E mōhiotia whānuitia ana ngā rīwai, te witi, te raihi, me te kānga ko ngā hua kai nui e whā o te ao, ā, he tūranga nui tō rātou i roto i te whanaketanga o te ōhanga ahuwhenua o Haina. Ko ngā rīwai, e kiia ana ko ngā rīwai, he huawhenua noa i roto i ō tātou oranga. He maha ngā kai reka ka taea te hanga hei kai reka. He nui ake te uara kai i roto i ētahi atu hua me ngā huawhenua. He nui rawa te māngaro, te kohuke me te pūmua i roto. He "āporo raro whenua" kei roto. Taitara. Engari i roto i te tukanga whakato rīwai, he maha ngā wā ka tūtaki ngā kaimahi pāmu ki ngā momo pepeke me ngā mate, ka tino pā ki ngā painga whakato a ngā kaimahi pāmu. I te wā mahana me te makuku, he nui ake te maha o ngā mate pāwera rau rīwai. Nō reira, he aha ngā tohu o te mate pāwera rau rīwai? Me pēhea te ārai?
Ngā tohu mōrearea Ka tino pāngia ngā rau, ko te nuinga o ēnei te mate tuatahi i ngā rau tawhito o raro i waenganui me te mutunga o te tipu. Ka pangia ngā rau rīwai, ka tīmata mai i te taha tata o te rau, i te pito rānei, ka puta ngā ira pirau kakariki-parauri i te tīmatanga, kātahi ka whanake haere hei ira pirau nui tata porowhita ki te āhua "V", he hina-parauri te āhua, me ngā tauira mowhiti ngaro, ā, ko ngā taha o waho o ngā ira mate he maha ngā wā ka kōwhai me te chlorescence, ā, i te mutunga ka pirau, ka wera ngā rau mate, ā, i ētahi wā ka puta he ira parauri pouri ki ngā ira mate, arā, ko ngā conidia o te pathogen. I ētahi wā ka pangia ngā kakau me ngā aka, ka puta he ira pirau hina-parauri kāore i te āhua, ā, i muri mai ka puta he ira parauri iti ki te wāhanga mate.
Tauira putanga Ko te mate pāwera rau rīwai i puta mai i te mate o te harore imperfect harore Phoma vulgaris. Ka noho tēnei mate pāwera i roto i te oneone me te sclerotium, te hyphae rānei me ngā kiko mate, ā, ka noho anō hoki i runga i ētahi atu toenga o te tipu. Ina pai ngā āhuatanga o te tau e whai ake nei, ka tauhiuhia e te wai ua ngā mate pāwera whenua ki runga i ngā rau, ki ngā kakau rānei, ka pangia tuatahitia. Whai muri i te putanga mai o te mate, ka puta he sclerotia, he conidia rānei ki te wāhanga mate. Mā te mate tonu me te awhina o te wai ua ka horapa te mate. Ka āwhina te mahana me te haumākū nui ki te putanga mai me te horapa o te mate. He kino ake te mate i ngā wāhi he rawakore te oneone, he whānui te whakahaere, he nui rawa te whakato, ā, he ngoikore te tipu o ngā tipu.
Ngā tikanga ārai me te whakahaere Ngā mahi ahuwhenua: whiriwhiria he wāhi momona ake mō te whakato, kia matatau ki te kiato whakato e tika ana; whakanuia ngā maniua waro, me te whakamahi tika i ngā maniua phosphate me te pāhare pāporo; whakapakari i te whakahaere i te wā tipu, te whakamakuku me te whakakakahu i te tihi i te wā tika, hei ārai i te koroheketanga o ngā tipu; i te wā tika i muri i te kotinga Tangohia ngā tinana mate i te mara, ka whakangaromia i roto i te huarahi pokapū.
Te whakahaere matū: te ārai me te rongoā i te tīmatanga o te mate mā te rehu. I te tīmatanga o te mate, ka taea e koe te whiriwhiri ki te whakamahi i te 70% paura thiophanate-methyl wettable 600 ngā wā wai, te 70% mancozeb WP 600 ngā wā wai rānei, te 50% iprodione WP 1200 wai whakarea + 50% paura Dibendazim 500 ngā wā wai rānei, te 50% Vincenzolide WP 1500 ngā wā wai + 70% Mancozeb WP 800 ngā wā wai rānei, te 560g/L Azoxybacter·Period 800-1200 ngā wā wai o te Junqing whakatārewatanga, te 5% paura chlorothalonil 1kg-2kg/mu rānei, te 5% kasugamycin·paura parahi hauwai 1kg/mu rānei, ka taea hoki te whakamahi mō te whakato i ngā wāhi tiaki.
Wā tuku: Oketopa-15-2021