Ana samun ƙarin alamun kamuwa da kamuwa da cuta ta phytophthora infestans suna bayyana akan tumatir da dankali a kudu maso yammacin Florida.
Masana sun ce hasashen yanayi na 'yan kwanaki masu zuwa zai fi son ci gaban cutar - safiya mai hazo, rigar da ruwan sama (mai zafi - kusan 90%). A karkashin irin wannan yanayi, ƙwayoyin cuta na iya haɓaka cikin sauri kuma cikin sauƙi suna lalata gonar tumatir ko dankalin turawa idan ba a iya sarrafa shi sosai daga wurin masana aikin gona.
Alamun cutar akan ganyen suna bayyana a matsayin guraben launin ruwan kasa marar daidaituwa waɗanda ke gefen ganyen. A cikin yanayin zafi mai zafi, launin toka mai launin toka mai launin toka na conidial spores yana bayyana a ƙarƙashin ganyen masu cutar.
A halin yanzu, fungicides sun kasance mafi kyawun hanyoyin kare amfanin gona - har sai nau'ikan da ba su da ƙarfi sun bayyana. Fungicides suna rage saurin ci gaban cututtuka a cikin filin ta hanyar ƙirƙirar shinge mai kariya akan ganye. Koyaya, kawai aikace-aikacen sinadari ba ya ba da garantin ingantacciyar sarrafa cuta. Dangantakar ingancin samfur, kewayon, da lokaci dole ne a haɗa su cikin dabarun kariya don haɓaka fa'idodi. Dole ne a rarraba ruwa mai aiki da kyau, gami da a ƙarƙashin takardar.
Saboda cutar na iya yaduwa cikin sauri, masu noman dole ne su kula da gonar dankalin turawa da tumatir a kowace rana, musamman idan yanayin da ya dace don ci gaban phytophthora infestans ya mamaye yankin. (Madogararsa: sadyogrody.pl)
Karanta cikakke: https://www.agroxxi.ru