ʻO ke kanu ʻana i nā pua ʻāhiu ma nā māla ʻuala hiki ke hōʻemi i ka nui o nā maʻi i lawe ʻia e nā aphids a hōʻemi i ka hoʻohana ʻana i nā insecticides, hōʻike ʻo Potatoes News.
Ke alakaʻi nei ʻo Eric Anderson, ka loea agronomist kiʻekiʻe a me ka loea ʻuala mai Scotland, i nā hoʻokolohua me Jim Reed ma ka mahiʻai a Milton Mathers. ʻO Jim ka mea nona ka AHDB Strategic Potato (SPoT) mahiʻai a me AHDB, Colin Herron a me Colin Ross mai McCain ʻO ka ʻuala ke aʻo nei lākou i nā ʻano hana like ʻole e pale aku i ka maʻi maʻi ma ke ʻano he ʻāpana o ka pāhana mahiʻai SPoT ʻehā makahiki.
ʻO ka piʻi ʻana o nā maʻi i ke kanu ʻana i nā hua ʻuala i ka makahiki 2019 a hiki i kahi kiʻekiʻe o 20 mau makahiki. ʻO ka mea hewa nui ʻo Potyvirus, PVY, ka nui o ka PVY N strain (necrotic strain), a me PLRV pū kekahi.
ʻO PVYn ka mea hopohopo nui loa. Eia kekahi, ʻo ka hoʻomau ʻia ʻana o ka hoʻohana nui ʻana i nā pyrethroids e alakaʻi i ka hopena o ke kūʻē ʻana i kēia pūʻulu o nā lāʻau i nā aphids non-colonizing.
ʻO ka noiʻi ʻana ma Rothamsted e pili ana i ka hoʻohui ʻana i nā pua ʻāhiu i loko o nā māla kāloti a me ka hana a Matthias Tschumi ma Switzerland e hōʻike ana he hiki ke hoʻohana ʻia nā hoʻokolohua me ka ʻuala. Ua ʻike ʻo Eric i nā pua ʻāhiu e like me ka cornflower, common vetch, a me ka yarrow. He mea maikaʻi loa lākou i ka huki ʻana i nā ʻenemi kūlohelohe o nā aphids. He mau mea kanu ʻokiʻoki kēia i like ke kiʻekiʻe me ka ʻuala.
Ma Milton, lulu ʻia nā ʻāpana 3m ākea o kēia hui ʻana ma waena o nā lālani ʻuala, e hana ana i kumu meaʻai pua a me kahi noho hoihoi i nā lele, nā laceworms a me nā ladybugs.
"Ua ʻike lōʻihi ʻia ʻo nā aphids ka nui o ka hoihoi ʻana i ka mālamalama i ʻike ʻia i ka lepo ma nā moena ʻole a me nā mea kanu e pili ana. ʻO ke kanu ʻana i nā pua ʻāhiu a i ʻole ka hohola ʻana i ka mulch mauʻu ma luna o kēia mau moena kaawale he mau hana hoʻohaʻahaʻa kūpono no nā mea hana hua mua - FG2 a me FG3.
ʻO ka maikaʻi o nā ʻōpala i ka mālama ʻana i nā pest e hilinaʻi nui ʻia i kā lākou ʻano botanical. Hoʻomaopopo ʻo Eric aia kahi manawa lohi no nā ʻenemi kūlohelohe e hoʻonui i nā helu, no laila ua ʻōlelo ʻia ka hoʻohana ʻana i kēia ʻano hana a me nā kemika e like me nā aila mineral.
E heluhelu i ka ʻatikala piha
Hoʻolālā ke Kuhina Mahiai i ʻelima mau makahiki e hoʻonui i ka hoʻohana ʻana i nā hua home
Ke kūkulu nei ka Ministry of Agriculture, me nā wahi o ka Russian Federation, i nā hoʻolālā ʻelima mau makahiki e hoʻonui i ka hoʻohana ʻana i nā hua home. E pili ana i kēia i ka wā o nā hālāwai pāremata ma...