Ọnụ ala dị ala maka China Azoxystrobin 282g/L + Metalaxyl-M 108g/L Se nke fungicide pesticide

Red ire ere bụ ihe dị mkpa nchekwa ọrịa nduku.Ọ bụ ihe na-akpata ya bụ phytophthora, Phytophthora, nke sitere na ala, a na-ahụkwa ya na mpaghara na-eto nduku na gburugburu ụwa.
Ọrịa nje a na-amụba n'ime ala juputara na ya, ya mere ọrịa ahụ na-ejikọta ya na ala ndị dị ala ma ọ bụ ebe ndị na-adịghị mma.Mmetụta ọrịa na-akawanye elu na okpomọkụ n'etiti 70°F na 85°F.
Ị nwere ike ghara ịhụ pink ire ere tupu owuwe ihe ubi ma ọ bụ tuber nchekwa, ma ọ na-amalite na ubi.Ọrịa na-esitekarị na mgbakwunye ụkwụ, mana ha nwekwara ike ime na anya ma ọ bụ ọnya.Pink ire ere nwekwara ike gbasaa site tubers na tubers n'oge nchekwa.
Dị ka ndị na-efe efe nke mbubreyo blight (Phytophthora infestans) na ntapu (Pythium na-egbu egbu), pathogen rotting pink bụ ero-dị ka oomycete, ọ bụghị ero "ezigbo".
Gịnị mere anyị ji kwesị ịma?N'ihi na njikwa kemịkalụ nke nje fungal anaghị adịkarị na oomycetes.Nke a na-egbochi nhọrọ njikwa kemịkalụ.
Ihe fungicides oomycete a na-ejikarị eme ihe maka ọgwụgwọ ire ere pink bụ mefenfloxacin (dị ka Ridomil Gold sitere na Syngenta, Ultra Flourish sitere na Nuffam) na metalaxyl (dị ka MetaStar sitere na LG Life Sciences).A na-akpọkwa Metalaxyl dị ka metalaxyl-M, nke dị ka metalaxyl.
Akara nke phosphoric acid na-egosi oge na usoro dị iche iche ngwa.Na Pacific Northwest, anyị na-akwado ngwa akwụkwọ atọ ruo anọ, malite na nha tuber na nha nkuku.
A pụkwara iji acid phosphoric mee ihe dị ka ọgwụgwọ owuwe ihe ubi mgbe tubers batara na nchekwa.Ọgwụ ndị ọzọ a na-eji achịkwa ire ere pink bụ fentrazone (dịka ọmụmaatụ, Ranman si Summit Agro), oxatipyrine (dịka ọmụmaatụ, Orondis sitere na Syngenta), na flufentrazone (dịka ọmụmaatụ, Valent USA Presidio).
Gụọ akara ngwaahịa ahụ nke ọma wee kpọtụrụ ndị ọkachamara mpaghara gbasara ọnụahịa na nhazi oge kacha mma na mpaghara gị.
N'ụzọ dị mwute, ụfọdụ Rhodopseudomonas na-eguzogide metalaxyl.Ekwuputala nguzogide ọgwụ na mpaghara nduku na United States na Canada.Nke a pụtara na ụfọdụ ndị na-akụ mkpụrụ nwere ike ịtụle ụzọ ndị ọzọ iji chịkwaa ire ere pink, dị ka itinye phosphoric acid.
Kedu ka ị ga-esi mara ma enwere mkpọpu ire ere pink na-eguzogide metalaxyl n'ugbo gị?Nyefee ihe nlele tuber n'ụlọ nyocha nyocha ihe ọkụkụ ma rịọ ha ka ha mee nnwale mmetụta uche metalaxyl - tuber kwesịrị igosi ihe mgbaàmà nke ire ere pink.
A nyochala mpaghara ụfọdụ iji chọpụta oke ire ere pink na-eguzogide ọgwụ.Anyị ga-eme nyocha nke afọ a na Washington, Oregon na Idaho.
Anyị na-arịọ ndị na-akụ ihe na Pacific Northwest ka ha chọọ ihe mgbaàmà nke ire ere pink mgbe ha na-ewe ihe ubi ma ọ bụ na-enyocha nchekwa, ma ọ bụrụ na achọtara anyị, zitere anyị ya.Ọrụ a bụ n'efu, n'ihi na a na-akwụ ụgwọ ule ahụ site na onyinye sitere na Northwest Potato Research Association.
Carrie Huffman Wohleb bụ osote prọfesọ/ọkachamara mpaghara na nduku, akwukwo nri na mkpụrụ osisi na Mahadum Washington State.Lelee akụkọ ndị ode akwụkwọ niile ebe a.


Oge nzipu: Nov-11-2020