搜索结果: 1-7 共查到“林业基础学科 ash”相关记录7条 . 查询时间(0.078 秒)
Assessment of plant biological diversity and soil characteristics in the pure ash tree stand and in mixture with beech (a case study of Lavij-Noor, Iran)
Hyrcanian forest mixed stand biodiversity Shannon-Wiener soil chemical properties
2018/3/6
The present study has been done to evaluate the impact of pure ash stand and mixed stand with beech on the herb layer
biodiversity and soil properties in the forests of Noor city. There is a unique s...
Why was browsing by red deer more frequent but represented less consumed mass in young maple than in ash trees?!
browsing branch model Cervus elaphus Fraxinus excelsior Acer pseudoplatanus
2015/11/26
European ash (Fraxinus excelsior) and sycamore maple (Acer pseudoplatanus) are considered amongst tree species as some of the most attractive forage for red deer (Cervus elaphus). The aim of this pape...
Effects of varying doses of Frisol on European ash (Fraxinus excelsior L.) planted on spoil banks
Frisol forte Frisol active Silvamix forte
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
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 (...
The characteristics of diameter growth and increment of introduced North American ash species at the sites of common alder
introduced American ash species Alnus glutinosa(L.) Gaertn. growth of mean stand diameter radial increment
2015/2/6
Research was conducted into diameter growth and increment of introduced American ash species at the sites of common alder (Alnus glutinosa[L.] Gaertn.) in three mixed stands of introduced ash and comm...
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
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...
Evaluation of Stand Homogeneity and Stem Quality in Ash（Fraxinus angustifolia, Wahl）Stands
Stand Homogeneity Stand Value Stem Quality Ash
2009/1/14
This study presents the results of a study conducted to determine stem quality and the homogeneity of stands of ash (Fraxinus angustifolia Wahl.) in natural and plantation stands in the central and we...