搜索结果: 1-5 共查到“农学 European ash”相关记录5条 . 查询时间(0.098 秒)
Woolly ash aphid – is the alien bug posing a threat to European ash trees? – a review
Aphidoidea biocapacity climate changes invasiveness forecast species acclimatization zoogeography
font style='font-size:12px;'>
2017/6/26
Prociphilus (Meliarhizophagus) fraxinifolii (Riley, 1879) (Hemiptera: Eriosomatidae) is an alien species in Europe that has been spreading quickly there. This paper presents the origin and current occ...
Patterns and Severity of Crown Dieback in Young Even-Aged Stands of European Ash (Fraxinus excelsior L.) in Relation to Stand Density, Bud Flushing Phenotype, and Season
Hymenoscyphus pseudoalbidus crown damage
font style='font-size:12px;'>
2015/3/10
The extent and temporal pattern of crown damage (attributed to Hymenoscyphus pseudoalbidus) in even-aged stands of
Fraxinus excelsior in relation to bud flushing phenotype, stand density, and season...
Effects of varying doses of Frisol on European ash (Fraxinus excelsior L.) planted on spoil banks
Frisol forte Frisol active Silvamix forte
font style='font-size:12px;'>
2015/3/6
Frisol forte (FR F) and Frisol active (FR A) are slow-acting organic fertilisers recommended for reclamation and revitalisation of undeveloped soils and degraded areas. Tentative results of experiment...
Ecological valence of expanding European ash (Fraxinus excelsior L.) in the Bohemian Karst (Czech Republic)
Bohemian Karst European ash expansion oak
font style='font-size:12px;'>
2015/3/3
In 2002 a study focused on the evaluation of height and density of expanding natural regeneration of
Fraxinus excelsior L. (FE) was carried out on Velká hora Hill, a locality in the Bohemian Karst (...
Impact of soil conditioners on the growth of European ash (Fraxinus excelsiorL.) on dumps
TerraCottem Frisol Bio-algeen Silvamix Forte Cererit European ash soil conditioners reclamations dumps anthropogenic substrates survival rate and growth costs
font style='font-size:12px;'>
2015/2/6
The effects of soil conditioners TerraCottem, Frisol, Bio-algeen and fertilisers Silvamix Forte and Cererit on the survival rate and growth of European ash seedlings until the stage called established...