نتایج جستجو برای: sorbus aucuparia

تعداد نتایج: 644  

Journal: :Siberian journal of life sciences and agriculture 2023

Objective. The study of anthropogenic impact on environmental components, primarily woody and shrub plants, which are the main medium-forming element in natural artificial ecosystems, is relevant. subject this was ecological biological state plants under conditions technogenic stress.
 Materials methods. article presents results a life plants. For this, test plots were laid territory sanit...

Journal: :international journal of environmental research 2010
t. zagas t. tsitsoni p. ganatsas m. tsakaldimi t. skotidakis

this paper deals with the planning of rehabilitation of spoils of asbestos mine in nw greece with the name mabe in prefecture of kozani. for this purpose a detailed ecological research has taken place in the wider area in order to estimate the prevailing environmental (site) conditions. the spoils heaps are characterized by very steep slope inclination (80-90%). in order to improve the stabilit...

Journal: :Forests 2023

Ungulate impacts on forest understory alter tree species composition, with cascading effects functions and resilience against future climate conditions. Indeed, the ungulate browsing pressure seedlings is species-specific causes contrasted growth reductions that recruitment rates. Untangling of from other factors driving regeneration success required to guide management. In particular, Fagus sy...

One of the effective steps for the sustainable forest development is the recognition of habitat condition and silvicultural characteristics of the rare species. Accordingly, this study investigated the aut ecology of Sorbus lorestanica as a rare species of Zagros. For this purpose, the exclusive natural habitat of Sorbus lorestanica in Lorestan province (Gahar rood protected area) was selected ...

تیس (Sorbus aucuparia L) یکی از گونه‌های نادر، در معرض خطر و بسیار رزش درختچه‌ای ذخیره‌گاه جنگلی اندبیل‌خلخال است. پژوهش پیش رو به‌منظور بررسی ارتباط بین حضور و صفات رویشی این‌گونه با شکل زمین و برخی عوامل خاکی در ذخیره‌گاه جنگلی اندبیل خلخال انجام گرفت. به این منظور در ارتفاع 1940 تا 2540 متر از سـطح دریا، 34 قطعه نمونۀ دایره‌ای500 متر مربعی در داخل هر سه شکل مختلف زمین (یال، دامنه و دره) و چه...

Journal: : 2022

Research is related to the biology and ecology of white mistletoe (Víscum álbum L.), with an analysis its impact on dendroflora natural artificial ecosystems. The sequence stages invasive cycle mistletoe, starting from stage infection, intensity invasion (the degree spread in crown), suppression host trees, their death biodegradation, as well mechanism these processes. These have different dura...

Journal: :Forests 2021

In recent years, the impact of short-rotation coppice (SRC) on biodiversity has been a regular subject research and ecological guidelines have developed to make biomass cultivation SRC more compatible with concerns. However, since these are only implemented voluntarily by farmers, there barely any that managed according guidelines. Consequently, knowledge about their importance for farmland dif...

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