1) cycle of infection
侵染循环<林>
2) cycle of infection
侵染循环
1.
The authors summarized a sketch of three main disease signs caused by Dothiorella gregaria,Dothochiza populea,and Cryptosphaeria populina and so on,the cycle of infection,the impact of epidemic diseases on temperature,soil conditions,Populus sp.
笔者概述了国内杨树溃疡病水泡型、大斑型和烂皮型3种主要病害症状,以Dothiorella gregaria Sacc为主要病原菌的杨树溃疡病多种病原,具有潜伏侵染特性的侵染循环,以及影响病害流行的温度、土壤条件及杨树品种等因素和以"强化调控生态因素的综合治理IPM技术"防治策略等方面的研究。
3) infection cycle
侵染循环
1.
Study on the infection cycle of thick rotten disease of Ziziphus jujuba Mill. cv. Jinsixiaozao;
金丝小枣浆烂果病侵染循环研究
2.
In order to improve the disease control and resistance breeding, the biological characteristics, infection cycle, incubation period and forecast of this disease were summarized, at the same time, the differen-tiation of the physiological races, the inheritance of resistance to this disease and the application of toxins were also dis-cussed in t.
本文主要从应用的角度论述了大豆灰斑病菌(Cercospora sojina Hara)的生物学特性、侵染循环、潜育期以及病害的预测,同时从病原物与寄主相互作用的角度,对大豆灰斑病生理小种的分化、抗性的遗传及代谢毒素等方面进行了综述,以期为该病害的防治及抗病育种研究提供资料与指导。
3.
The symptom, pathogens, inducing condition and infection cycle of 3 main diseases at seedling stage in Stevia rebaudiana Bertoni were introduced in this paper.
介绍了甜菊苗期三种主要病害的症状、病原、发病条件、侵染循环。
4) cyclic infection
循环性侵染
5) erosion cycle
侵蚀循环
1.
The theories of erosion cycles and physiographic stages are important theories of geomorphology.
侵蚀循环理论和地文期理论是地貌学的重要的基本理论。
2.
The theory of erosion cycle and peneplain put forward by W.
台维斯的侵蚀循环与准平原的理论是 １００ 年来影响地貌学最深刻的一种学说。
6) completed cycle of erosion
侵蚀全循环
补充资料：循环系统的进化环节动物的封闭式循环系统
李瑞端绘
[图]
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条