Plant Pathology
Li Hongmei E-mail: lihm@
Mobile: 159 519 64113
Department of Plant Pathology Nanjing Agricultural University
There is a light at the end of the tunnel
snow mold of cereals 禾谷雪霉病 snow-cool damp condition 雪冷的湿度条件下 ear blight of cereals 禾谷穗疫病 conducive 导致的，有助于的 pustule 脓疱 latent period 潜伏期 epidemic 流行病 black stem rust 杆锈病 interval 间隔 striking 突出的，显著的 unventilated 不通风的， 空气不流畅的 dew 水珠，露水 potato blight 马铃薯晚疫病
powdery mildew of cereals 禾谷类作物白粉病 multiply 繁殖，增加 disease complex 病害复合体 build up 建立 colonization 定殖 reproduction 繁殖
5. Factors
propagules ( inoculum) 繁殖体 the quantity of initial inoculum 初侵染量 transient 短暂的 first infection 初侵染 further infection 再侵染 sclerotial inoculum 菌核接种 oilseed rape 油菜 Sclerotinia sclerotiorum 油菜菌核病菌 stem rot 茎腐 sclerotia 菌核 balance 平衡 critical 批判的
1. General introduction
1. Disease and plant disease 2. Modes of nutrition of micro-organisms 3. Symptoms of disease 4. Koch’s postulates 5. Factors affecting disease development
Pseudocercosporella herpotrichoides ( the cause of eyespot 眼点) 小麦基腐病菌
brown foot rot 褐色根腐病 Rhizoctonia cerealis 禾谷丝核菌 sharp eyespot 纹枯病、立枯病、尖眼点病 synergistically互相作用的，促进的 Septoria tritici 小麦叶枯病病菌 S. nodorum小麦颖枯病病菌
biotrophs 活体营养
damping–off 腐烂
necrotrophs死体营养 waterlogged浸水的
symptoms 症状
discolorations 变色
abnormal growth 畸形 rot 腐烂
pycnidia分生孢子器
physiological wilts 生理性萎焉
Nathan Gwira
There is a dim light at the other end of the tunnel The tunnel brightens more as I draw closer Fear, my worst enemy wants me to give up Hope my most valuable companion keeps me moving on Taking one step ahead is not easy but I shall overcome For I believe that all the suffering is not put to waste For there is a dim light at the other end of the tunnel
inoculation 接种 inoculum 接种物、接种体 复数： inocula ultra-violet light 紫外光 rain-splashed fungal spores 雨水飞溅传播的真
菌孢子 simulate 模仿 aphid 蚜虫
Eryte 科赫氏假设（ rule 法则） soft rot of potatoes 马铃薯软腐病 Erwinia carotovara subsp. carotovora 胡萝卜软腐菌胡
萝卜亚种 implicate 涉及 stem base rot of cereals 禾谷茎基腐病
哭的时候没人哄，我学会了坚强； 怕的时候没人陪，我学会了勇敢； 烦的时候没人问，我学会了承受； 累的时候没人可以依靠，我学会了自立......
就这样我找到了自己，原来我很优秀，更可贵的 是，世界上，我只有一个，只有一个我！
渐渐地，我成熟了，知道了人是被逼出来的！
You never know how strong you are until being strong is the only choice you have. ——当坚强成为你唯一的选择，你才知道自己可 以有多坚强。
Translations
mycoplasmas 支原体 substrate 基质或底物
saprophytes腐生物
parasites寄生物
symbiotic共生
sooty moulds煤污病,
obligate parasites专性寄生物
facultative parasites兼性寄生物
aggressive quality 侵袭力 soil-borne 土传 Gaeumannomyces graminis 禾顶囊壳 take-all of cereals 小麦全蚀病 eradicate 完全根除 negligible 可忽略的，去足轻重的 starve out 因饥饿而减少 humidity 湿度，潮湿 rainfall 下雨，雨量 inhibit 阻止，抑制 early-sown winter barley 早播冬大麦 frost 霜冻 subsequent infection 再侵染