{"id":55085,"date":"2026-06-30T12:36:37","date_gmt":"2026-06-30T09:36:37","guid":{"rendered":"https:\/\/sadogorodnik.top\/?p=55085"},"modified":"2026-06-30T12:36:37","modified_gmt":"2026-06-30T09:36:37","slug":"alternarioz-rastenij-metody-borby-i-profilaktika-v-nachale-leta","status":"publish","type":"post","link":"https:\/\/sadogorodnik.top\/uz\/alternarioz-rastenij-metody-borby-i-profilaktika-v-nachale-leta\/","title":{"rendered":"Alternaria barg dog&#039;i: yozning boshida nazorat qilish va oldini olish usullari"},"content":{"rendered":"<p>Alternaria barg dog&#039;i - bu sabzavot va don mahsulotlarida keng tarqalgan hosil yo&#039;qotishiga olib keladigan qo&#039;ziqorin kasalligi. U yozning boshida, kechki ftorftordan oldin faollashadi va zaiflashgan o&#039;simliklarga barg dog&#039;lari bilan hujum qiladi. Patogen Alternaria turkumiga mansub bo&#039;lib, u minglab o&#039;simlik turlarida parazitlik qiladigan 300 dan ortiq turni o&#039;z ichiga oladi. Tekshirilmasa, qo&#039;ziqorin bir necha hafta ichida hosilni yo&#039;q qilishi mumkin, shuning uchun o&#039;z vaqtida tashxis qo&#039;yish va qishloq xo&#039;jaligi choralari bog&#039;ni himoya qilishning asosi bo&#039;lib qoladi.<\/p>\n<h2>Alternaria nima va uning turlari nima?<\/h2>\n<p>Alternaria turkumidagi zamburug&#039;lar deuteromitsetlar bo&#039;lib, ularning sporalari havo orqali faol ravishda tarqaladi. Atmosferadagi sporalarning eng yuqori konsentratsiyasi tushdan keyin quruq va iliq ob-havoda kuzatiladi. Patogen rivojlanishi uchun optimal harorat diapazoni 15\u201325\u00b0C ni tashkil qiladi, ammo qo&#039;ziqorin 1 dan 35\u00b0C gacha bo&#039;lgan keng diapazonda yashovchan bo&#039;lib qoladi.<\/p>\n<p>Turli xil qo&#039;ziqorin turlari ma&#039;lum ekinlarga ixtisoslashgan bo&#039;lib, ularning o&#039;ziga xosligini tushunishni talab qiladi. Masalan, Alternaria solani tungi soyalarga hujum qilib, kartoshkada barg nekroziga va tuberkulyozning chirishiga sabab bo&#039;ladi. Alternaria brassicae va brassicola karam ko&#039;chatlarida qora oyoqqa sabab bo&#039;ladi, Alternaria cucumerina esa bodring va qovun kabi barcha turdagi bodringlarga hujum qiladi.<\/p>\n<p>Himoya qilish bo&#039;yicha amaliy tavsiyalar quyidagilarni o&#039;z ichiga oladi:<\/p>\n<ul>\n<li>Qo&#039;ziqorin qishlaydigan o&#039;simlik qoldiqlarini majburiy ravishda yo&#039;q qilish.<\/li>\n<li>Bitta hosil uchun 3-5 yillik tanaffus bilan almashlab ekishdan foydalanish.<\/li>\n<li>Ekishdan oldin urug&#039;larning tozaligini nazorat qilish.<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/sadogorodnik.top\/wp-content\/uploads\/2026\/06\/alternarioz-glavnaya-bolezn-rastenij-nachala-leta_6a42af2f3be16.jpeg\" alt=\"Sabzavot ekinlarida Alternaria barg dog&#039;larining belgilari\"><\/p>\n<h2>Tashxis va tashqi shikastlanish belgilari<\/h2>\n<p>Alternaria barg dog&#039;ining asosiy belgisi daraxtdagi yillik o&#039;sish halqalarini eslatuvchi konsentrik halqali jigarrang dog&#039;larning paydo bo&#039;lishidir. Dastlabki lezyonlar pastki barglarda sariq halqali kichik qora nuqtalar sifatida paydo bo&#039;ladi. Asta-sekin dog&#039;lar kattalashadi, birlashadi va barg pichog&#039;ining to&#039;liq nekrozi paydo bo&#039;lishiga olib keladi.<\/p>\n<p>Boshqa ko&#039;plab qo&#039;ziqorin infektsiyalaridan farqli o&#039;laroq, Alternaria belgilari bargning ikkala tomonida ham paydo bo&#039;ladi. Murakkab holatlarda poyalar va mevalar ta&#039;sirlanadi, bu esa barglarning muddatidan oldin tushishiga va o&#039;simliklarning nobud bo&#039;lishiga olib keladi. Tajribasiz bog&#039;bonlar ko&#039;pincha bu alomatlarni magniy yetishmasligi yoki ortiqcha marganets bilan adashtiradilar, bu esa davolash vaqtida vaqtni behuda sarflashga olib keladi.<\/p>\n<p>Asosiy diagnostika xatolari:<\/p>\n<ul>\n<li>Barglarning pastki qavatidagi birinchi dog&#039;larni e&#039;tiborsiz qoldirish.<\/li>\n<li>Agar xlorozga shubha bo&#039;lsa, o&#039;g&#039;itlarni qo&#039;llash orqali kasallikni davolashga urinishlar.<\/li>\n<li>Uzoq muddatli yomg&#039;irdan keyin o&#039;simliklarning sog&#039;lig&#039;ini monitoring qilishning yo&#039;qligi.<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/sadogorodnik.top\/wp-content\/uploads\/2026\/06\/alternarioz-glavnaya-bolezn-rastenij-nachala-leta_6a42af2f835eb.jpeg\" alt=\"Bargdagi Alternaria konsentrik dog&#039;lari\"><\/p>\n<h2>Patogen rivojlanishi uchun sharoitlar<\/h2>\n<p>Alternaria turlarining aksariyati yuqori namlikni afzal ko&#039;radi, ular 85\u00b0C\/125\u00b0F atrofida bo&#039;ladi. Kuchli yomg&#039;irdan keyin kasallik avj olish xavfi sezilarli darajada oshadi. Nam ob-havo davrlarining quruq, issiq ob-havo bilan almashinib turishi qo&#039;ziqorin sporalarining yetilishi va tarqalishi uchun ideal tsiklni yaratadi.<\/p>\n<p>Bog&#039;ning perimetri atrofidagi soyali joylar, zich begona o&#039;tlar va baland maysalar infektsiya uchun tabiiy ombor hisoblanadi. Quyosh nuri sporalarga zararli, shuning uchun havo aylanishi yetarli bo&#039;lmagan zich ekilgan o&#039;simliklar qo&#039;ziqorinning birinchi qurbonlari hisoblanadi. Sporalar shamol, yomg&#039;ir tomchilari va bog&#039; asboblari orqali osongina tashiladi.<\/p>\n<p>Tez tarqalish shartlari:<\/p>\n<ul>\n<li>Havo harorati 15\u201325 \u00b0C, yuqori namlik.<\/li>\n<li>Zich ekishlarda turg&#039;un havo zonalarining mavjudligi.<\/li>\n<li>Ekin almashlab ekish qoidalariga rioya qilmaslik tufayli tuproqda sporalarning to&#039;planishi.<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/sadogorodnik.top\/wp-content\/uploads\/2026\/06\/alternarioz-glavnaya-bolezn-rastenij-nachala-leta_6a42af2fbbe3f.jpeg\" alt=\"Yuqori namlik sharoitida qo&#039;ziqorin rivojlanishi\"><\/p>\n<h2>Davolash va oldini olish usullari<\/h2>\n<p>Profilaktika issiq va quruq kunlarda tuproqni chuqur ishlov berishdan boshlanadi. Teskari tuproqni to&#039;g&#039;ridan-to&#039;g&#039;ri quyosh nuri ta&#039;sirida qoldirish qishlaydigan sporalarni samarali ravishda yo&#039;q qiladi. Namlikning barglarga yetib borishiga yo&#039;l qo&#039;ymaslik uchun sug&#039;orish faqat ildizlardan, afzalroq tomchilatib sug&#039;orish tizimlari orqali amalga oshirilishi kerak.<\/p>\n<p>Agar kasallik aniqlansa, o&#039;simlikning barcha zararlangan qismlari darhol olib tashlanishi va yoqib yuborilishi kerak. Davolash uchun pichan tayoqchasi yoki oltingugurtga asoslangan fungitsidlardan foydalanish mumkin. Og&#039;ir zararlanish holatlarida, ishlab chiqaruvchining tavsiya etilgan dozalariga qat&#039;iy rioya qilgan holda, Quadris, Thanos yoki Ordan kabi tizimli vositalardan foydalanish mumkin.<\/p>\n<table>\n<tbody>\n<tr>\n<td>Usul<\/td>\n<td>Ariza berish muddati<\/td>\n<td>Samaradorlik<\/td>\n<\/tr>\n<tr>\n<td>Chuqur shudgorlash<\/td>\n<td>Issiq, quruq ob-havo<\/td>\n<td>Yuqori<\/td>\n<\/tr>\n<tr>\n<td>Tomchilatib sug&#039;orish<\/td>\n<td>Barcha mavsum<\/td>\n<td>O&#039;rtacha<\/td>\n<\/tr>\n<tr>\n<td>Fungitsidlar<\/td>\n<td>Birinchi alomatlarda<\/td>\n<td>Yuqori<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Alternaria va inson salomatligi uchun xavflar<\/h2>\n<p>Alternaria kuyishi asosan o&#039;simlik kasalligi hisoblansa-da, qo&#039;ziqorinning ba&#039;zi turlari odamlarda terida Alternaria kuyishini keltirib chiqarishi mumkin. Bu kasallik juda kam uchraydi, asosan immunitet tanqisligi bo&#039;lgan odamlarda uchraydi. Bog&#039;dorchilik paytida sporalar teriga mikrotravma orqali kiradi.<\/p>\n<p>Bog&#039;bonlar uchun ehtiyot choralari:<\/p>\n<ul>\n<li>Infektsiyalangan o&#039;simliklar bilan ishlaganda qo&#039;lqoplardan foydalaning.<\/li>\n<li>Sporlar to&#039;planadigan tushgan barglar uyumlarida o&#039;ynashdan saqlaning.<\/li>\n<li>Bog&#039;da sayr qilgandan keyin uy hayvonlarini o&#039;z vaqtida cho&#039;miltirish.<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/sadogorodnik.top\/wp-content\/uploads\/2026\/06\/alternarioz-glavnaya-bolezn-rastenij-nachala-leta_6a42af2fecfd1.jpeg\" alt=\"Nazorat chorasi sifatida yuqtirilgan barglarni olib tashlash\"><\/p>\n<h2>Tez-tez so&#039;raladigan savollar<\/h2>\n<h3>Alternaria bilan kasallangan o&#039;simliklardan kompost ishlata olamanmi?<\/h3>\n<p>Yo&#039;q, qo&#039;ziqorin sporalari chidamli va kompost uyumida omon qolishi mumkin, bu esa urug&#039;lantirilganda hududning qayta yuqishiga olib keladi.<\/p>\n<h3>Kasallik qanchalik tez rivojlanadi?<\/h3>\n<p>Qulay sharoitlarda (yuqori namlik, harorat 20-25 \u00b0C), alomatlar 7-10 kun ichida butun o&#039;simlikni qamrab olishi mumkin.<\/p>\n<h3>Xalq tabobati vositalari alternaria kasalligiga qarshi yordam beradimi?<\/h3>\n<p>Soda yoki zardob eritmasi bilan davolash kabi xalq usullari qo&#039;ziqorin tarqalishini biroz sekinlashtirishi mumkin, ammo kasallikning faol bosqichini to&#039;xtata olmaydi.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u0410\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0440\u0438\u043e\u0437 \u2014 \u0433\u0440\u0438\u0431\u043a\u043e\u0432\u043e\u0435 \u0437\u0430\u0431\u043e\u043b\u0435\u0432\u0430\u043d\u0438\u0435, \u0432\u044b\u0437\u044b\u0432\u0430\u044e\u0449\u0435\u0435 \u043c\u0430\u0441\u0441\u043e\u0432\u0443\u044e \u0433\u0438\u0431\u0435\u043b\u044c \u0443\u0440\u043e\u0436\u0430\u044f \u043e\u0432\u043e\u0449\u043d\u044b\u0445 \u0438 \u0437\u0435\u0440\u043d\u043e\u0432\u044b\u0445 \u043a\u0443\u043b\u044c\u0442\u0443\u0440. \u0411\u043e\u043b\u0435\u0437\u043d\u044c \u0430\u043a\u0442\u0438\u0432\u0438\u0437\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u0432 \u043d\u0430\u0447\u0430\u043b\u0435 \u043b\u0435\u0442\u0430, \u043e\u043f\u0435\u0440\u0435\u0436\u0430\u044f \u0444\u0438\u0442\u043e\u0444\u0442\u043e\u0440\u043e\u0437 \u0438 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":55086,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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