>>> 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: 1-15 共查到leaf spot相关记录15条 . 查询时间(0.125 秒)
The biological control of angular leaf spot disease (ALS) of cucumbers (Cucumis sativus), caused by Pseudomonas syringae pv. lachrymans (Psl), using promising rhizobacteria (RB) and to compare RB eff...
Leaf blight symptoms were observed on potted box plants (Buxus sempervirens cv. Suffruticosa and B. microphylla) in a nursery in South Moravia in August 2010. These symptoms were suggestive of box b...
The incidence of fungal leaf spot diseases on mango (Mangifera indica) in Southeastern Nigeria and application of a biological control measure was investigated. The survey proved that the incidence of...
Blueberry (Vaccinium spp.) production in northeast China has grown remarkably in the last twenty years due to its highly nutritional and economic value. As blueberry acreage increases, the diversity o...
Xanthomonas cucurbitae causes leaf spots of cucurbits worldwide (Bradbury, 1986; Maringoni & Leite, 1988). During a survey made in 2009, small necrotic spots with chlorotic haloes were observed on the...
The fungus Ramularia collo-cygni is increasingly important as the causal agent of Ramularia leaf spot (RLS), a novel leaf spot disease of barley. The work aimed to identify gene resources suitable for...
The effect of temperature on the occurrence of yellow-leaf-spot, a physiological disorder of cut chrysanthemum, was investigated in ‘Seikou-no-makoto’ chrysanthemum. After long day treatment, plants w...
Attempts were made at Bole, Ghana to determine the incidence and severity of leaf spot of Vitellaria paradoxa (shea), identify the causal pathogen and alternative hosts, and assess the impact of disea...
Twenty-three advanced groundnut lines were evaluated for yield and resistance to early leaf spot (Mycosphaerella arachidis Deighton), late leaf spot (Mycosphaerella berkeleyi W.A. Jenkins) and rosette...
Groundnut (Arachis hypogaea L.) is an important crop both in subsistence and commercial agriculture in arid and semi-arid regions of the world. Leaf spot diseases caused by fungus have been a majo...
The efficacy of aqueous leaf extracts of Aspilia africana, Chromolaena odorata, Musa paradisiaca and Tithonia diversifolia to control Cercospora leaf spot of two sesame cultivars (530-6-1 and Pb...
The culture filtrate (CF) of Corynespora cassiicola, the causal agent of target leaf spot of tomato, produced visible small, pinpoint, water-soaked lesions on the lower surface of wounded, detached le...
The prevalence of apple chlorotic leaf spot virus (ACLSV) was investigated in all the main stone fruit growing areas of Turkey except for East Anatolia. Three hundred and sixty-nine plant samples show...
Bean seeds coating with T. harzianum and or seedlings spray with humic acid were evaluated against root rot and Alternaria leaf spot disease under field conditions. All tested concentrations of humic...

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...