Late blight ko dankalin turawa cuta bayyana a farkon 40s na karni na sha tara. An fara rajista a shekara ta 1844. A cikin tarihin marigayi blight, an yi ƙaura biyu daga Mexico zuwa wasu yankuna. Na farko, a cikin karni na sha tara. - wannan shine gabatarwar bazata na daya (ko nau'i-nau'i da yawa) wanda ya haifar da annoba na 40s a Turai. Guguwar ta biyu ta samo asali ne tun a shekarun 80.
Kwaruruka da ke cikin tsaunuka na Mexico ana daukar su a matsayin wurin haifuwar dankalin turawa phytophthora, inda yawancin nau'in nightshade na daji (ciki har da masu tasowa tuber) suke girma.
Gabaɗaya, nazarin ilimin halittar fungal Magungunan Phytophthora (Mont.) de Bary ya fara ne a ƙarshen karni na 19. A Rasha, farfesa S. I. Rostovtsev da L. I. Kursanov sun kasance daga cikin na farko don taimakawa wajen nazarin wannan naman gwari. Na farko ya rubuta babban monograph a kan downy mildews da pathogens - peronospore fungi. A cikin su, ya yi la'akari P. estan tsaran gida.
Canje-canje masu mahimmanci a cikin ilimin halitta na ƙwayoyin cuta wanda ya faru a ƙarshen karni na XNUMX ya haifar da karuwa a cikin filastik na muhalli, daidaitawa da kaddarorin m. "Sabbin" yawan jama'a P. 'yan iska ya haɗa da nau'ikan daidaitawar jima'i guda biyu - A1 da A2. A baya can, nau'in A2 an samo shi ne kawai a tsakiyar Mexico, wanda ake la'akari da tsakiyar asali P. 'yan iska. Sabbin yawan jama'a sun sami ikon haifuwa ta jima'i. A sakamakon haka, yawan sake haɗuwa ya karu P. 'yan iska, kuma ya zama zai yiwu a samar da jima'i hutawa spores - oospores, iya overwintering a cikin ƙasa a kan tarkace shuka. Yawan jama'a na zamani ya bambanta da na "tsohuwar" a cikin mafi girman bambancin jinsin halitta kuma ana wakilta musamman ta hadadden jinsi.
Tubers masu kamuwa da phytophthora ba su daɗe da rayuwa a cikin hunturu; bushewar bushewa yana tasowa da sauri akan irin waɗannan tubers kuma rot phytophthora ya zama ɗan sananne. Babban tushen phytophthora shine tubers masu kamuwa da cuta da ake amfani da su azaman kayan dasa shuki da bututu masu cuta a cikin filin bayan girbi.
Jerin hanyoyin da aka yi amfani da su:
1. Antonenko V. V. Ci gaban cututtukan marigayi da farkon busassun dankali da tumatir a yankin Moscow a lokacin yanayi mara kyau / A. Zolfagari, V. V. Antonenko, D. V. Zaitsev, A. A. Ignatenkova, A. G. Mamonov, RV Penkin, A. Yu. Poshtarenko, AN Smirnov // Kare Shuka da Keɓe. - 2011. - Na 12. - S. 40-42.
2. Belov G. L., Derevyagina M. K., Zeyruk V. N., Vasilyeva S. V. Nazarin phytopathological nau'in dankalin turawa a cikin yanayin yankin Moscow // Agrarian Bulletin na Urals. 2021. No. 05 (208). shafi na 8-21.
3. Zakutnova V.I., Pilipenko N.V., Zakutnova E.B. Tarihin nazarin phytophthora na rufaffiyar ƙasa a cikin aikin duniya da Rasha // Astrakhan Bulletin na Ilimin Muhalli. 2013. Na 2 (24). shafi na 137-141.
4. Zoteeva N. M. Resistance na daji dankalin turawa nau'in zuwa marigayi blight a cikin filin yanayi na Arewa-maso Yamma na Rasha Federation // Aiki a kan shafi Botany, genetics da kiwo. - 2019. - T. 180. Babu. 4. - S. 159-169.
5. Prokhorova O.A. Hanyoyi masu inganci don tantance jurewar filin don ƙarshen buguwa a cikin tsarin zaɓin dankali / I.M. Yashina, O.A. Prokhorova // Jihar halin yanzu da kuma al'amurran da suka shafi ci gaban dankalin turawa girma: Taimako na IV kimiyya da kuma m taron - Cheboksary: KUP ChR "Agro-Innovations", - 2012. - P. 24-28.
6. Dyakov Yu.T., Derevjagina MK // Maganin Kwayar Kwari. 2000.V.11. P.230-232.