>>> 哲学 经济学 法学 教育学 文学 历史学 理学 工学 农学 医学 军事学 管理学 旅游学 文化学 特色库
搜索结果: 1-5 共查到new host相关记录5条 . 查询时间(0.062 秒)
This paper documents the first recorded successful development of I. duplicatus on Douglas fir (Pseudotsuga menziesii) (Mirbel) Franco. Two densely infested Douglas fir trees were found in a fores...
Dothistroma needle blight Mycosphaerella pini is an important pathogen of pine needles. In addition to different species of pine, M. pini was found in blue spruce Picea pungens in the proximity of inf...
Fraxinus spp. are deciduous trees belonging to the family Oleaceae. Among about 70 known ash species in the world, the common ash (Fraxinus excelsior) is the most widely distributed in Europe;black (F...
This study was conducted during April-June 2004 in Diyarbakır province. The ichneumonid parasitoid, Dolichomitus kriechbaumeri (Schulz) (syn. subglabratus), was reared from the larvae of Sphenopt...
This study was carried out in 2005. The larvae, virgin, and adult females of Parthenolecanium persicae, and larvae of Eupeodes corollae were collected from almond tree plantations in the province of D...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...