Amazambane ayisitshalo esibalulekile emhlabeni wonke kepha isifo esisha, kuze kube manje, isifo esingachazwanga siye sabonwa ezitshalweni zamazambane ngenkathi yokukhula, nasezilwaneni eziyizigaxa ngesikhathi sokugcina, kusuka eNileke County, Qitai County nakwezinye izindawo eXinjiang, China. .
Ososayensi eXinjiang Academy of Agricultural Sciences bahlukanise ukhunta oluthile nezitshalo nezilimo eziyizigaxa ezinegciwane. Izinhlobonhlobo zamazambane agulayo kwakuyi-Atlantic. Amaqabunga atholakala ephuzi futhi eshwabene ngemiphetho eboshiwe yamaqabunga. Izilimo eziyizigaxa ezigulayo zibonise inani elikhulu lokudangala nezilonda eziningi ezimnyama, kanye nemifantu. Ezinye izilonda kwakulula ukuzicola.
Ngokuya nge-morphology yayo, izici zamangqamuzana, ukuhlolwa kwe-pathogenicity kanye nokulandelana kwangaphakathi kwe-spacer (ITS), i-pathogen ikhonjwe njenge I-Galactomyces candidum F12. Ukuqhubeka kokufunda ngezici zebhayoloji kukhombisile nokuthi hyphae futhi i-conidia kukhunta lwe-pathogenic lukhule ngokushesha njengoba izinga lokushisa lalingu-30 ° C, i-pH yayingu-7, isitashi esincibilikayo sasetshenziswa njengomthombo ofanele wekhabhoni nemvubelo powder njengomthombo ofanele we-nitrogen. Ngaphezu kwalokho, ukukhanya okukhanyayo okuqhubekayo okungu-12-h kwaba lusizo ekukhuleni kwe-hyphal, kuyilapho ukukhanya okungu-24-h okuqhubekayo kwakusiza ekuphazanyisweni kobunzima ku-30 ° C.
“Ngokwazi kwethu, lo ngumbiko wokuqala we I-Galactomyces candidum kubangela ukubola kwamaqabunga kanye nokubola kwesibhakabhaka ngemuva kwamazambane eChina. Izifundo ezengeziwe ngaleli gciwane ziyadingeka, kufaka phakathi imininingwane yayo yokusingathwa kanye nezici zemvelo, kanye namasu ayo wokuphatha afanele, ”kusho ososayensi.
Umthombo: Su-qin Song, Zho Lu, Jing Wang, Jing Zhu, Mei-ying Gu, Qi-yong Tang, Zhi-dong Zhang, Wei Wang, Li-juan Zhang, Bo Wang, 'Umbiko wokuqala wesifo esisha samazambane esidalwe yiGalactomyces candidum F12 eChina', 2020, Journal of Integrative Agriculture, Umqulu 19, Issue 10, Amakhasi 2470-2476.
About the Author: Emanuela Fontana
umthombo: © IFreshPlaza.com