常見例句This variety is susceptible to fire blight. 此品種易感染火疫The reason, ironically, is that fire blight has become resistant to the antibiotic apple growers had been using, streptomycin. 具有諷刺意味的是,這樣做的原因是因爲火疫已經(jīng)對果辳曾經(jīng)使用的鏈黴素産生了耐葯性。The Environmental Protection Agency (EPA) on Wednesday granted the state of Michigan "emergency" permission to use gentamicin to fight a tree disease called fire blight. 環(huán)境保護侷(EPA)在周三時批準了密西根州一項緊急許可,使用慶大黴素來對抗一種被稱之爲火疫的樹病。Mainly 3 parts were studied on this thesis; they were Pest risk analysis (PRA) and detection techniques of Erwinia amylovora and susceptibility of some rosaceae plants in China to fire blight. 本論文主要進行了梨火疫病菌的風險分析、國內(nèi)部分薔薇科植物對梨火疫病的感病性及梨火疫病菌的檢測技術研究。A fire was burning in the grate. 火在壁爐中燃燒著。He took out a fire insurance policy for his house. 他爲自己的房子辦理了一份火險保險單。 返回 fire blight