Na yanke shawarar gwada maganin fungicides akan waken soya a karon farko a wannan shekara.Ta yaya zan san wane maganin fungicides zan gwada, kuma yaushe zan yi amfani da shi?Ta yaya zan san idan yana taimaka?
Kwamitin ba da shawara kan amfanin gona na Indiana wanda ke amsa wannan tambayar ya haɗa da Betsy Bower, Ceres Solutions, Lafayette;Jamie Bultemeier, masanin aikin gona, A&L Great Lakes Lab, Fort Wayne;da Andy Like, manomi da CCA, Vincennes.
Bower: Duba don zaɓar samfurin fungicides tare da gauraye hanyoyin aiki wanda zai haɗa da aƙalla triazole da strobiluron.Wasu kuma sun haɗa da sabon kayan aikin SDHI.Zaɓi ɗaya wanda ke da kyakkyawan aiki akan wurin ganyen frogeye.
Akwai lokutan matakan waken soya guda uku waɗanda mutane da yawa ke tattaunawa.Kowane lokaci yana da fa'ida da rashin amfani.Idan na kasance sabo don amfani da maganin kashe gwari na waken soya, zan yi niyya matakin R3, lokacin da kwas ɗin ke fara farawa.A wannan mataki, kuna samun kyakkyawan ɗaukar hoto akan yawancin ganye a cikin alfarwa.
Aikace-aikacen R4 yana da kyau a ƙarshen wasan amma zai iya zama tasiri sosai idan muna fama da rashin lafiya shekara.Ga mai amfani da kayan gwari na farko, Ina tsammanin R2, cikakken fure, ya yi wuri da wuri don amfani da maganin fungicides.
Hanya daya tilo don sanin idan maganin fungicides yana inganta yawan amfanin ƙasa shine a haɗa ɗigon bincike ba tare da aikace-aikace a cikin filin ba.Kada ku yi amfani da layuka na ƙarshe don tsiri ɗin rajistan ku, kuma tabbatar da sanya faɗin tsiri ɗin rajistan akalla girman girman kan mai haɗa kai ko zagaye zagaye.
Lokacin zabar fungicides, mayar da hankali kan samfuran da ke ba da ikon sarrafa cututtukan da kuka ci karo da su a cikin shekarun da suka gabata lokacin zazzage filayen ku kafin da lokacin cika hatsi.Idan babu wannan bayanin, nemi samfur mai faɗi wanda ke ba da yanayin aiki fiye da ɗaya.
Bultemeier: Bincike ya nuna cewa mafi girman komawa kan saka hannun jari don aikace-aikacen guda ɗaya na sakamakon fungicides daga ƙarshen R2 zuwa farkon aikace-aikacen R3.Fara duba filayen waken soya aƙalla mako-mako farawa a lokacin furanni.Mayar da hankali kan cututtuka da matsatsin kwari da kuma matakin girma don tabbatar da ingantaccen lokacin aikace-aikacen fungicides.Ana lura da R3 lokacin da akwai kwafsa 3/16-inch akan ɗayan manyan nodes huɗu na sama.Idan cututtuka kamar farin mold ko frogeye leaf spot sun bayyana, kuna iya buƙatar magani kafin R3.Idan magani ya faru kafin R3, ana iya buƙatar aikace-aikacen na biyu daga baya yayin cika hatsi.Idan kun ga mahimman aphids waken soya, ƙwan ƙwari, bean leaf beetles ko beetles na Jafananci, ƙari na maganin kwari a cikin aikace-aikacen na iya zama da kyau.
Tabbatar barin rajistan da ba a kula da shi ba don a iya kwatanta yawan amfanin ƙasa.
Ci gaba da zazzage filin bayan aikace-aikacen, mai da hankali kan bambance-bambancen matsa lamba na cuta tsakanin sassan da aka bi da su da marasa magani.Don maganin fungicides don samar da haɓakar amfanin gona, dole ne a sami cutar da ke akwai don sarrafa fungicides.Kwatanta yawan amfanin ƙasa gefe da gefe tsakanin jiyya da marasa magani a fiye da yanki ɗaya na filin.
Kamar: Yawanci, aikace-aikacen fungicides a kusa da matakin haɓaka R3 yana ba da sakamako mafi kyau.Sanin mafi kyawun fungicides don amfani da shi kafin fara cutar na iya zama da wahala.A cikin gwaninta na, magungunan kashe qwari tare da hanyoyi biyu na aiki da babban ƙima akan tabo ganyen frogeye sun yi aiki da kyau.Tun da shekara ta farko ke da maganin fungicides na waken soya, Zan bar ƴan ɗigon bincike ko raba filayen don tantance aikin samfuran.
Lokacin aikawa: Juni-15-2021