Author’s Note: When an Arnold Arboretum volunteer develops an interest in conifers, he inevitably comes under the stimulating influence of Alfred Fordham. So it happened with me. One day Al remarked on a photograph he had taken of Pinus attenuata. The branches were covered with closed cones all the way back to the tree trunk. The conversation then led to the question of how long seeds can remai...

The article reveals the landscape diversity of historical garden and park – National Dendrological Park "Sofiyivka" Academy Sciences Ukraine in city Uman, Cherkasy region, founded 1796-1800. In classification gardening landscapes, developed by Ukrainian architect, doctor biological sciences Rubtsov L.I., 6 types landscapes are distinguished. NDP "Sofiyivka", as an object art, belongs to group a...

Abstract Urban land utilization for urban facilities construction continues to grow and impact the heat island making city uncomfortable. Green open space (GOS) is a within with its function in ecological, social, economic, architectural functions. The purpose of research was determine characteristics GOS effect teak plantation growth on air temperature oxygen (O 2 ) levels. conducted from May ...

Cet article s’intéresse à la manière dont le roman de l’écrivain américain contemporain Richard Powers The Overstory (2018) invite revisiter l’histoire et géographie des États-Unis, plus généralement littérature, en plaçant les arbres au centre sa réflexion. propose une exploration États-Unis travers paysages changeants forêts, qui s’inspire représentations discours hérités l’imagination spatia...

Research on Structure and Dominance of Forest in Arboretum Faculty Forestry aims to analyze the forest structure dominance arboretum area Forestry, University Lambung Mangkurat. The method used this study is sampling with a model continuous line plots. analysis tabulation using significant value index. Based results at Mangkurat it was found that 32 species were found, 17 seedling level, 15 sap...

Intracanopy plasticity in tree leaf form is a major determinant of whole-plant function and potentially of forest understory ecology. However, there exists little systematic information for the full extent of intracanopy plasticity, whether it is linked with height and exposure, or its variation across species. For arboretum-grown trees of six temperate deciduous species averaging 13-18 m in he...

Arboreta serve as effective tools for identifying alien insect pests and novel trophic associations. In this study, we used an arboretum in Slovenia to survey woody plants identify both native leaf miners. The leaves twigs of 50 plant species their cultivars were examined characteristic damage. We integrative approach that combined identification based on mines DNA barcoding the larvae pupae fo...