ʻO ke kūʻē ʻana o nā ʻano like ʻole i ka spinach downy mildew i kēia manawa kekahi o nā koʻikoʻi koho nui i nā koho like ʻole no nā mea kanu loea o UK, e like me ka loea lau lau o Syngenta, ʻo Rosemary Atwood.
ʻO ka hoʻolaha ʻana o ʻelua lāhui kūhelu hou o ka spinach downy mildew pathogen (Peronospora effusa) i kēia kau e hoʻonui hou i ka paʻakikī no ka ʻoihana a me ka manaʻo no nā papahana hānai.
Ua ʻike nui ʻia ka lāhui Pe:18 hou ma ʻEulopa, me ka Pe:19 ka nui ma US. Eia naʻe, ua haʻi ka International Working Group on Peronospora in spinach (IWGP): 'ʻo nā lāhui ʻelua he mea weliweli nui i ka ʻoihana spinach ma nā wahi āpau o ka honua, a he mea nui ke kūʻē ʻana i kēia mau lāhui hou'.
"Ke ʻike nui nei mākou i ke koʻikoʻi o ke kūʻē ʻana i nā ʻano like ʻole i ke kōkua ʻana i ka pale pono ʻana i nā mea e hiki ke hōʻino ʻia i nā maʻi ʻino," i hōʻike ʻia ʻo Rosemary.
"ʻO ka mea nui, ke nānā nei kā mākou poʻe hānai i ka hoʻomohala ʻana o ka pathogen ma ʻEulopa i nā makahiki i hala iho nei, no laila ua koho mua i nā ʻano like ʻole e kūʻē i nā lāhui hou, ma ke ʻano he ʻāpana holoʻokoʻa holoʻokoʻa downy mildew."
Ua hōʻike ʻo ia ʻo nā pae hoʻohālikelike no ka ʻike kūhelu ʻana i nā lāhui maʻi palu e pili ana i ka loaʻa ʻana ma kahi ākea a no nā kau hope, a me ka ʻokoʻa i nā lāhui e kū nei.
"ʻO ia hoʻi ua hiki iā mākou ke hoʻāʻo i nā ʻano hou, e like me El Lucio, El Furio, El Bravo a me El Halo, e kūʻē i ka maʻi maʻi kūloko, a hiki ke hilinaʻi i ko lākou kūpaʻa ikaika." Kūleʻa kēia mau ʻano ʻano Syngenta a pau i nā lāhui hou Pe:18 a me Pe:19 no nā mea kanu UK a me ʻEulopa.
ʻOiai ʻaʻole i laha hou ʻia kekahi o nā lāhui kahiko o ka maʻi maʻi haʻahaʻa, ʻoi aku ka hilinaʻi o Rosemary i nā ʻano like ʻole e hōʻike i ke kūʻē ʻana i nā ʻano lāhui.
"ʻO ka ʻoiaʻiʻo, ʻoi aku ka nui o nā lāhui o ka maʻi palu i ka neʻe ʻana ma waena o ʻEulopa ma mua o ka poʻe i ʻike ʻia, aia paha ma kahi pae kūloko a i ʻole nā hōʻeha manawa. ʻO ke koho ʻana i nā ʻano ʻano i hānai ʻia no nā kūlana ʻEulopa a me ka mākeke, a hoʻāʻo nui ʻia ma nā wahi āpau, hāʻawi i ka manawa maikaʻi loa e hōʻemi i ka pilikia mai ka maʻi ʻino.
Ua hōʻike ʻo ia i ka laulā Syngenta me ka pale ʻana i ka maʻi haʻahaʻa piha i ka wā ulu a pau, me ka hana maikaʻi ʻana o El Bravo i ka ulu ʻana o ka tunnel i uhi ʻia a me ka hana mua o ka wā, a ukali ʻia e El Furio a hiki i ka hopena o ka puna i loaʻa ka waihoʻoluʻu ʻeleʻele maikaʻi a me nā lau ikaika i kūpono no ka hana ʻana. Ma ke kau waena o ke kau wela, ua hana maikaʻi loa ʻo El Halo i ka bolting. No ka hoʻopau ʻana i ke kau, hiki i nā mea kanu ke hoʻi i El Furio a hope loa ʻo El Bravo, ua hoʻohui ʻo ia.
"Ua loaʻa iā mākou nā mea ulu e hoʻohana ana i nā ʻano ʻano ʻekolu i kā lākou papahana, e loaʻa ai ka maikaʻi o ka hana ʻana i ke kau," i hōʻike ai ʻo ia. ʻO nā ʻano ʻano hou aʻe e hoʻolauna ʻia nei i kēia makahiki e hōʻike ana i ke kūpaʻa maikaʻi loa i nā ʻano hou a me nā lāhui maʻi malū ʻē aʻe ma ʻEulopa. ʻO ka hui hānai spinach ʻo Syngenta European, i alakaʻi ʻia e Rinse Jaarsma ma Enkhuizen ma Holland, ke hoʻohui pū nei i ke kūʻē kiʻekiʻe i ka stemphylium i loko o nā hoʻolauna spinach hou o ka hui.
Ua hoʻohui ʻo Rosemary he mea koʻikoʻi ka nānā ʻana a me ka ʻimi ʻana i nā lāhui hou o ka downy mildew. "ʻO ia ke ʻano hiki iā mākou ke hoʻāʻo i nā ʻano ʻano hou e kūʻē i nā mea hoʻoweliweli i ka wā e hiki mai ana a, inā e hoʻokumu pono ʻia ma waena o ka ʻāina, e hoʻokaʻawale ʻia ia ma ke ʻano he lāhui kūhelu."
Ma kahi e ʻike ai ka poʻe mahiʻai i ka maʻi ʻino ʻana o nā ʻano like ʻole i kū maikaʻi ʻia, e koi ʻo Rosemary iā lākou e komo i ka ʻoihana ʻoihana e hoʻāʻo a hoʻopaʻa ʻia - ʻo Syngenta ka mea i komo pū me ke kōkua.
Ke piʻi nui nei nā ʻano hoʻololi i ka wā o nā kūlana wela a me ka haʻahaʻa lōʻihi e pili pono ana i ka ulu ʻana o ka palu, ua ʻōlelo ʻo ia hiki ke hoʻonui ʻia e ka irrigation a me ka ulu ʻana a i ʻole ka hoʻololi pōkole ʻana ma waena o nā mea kanu spinach kahi i kaupalena ʻia ai ka ʻāina.
"He mea pono e loaʻa i nā mea kanu nā mea hana a pau no kahi ala hoʻohui e pale aku ai i ka nalowale ʻana o ka mildew downy. Hoʻomaka kēlā me ke kūʻē varietal a hoʻoikaika ʻia e kahi papahana agronomy kūpono, "wahi a Rosemary. ʻO ka ulu ʻana i ka spinach i hui pū ʻia me kahi papahana fungicide maikaʻi hiki ke kōkua i ka pale ʻana i ka waiwai o ke kūpaʻa varietal i ka wā lōʻihi, ma o ka hoʻemi ʻana i ka ulu ʻana o nā ʻano pathogen hou.
Hiki ke kumu mai ka lau spinach e kekahi mau maʻi pathogens like ʻole, e like me Peronospora effusa, Stemphylium species., Cladosporium variabile a me Colletotrichum dematium. ʻAʻole nānā mau ʻia kēia mau pathogens e nā luna o EU.
Ua ʻike ʻo Syngenta i ke kūʻē kiʻekiʻe (HR) ma nā laina genetic o ka hui i hoʻokahi ʻano Stemphylium specie i ʻike ʻia a hoʻokaʻawale ʻia mai nā laʻana leafspot he nui i nā makahiki i hala a ma nā ʻāina ʻē aʻe o EU.
No ka 'ike hou aku:
Rosie Atwood
ʻO Syngenta UK
Mobile : (+44) 07776 997416
Leka uila: rosemary.atwood@syngenta.com