搜索结果: 1-9 共查到“Quercus robur”相关记录9条 . 查询时间(0.046 秒)
The root system of pedunculate oak (Quercus robur L.) at the margins of regenerated stands
forest regeneration stand margin edge effect tree morphology mortality microclimate
2017/4/6
The paper aims to contribute to the determination of reasons causing the irregular growth of young pedunculate oaks occurring at the margins of naturally and artificially regenerated plots neighbourin...
Germination of acorns and development of oak seedlings (Quercus robur L.) following flooding
inundation experiment mortality
2015/3/6
Seeds and seedlings of Quercus robur, a characteristic tree species of the hardwood floodplain forests along the Rhine River, demonstrated high resistance to complete inundation under controlled condi...
Variability of acorn nutrient concentrations in pedunculate oak (Quercus robur L.) genotypes
chemical composition embryo
2015/3/3
The objective of this study was to determine mineral element concentrations (N, P, K, Ca, Mg, Na, Fe,
Zn, Mn, and Cu) in various parts of pedunculate oak acorns to estimate variability in the chemica...
A role of the mechanical preparation of soil in the natural regeneration of pedunculate oak (Quercus robur L.) in floodplain forests
mechanical preparation of soil weed natural regeneration pedunculate oak floodplain forest
2015/2/6
The subject of our research was to verify effects of the mechanical preparation of soil in the natural regeneration of pedunculate oak in a floodplain forest. On the site of a hard-wooded floodplain f...
Analysis of cambial activity and formation of wood in Quercus robur L. under conditions of a floodplain forest
wood formation effect of environment cell differentiation
2015/1/29
The analyses of the activity of cambium and the study of the increment of wood during one growing season of pedunculate oak (Quercus robur L.) under conditions of a floodplain forest is provided. The ...
WATER STATUS,NUTRIENTS AND RADIAL INCREMENT OF PEDUNCULATE OAK (Quercus robur L.) IN NORTHERN SERBIA AND COMPARISON WITH SELECTED SITES IN SLOVENIA
pedunculate oak pre-dawn water potential growth oak decline nutrient status
2009/11/27
Two adult oak tree groups in northern Serbia, differing in degree of decline, were studied. Measurements of pre-dawn water potential (PWP), nutrient status and radial growth were performed and compare...
PLANT DIVERSITY OF SELECTED Quercus robur L. AND Quercus petraea (Matt.) Liebl. FORESTS IN SLOVENIA
floristic composition vegetation structure biodiversity growing stock Quercus robur
2009/11/26
In Slovenia, the plant species diversity on 225 research plots dominated by pedunculate oak (Quercus robur L.) and by sessile oak (Quercus petraea (Matt.) Liebl.) has been analysed. Plots of Q. robur ...
CROWN DEFOLIATION OF PEDUNCULATE OAK (Quercus robur L.) ON PERMANENT RESEARCH PLOTS IN THE PERIOD FROM 1995-2000
forest pedunculate oak Quercus robur L. forest decline oak decline permanent research plot
2009/11/26
Permanent research plotting a crown defoliation survey on pedunculate oak was performed from 1995-2000 every August and included 192 grown trees in every year. On average from 1995 to 2000 conditions ...
SOME ECOPHYSIOLOGICAL STRESS INDICATORS OF PEDUNCULATE OAK (Quercus robur L.) IN THE NORTH EASTEREN OF SLOVENIA
pedunculate oak oak decline site groundwater table xylem water potential electrical resistance
2009/11/25
In the last decade in Prekmurje, there has been a noticeable decline and physiologically weakening of the pedunculate oak (Quercus robur L.) because of dry climate, unfavourable precipitation patterns...
