农学 >>> 植物保护学 >>> 植物检疫学 植物免疫学 植物病理学 植物药理学 农业昆虫学 植物病毒学 植物病虫害测报学 抗病虫害育种 有害生物化学防治 有害生物生物防治 有害生物综合防治 杂草防治 鸟兽、鼠害防治 植物保护学其他学科
搜索结果: 1-9 共查到植物保护学 Brassica相关记录9条 . 查询时间(0.104 秒)
Polygalacturonase-inhibiting proteins (PGIPs) selectively inhibit polygalacturonases (PGs) secreted by invading plant pathogenic fungi. The objective of present research was to clone and introduce the...
In 2005 we determined the effectiveness of two preparations against gall pod midge in dependence on different terms of application, i.e. at full flowering (BBCH 65) and after flowering (BBCH 67) of wi...
阐明黑腐病对苗期花椰菜的根系形态和生理影响,为建立花椰菜抗黑腐病根系育种新途径提供 依据,利用黑腐病菌感染花椰菜抗病品种雪峰的叶片后,研究植株根系发生的一系列形态和生理变化。 结果表明,接种7 天后的植株根长、根干重、地上部干重、根系活力比接种后2 天的显著增加。接种处理 的植株根长、根干重和地上部干重明显比未接种对照(CK)低,但是接种幼苗的根系活力比未接种对照 的根系活力高。接种3 天...
Cabbage White Butterfly, Pieris brassicae L. is widely distributed pest world wide and causes severe damage to white cabbage (Brassica oleracea var. capitata f. alba L.). We studied oviposition pr...
A new bacterial disease was observed on leaves of broccoli (Brassica oleracea L. var. italica Plen.) in a field in Gunma Prefecture, Japan in 2001. The causal agent was identified as Xanthomonas cam...
White rust, downy mildew and Alternaria blight caused by Albugo candida (Pers.) Kuntze Peronospora parasitica (Pers.) (de Bary) and Alternaria brassicicola (Schw.) Wiltshire respectively are impor...
Attractiveness and susceptibility of Brassica rapa, B. napus and Sinapis alba to the flea beetles (Coleoptera: Chrysomelidae).
In the year most favourable for Alternaria blight occurrence (1998), the seed yield in the untreated plots was by up to 0.07 t ha-1 lower, and the disease severity on siliques was as much as 3.2 times...
The specific composition of the flea beetle Phyllotreta spp (Coleoptera: Chrysomelidae), time of its appearance and dynamics of its number on the summer rape cultivar Mascot were determined. During th...

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...