. I arohia e te whirihoranga ia wero whakahaere mā roto i ngā kōwhiringa hangarau motuhake: Rauemi Mate me te Mīhini Tika: I tukuna e Hongyang ngā mate mowhiti i hangaia mai i te maitai koranu X46Cr13 me te maimoatanga wera korehau kia eke ki te pakeke o te mata o te 58-60 HRC. I whakahaeretia te taratara o roto o te kōhao mate ki te Ra ≤ 0.8 μm mā roto i te tukanga whakakoi maha-wāhanga. Mō te tono whāngai koi, i tohua e te tīma hangarau a Hongyang he whirihoranga kōhao mate me te ōwehenga kōpeketanga o te 1:10 mō te whānuitanga pellet 2-4 mm me te 1:12 mō te whānuitanga 5-8 mm, e whakaatu ana i te nui ake o te ngako i roto i ngā whakatakotoranga kounga teitei - mai i te paraoa ika me te paraoa krill - e whakaiti ana i te ātete waku i roto i te awaawa mate. Nā te ōwehenga kōpeketanga teitei i utu te pānga whakahinuhinu o ngā hinu ika, e whakarite ana i te kiato pellet ōrite puta noa i ngā whānuitanga rahi katoa. Whakaurunga Pūnaha Whakahau: I honoa te pūnaha HYPM me te whakahau rerekētanga poro-rua e whakarato ana i te 90-120 hēkona o te wā pupuri i te 85-95°C, ka tutuki ai ngā reiti whakamomona māngaro o te 45-55%. He mea nui tēnei mō te pumau o te wai. Ko te pāmahana whakamomona teitei—i puritia kia ōrite mā te werohanga mamaoa e whakahaerehia ana e te PID—i whakarite kia rite te whakamomona ahakoa te roa o te whakahaere whakaputa, ka whakakore i te hekenga kounga tīmatanga-o-te-nekehanga i pā ki te kiritaki i mua. Ko te whakamomona paraoa witi, e whakahaerehia ana e te pānga whakakotahi o te pāmahana, te makuku, me te wā noho, i haere tonu ki te otinga i mua i te urunga o te paraoa kua whakamomona ki te rūma whakamomona. Te Whakahaere i Muri i te Whakamomona: I tūtohu te tīma hangarau a Hongyang i tētahi whirihoranga whakamatao rere-whakamuri me te wā pupuri roa o te 12-15 meneti me te whakahaere pāmahana hau taiao hei whakatutuki i te pāmahana putanga pire i roto i te 3°C o te taiao. Nā tēnei tikanga whakamatao i whakaiti te pakaru o te ru wera—he pūtake noa o ngā pai i roto i ngā pire whāngai ika nui-pūmua—mā te karo i te whakamatao tere o te mata e hanga ana i ngā whati ahotea o roto i te anga pire. Ngā Hua: Ngā Raraunga Mahi 14-Marama Whai muri i te whakatūnga i te Hui-tanguru 2025 me te 14 marama o te mahi tonu, i tuhia e te kiritaki ngā inenga mahi e whai ake nei: Te Wā Mahi Whakaputa: I eke te mira pellet mate mowhiti HYPM ki te 98.3% te wā mahi i roto i te wā aromatawai. Nā te roa o te ora ratonga mate—nā te maitai koranu X46Cr13 me te maimoatanga wera tika—i taea ai te whakahaere whakaputa mō te 1,400-1,600 hāora i waenga i ngā whakakapinga mate, tata ki te rua te wā whakakapinga 800-hāora o mua a te kiritaki. Ko te tikanga o tēnei he tata ki te 3,800 tāne o te whāngai koi i whakaputaina mō ia huinga mate, ki te whakaritea ki te 1,700 tāne me ā rātou taputapu o mua. Nā te whakaiti i te auau whakawhiti mate anake i whakakorea te tata ki te 48 hāora o te wā whakatā whakaputa ā-tau. Te Tika o te Diameter Pellet: Ko te tauira tatauranga o te 200 pellet mō ia puranga puta noa i ngā rahi pellet e ono i whakaatu i te toharite o te diameter o te 0.12 mm me te paerewa o te 0.06 mm—i roto i te whakaritenga ±0.2 mm. I kōrero te kiritaki kāore he panga puranga i puta mai i te korenga o te rahi o te pire i roto i te wā 14-marama, he whakapainga nui mai i ngā panga 3-4 i ia tau i kitea i mua. I roto i ngā tau e ono, tata ki te 15 tāne o te kai i hangaia anōtia me ngā mahi whakahaere e pā ana ki ia panga. Te Pūmautanga o te Wai: Ko te whakamātautau tāke whakahaeretia i te pāmahana wai 25°C i whakaatu i te pumau o te wai o te 4.2-4.8 hāora puta noa i ngā rahi pire katoa. I hipa ake tēnei i te whakaritenga a te kiritaki 2-hāora me te paearu 3-hāora e whakahuatia ana e ngā kaiwhakatupu kai kounga teitei. Ko te whakapainga i ahu mai i te whakahaere pāmahana ōrite o te pūnaha whakatikatika me te ōwehenga kōpeketanga kua arotauhia o te mate e tuku ana i te gelatinization māngaro ōrite puta noa i te wāhanga whakawhiti pire. Te Whakaiti i ngā Whiu: Ko te ihirangi whiu i muri i te whakamatao me te takai i mua i te tākai, i inehia mā te tātari mā te mata 1.0 mm, he toharite 1.8%, he heke iho i te 4.5% me te pūnaha mate o mua. Ko ngā rangahau urupare a te kiritaki i mahia i roto i ngā marama e ono i muri i te whakatūnga i whakaatu i te whakahekenga 40% o ngā amuamu e pā ana ki te pumau o te pire me te kohikohi puehu o raro o te putea. Mō te mākete e pāngia ana te kounga o te hua e te whakaaturanga o ngā takai, he nui rawa te hiranga o tēnei whakapainga ki te arumoni. Urupare a te Kaiwhakatipu: I kōrero te kaiwhakahaere hokohoko a te kiritaki e toru o ā rātou pūkete kaiwhakatipu matua e rima—tae atu ki tētahi kaiwhakatipu Toa Nui rongonui ā-motu mai i Isawa, Yamanashi Prefecture—i kite i te pai ake o te ōritetanga o ngā pirepire me te whakaiti i te pōuri o te roto i te wā whakatipu 2025. I tuhia e tētahi kaiwhakatipu he 12% te whakapainga o te ōritetanga o te taumaha puta noa i tētahi rōpū koi 400 nisai (e rua tau te pakeke), e kī ana ko te whakapainga nā te rahi o ngā pirepire ōrite me te ōritetanga o ngā matūkai teitei ake puta noa i te wā whāngai. Te Pūmau a Hongyang ki te Hangarau Motuhake mō te Tono E whakaatu ana te take a Niigata i tētahi mātāpono e tautoko ana i te huarahi a Hongyang ki te mākete mīhini whāngai o te ao: ko te hangarau motuhake mō te tono te mea e akiaki ana i ngā putanga a te kiritaki. Mō te tono whāngai koi, ehara i te mea ko te nui o te hua mata—ko te kaha kua whakatauhia o te pūnaha HYPM i nui ake i te rahinga iti o te kiritaki i te tau 3,500-tana—engari ko te whakarewa mate, te tika o te ōwehenga kōpeketanga, me te ōritetanga o te whakatikatika. Nā te hiahia o Hongyang ki te whakarite i ngā mati mowhiti ki ngā hiahia motuhake o te hanga whāngai ika whakapaipai, kaua ki te tuku i te mati whāngai kararehe paerewa, i wehewehe te whakauru mai i ngā kaiwhakarato taputapu taonga. Mai i te tirohanga a te kiritaki, ko te uara o te tono i tua atu i te mahi taputapu. Ko te whakaiti i te auau whakakapinga mati i whakaiti i ngā utu pau mā te 1.2 miriona yen ia tau. Ko te whakakorenga o ngā whakakorenga puranga i whakahokia mai he tata ki te 85 tāne o te kaha whakaputa i maumauria ia tau. Ā, ko ngā painga o te makona o te kiritaki—he uaua ake te ine engari he mea whakatau i roto i te ahurea pakihi a Hapani e whakahaerehia ana e te whanaungatanga—i whakapakari i tō rātou tūranga whakataetae i roto i te mākete e whakahaere tika ana te ingoa waitohu i ngā utu nui. Whakamutunga Ko te umanga koi o Hapani, me ōna paerewa kounga tino pai me te turanga kiritaki mohio, e tohu ana i tētahi o ngā mākete whāngai tino tono puta noa i te ao. Ko te whakatinanatanga angitu o ngā mira pereti mati mowhiti HYPM a Hongyang i tētahi kaihanga whāngai koi o Niigata e whakaatu ana ka taea e ngā taputapu pereti i hangaia kia tika te hanga i ngā whakapainga ine i roto i te kounga pereti, te pai o te whakaputa, me te makona o te kiritaki—ahakoa i roto i ngā tono motuhake kāore ngā rahinga whakaputa e tata ki te tauine ahumahi. Mō ngā kaihanga whāngai e mahi ana ki ngā mākete ahumoana kounga teitei, ka tukuna e te keehi Niigata he tauira ka taea te tārua: te haumi ki te hangarau mate me te tika o te whakatikatika, te ine tika i ngā putanga, me te whakaaro ki te kounga o te pirepire hei rerekētanga whakataetae kaua ki te paepae iti rawa o te tutuki i ngā whakaritenga.