Ke ʻimi nei nā mea kanu ʻuala ma Bangladesh i mau ala e kōkua ai i kā lākou mahi kanu ʻuala i hoʻopilikia ʻia me ka maʻi ʻuala make - ka maʻi ahi. ʻO ka ulu ʻana o ka maʻi bacteri i kumu ʻia e ka noe lōʻihi a me ka nele o ka lā lawa.
ʻO nā mea kanu ʻuala i hoʻopili ʻia me ke ahi ka make ma mua o ka make. Ua haʻi aku ka poʻe mahi ʻai i ka Hōkū Lā Daily he hiki ʻole iā lākou ke kōkua i nā māla ʻuala. ʻOiai ka hoʻohana ʻana o nā hoʻomākaukau fungicidal, e like me ka mea i koi ʻia e nā loea o ke Kuhina mahiʻai o ka ʻāina, ʻaʻohe hopena maikaʻi i loaʻa.
ʻO ka mea mahiʻai, nona kahi hoʻolālā e waiho kokoke ana i ke kauhale o Kalupara, i ʻōlelo ʻia ua noi ʻo ia i nā fungicides ʻelima mau manawa, ʻo ka mea mua i ʻike koke i nā maʻi mua o nā mea kanu. Eia naʻe, makehewa kāna mau hoʻoikaika ʻana a make nā 60% o kaʻuala. Hoʻolilo nā mahiʻai i nā kālā he nui me ka lana o ka hiki ke mālama i kekahi hua, akā hoʻomau ka make i nā mea kanu. I kēia manawa aia he 2500 hectare o kaʻuala ma ka wahi i hoʻopilikia ʻia.
Manaʻo loea
Ua ʻōlelo ʻo ka loea ʻo A. Zelov e pili ana i ke kūlana: No ke aha e kōkua ʻole ai nā hoʻomākaukau fungicidal i nā mea kanu ʻuala Bangladesh? ʻO ka mea mua, no ka mea, ʻaʻole ka pathogen he fungus, akā he maʻi koʻohune, ma Bangladesh, ʻoi aku ka wikiwiki o ka bacteria ma mua o ka hana bactericides: antibiotics, copper sulfate, potassium permanganate, etc. I ko lākou kūlana, ʻo ka hoʻohuli hua wale a me nā ʻano hua manuahi o ka pathogen ka mea maikaʻi. Hiki ke minamina wale ka poʻe mahiʻai mai Bangladesh - he maʻi weliweli loa ka puhi maʻi kūpala. ʻO ia ke kumu he mea nui e ukali pono i nā ana quarantine i ka lawe ʻana mai i nā tubers iā Lūkia. "
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