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480 Results Found

  • Article
  • Open Access
4 Citations
2,238 Views
25 Pages

25 November 2024

Trees and their morphology can mitigate the urban heat island (UHI) effect, but the impacts of tree species and their two-dimensional (2D) and three-dimensional (3D) morphological characteristics on the thermal environment of residential spaces at th...

  • Article
  • Open Access
3 Citations
3,149 Views
24 Pages

21 March 2023

Currently, 3D tree modeling in a highly heterogeneous forest environment remains a significant challenge for the modeler. Previous research has only focused on morphological characteristics and parameters, overlooking the impact of micro-environmenta...

  • Article
  • Open Access
23 Citations
8,579 Views
19 Pages

Morphological Characteristics and Water-Use Efficiency of Siberian Elm Trees (Ulmus pumila L.) within Arid Regions of Northeast Asia

  • Go Eun Park,
  • Don Koo Lee,
  • Ki Woo Kim,
  • Nyam-Osor Batkhuu,
  • Jamsran Tsogtbaatar,
  • Jiao-Jun Zhu,
  • Yonghuan Jin,
  • Pil Sun Park,
  • Jung Oh Hyun and
  • Hyun Seok Kim

17 November 2016

The Siberian elm (Ulmus pumila L.) is one of the most commonly found tree species in arid areas of northeast Asia. To understand the morphological and physiological characteristics of Siberian elms in arid regions, we analyzed leaves from seven study...

  • Article
  • Open Access
15 Citations
4,236 Views
16 Pages

Red and Blue Netting Alters Leaf Morphological and Physiological Characteristics in Apple Trees

  • Richard M. Bastías,
  • Pasquale Losciale,
  • Camilla Chieco and
  • Luca Corelli-Grappadelli

9 January 2021

There is little information about the role of red and blue light on leaf morphology and physiology in fruit trees, and more studies have been developed in herbaceous plants grown under controlled light conditions. The objective of this research was t...

  • Article
  • Open Access
1 Citations
2,865 Views
17 Pages

Effects of Tree Species Diversity on Fine Root Morphological Characteristics, Productivity and Turnover Rates

  • Zhibao Wang,
  • Yongli Cai,
  • Jing Liang,
  • Qicheng Zhong,
  • Hong Jiang,
  • Xinghui Lu,
  • Xiangbin Gao,
  • Shouchao Yu and
  • Xiaojian Dai

21 October 2022

Fine roots (φ ≤ 2 mm) play an important role in the process of material and nutrient cycling in forest ecosystems, but the effect of tree species diversity on the functional characteristics of fine roots is unclear. In this study, 1−7 su...

  • Article
  • Open Access
18 Citations
3,413 Views
23 Pages

19 October 2023

As an integral part of urban forests, urban parks play a vital role in mitigating urban heat islands (UHI) and providing residents with comfortable outdoor recreational plots. For high-quality use of the trees in regulating the thermal comfort of urb...

  • Proceeding Paper
  • Open Access
1,465 Views
5 Pages

Plasticity of Leaf Morphological Traits Impacted by Livestock Grazing on Trees in Zagros Semi-Arid Forest

  • Hamid R. Naji,
  • Maryam Janbakhshi,
  • Mehdi Heydari,
  • Mohammad N. Shirkhani,
  • Kobra Azizi and
  • Stephen Woodward

Livestock grazing makes deformed, thorny, and twisted branches. The leaves are the main food resource for livestock. We aimed to investigate the leaf morphological characteristics of the Zagros Forest species under livestock grazing. Therefore, the l...

  • Article
  • Open Access
8 Citations
3,518 Views
17 Pages

19 March 2021

This study focuses on the morphological and genetic characteristics of European crab apple (Malus sylvestris (L.) Mill.) and the occurrence of hybrids in its populations. We analyzed a total of 107 putative European crab apple trees in Slovenia: 92 f...

  • Article
  • Open Access
6 Citations
6,717 Views
16 Pages

14 March 2017

Bent trees have been observed during the early years in juvenile plantations (less than 5 years-old) of Tectona grandis in Costa Rica. The relationship between bending and the morphological characteristics of the trees was explored. An evaluation of...

  • Technical Note
  • Open Access
20 Citations
4,115 Views
15 Pages

11 February 2023

The accurate classification of single tree species in forests is important for assessing species diversity and estimating forest productivity. However, few studies have explored the influence of canopy morphological characteristics on the classificat...

  • Article
  • Open Access
9 Citations
3,269 Views
29 Pages

Modelling Impact of Site and Terrain Morphological Characteristics on Biomass of Tree Species in Putorana Region

  • Ján Merganič,
  • Viliam Pichler,
  • Erika Gömöryová,
  • Peter Fleischer,
  • Marián Homolák and
  • Katarína Merganičová

10 December 2021

(1) Background: Boreal forests influence global carbon balance and fulfil multiple ecosystem services. Their vegetation growth and biomass are significantly affected by environmental conditions. In the present study we focused on one of the least acc...

  • Article
  • Open Access
25 Citations
3,953 Views
15 Pages

Morphological and Biochemical Characterization of Diverse Strawberry Tree (Arbutus unedo L.) Genotypes from Northern Turkey

  • Halil Ibrahim Sagbas,
  • Gulce Ilhan,
  • Hafida Zitouni,
  • Muhammad Akbar Anjum,
  • Hafida Hanine,
  • Tomas Necas,
  • Ivo Ondrasek and
  • Sezai Ercisli

16 October 2020

Wild edible fruits have been used centuries by local people mainly for nutrition purposes and they have attracted the attention of researchers in the last decade throughout the world. Among wild edible fruits, the strawberry tree (Arbutus unedo) is w...

  • Article
  • Open Access
1,933 Views
16 Pages

16 November 2021

Understanding tree species autecology and population structure supports effective conservation actions. Of particular importance are multipurpose trees that provide non-timber forest products (NTFPs). We assessed the population structures and morphol...

  • Article
  • Open Access
1 Citations
689 Views
27 Pages

14 August 2025

The purpose of this study was to establish the relationship between the chilling resistance of rubber trees and the bark-bleeding characteristics caused by chilling stress, considering physiological indicators in rubber tree bark, cell wall chemical...

  • Article
  • Open Access
2 Citations
3,333 Views
13 Pages

Prediction of Resin Production in Copal Trees (Bursera spp.) Using a Random Forest Model

  • Julio César Buendía-Espinoza,
  • Elisa del Carmen Martínez-Ochoa,
  • Rosa María García-Nuñez,
  • Selene del Carmen Arrazate-Jiménez and
  • Alejandro Sánchez-Vélez

1 July 2022

Non-timber forest products (NTFPs) are essential for community development, but their enormous demand has posed a serious threat to trees growing in their natural habitat. Copal resin is one of these products, which has a great deal of religious and...

  • Article
  • Open Access
4 Citations
6,721 Views
25 Pages

28 October 2022

High-rise residential estates are characterized by high floor area ratios, many floors, and similar green area ratios. Beijing is hot in summer, and shading is an important strategy to improve the outdoor thermal environment of residential estates in...

  • Article
  • Open Access
4 Citations
3,070 Views
12 Pages

Bark Morphology and Nutrient Flux in Urban Trees: Investigating Water Absorption and Ion Concentration Dynamics

  • Marcelle Teodoro Lima,
  • Manuel Enrique Gamero Guandique and
  • Kelly Cristina Tonello

Urban trees play a pivotal role in mediating the hydrological and nutrient cycles within urban ecosystems, yet the mechanisms by which bark characteristics influence these processes remain underexplored. This study aimed to investigate the impact of...

  • Article
  • Open Access
12 Citations
3,047 Views
14 Pages

21 September 2022

The root is the main organ of a plant for absorbing resources and whose spatial distribution characteristics play an important role in the survival of seedlings after afforestation. Chinese fir (Cunninghamia lanceolata) is one of China’s most i...

  • Article
  • Open Access
6 Citations
2,991 Views
13 Pages

Species Phylogeny versus Gene Trees: A Case Study of an Incongruent Data Matrix Based on Paphiopedilum Pfitz. (Orchidaceae)

  • Marcin Górniak,
  • Dariusz L. Szlachetko,
  • Natalia Olędrzyńska,
  • Aleksandra M. Naczk,
  • Agata Mieszkowska,
  • Lidia Boss and
  • Marek S. Ziętara

21 October 2021

The phylogeny of the genus Paphiopedilum based on the plastome is consistent with morphological analysis. However, to date, none of the analyzed nuclear markers has confirmed this. Topology incongruence among the trees of different nuclear markers co...

  • Article
  • Open Access
12 Citations
6,655 Views
15 Pages

Morphological and Molecular Characterization of Zanthoxylum zanthoxyloides (Rutaceae) from Burkina Faso

  • Lassané Ouédraogo,
  • Dominik Fuchs,
  • Hanno Schaefer and
  • Martin Kiendrebeogo

19 September 2019

Zanthoxylum zanthoxyloides is a West African forest tree that is used for example against malaria and sickle cell anemia in Burkina Faso. The goal of this study was to analyze the genetic and morphological diversity of the species within wild populat...

  • Article
  • Open Access
18 Citations
6,488 Views
27 Pages

Genetic, Morphological, and Biochemical Diversity of Argan Tree (Argania spinosa L.) (Sapotaceae) in Tunisia

  • Marwa Louati,
  • Cuneyt Ucarli,
  • Burcu Arikan,
  • Baraket Ghada,
  • Amel Salhi Hannachi and
  • Neslihan Turgut-Kara

1 September 2019

Argan trees are normally endemic to Morocco and Algeria, but hundreds of argan trees exist in Tunisia, some introduced from Morocco and some from unknown origins. The aim of the present study was to evaluate the genetic, morphological, and biochemica...

  • Article
  • Open Access
2 Citations
1,978 Views
15 Pages

2 October 2024

A comprehension of the effects planting density and nitrogen (N) fertilization have on the physiological and morphological characteristics of trees is critical for optimizing the require size and characteristics of wood products. We evaluated the gro...

  • Article
  • Open Access
16 Citations
4,135 Views
16 Pages

Modeling of River Channel Shading as a Factor for Changes in Hydromorphological Conditions of Small Lowland Rivers

  • Tomasz Kałuża,
  • Mariusz Sojka,
  • Rafał Wróżyński,
  • Joanna Jaskuła,
  • Stanisław Zaborowski and
  • Mateusz Hämmerling

13 February 2020

The ecological water quality in rivers and streams is influenced both by the morphological factors (within the watercourse channel and by the dynamic factors associated with flow), as well as biological factors (connected with the flora and fauna cha...

  • Article
  • Open Access
1 Citations
2,448 Views
12 Pages

Seed-Propagated Summer Apples: Great Morphological and Biochemical Diversity

  • Neva Karatas,
  • Sezai Ercisli,
  • Mehmet Ramazan Bozhuyuk,
  • Ozlem Cakir,
  • Tomas Necas and
  • Ivo Ondrasek

27 July 2021

The northeastern Anatolia region of Turkey is one of the richest plant biodiversity areas in Turkey. This study describes some important tree and fruit characteristics of 20 seed-propagated summer apple genotypes from northeastern Anatolia using morp...

  • Article
  • Open Access
45 Citations
6,003 Views
21 Pages

Individual Tree Crown Segmentation of a Larch Plantation Using Airborne Laser Scanning Data Based on Region Growing and Canopy Morphology Features

  • Zhenyu Ma,
  • Yong Pang,
  • Di Wang,
  • Xiaojun Liang,
  • Bowei Chen,
  • Hao Lu,
  • Holger Weinacker and
  • Barbara Koch

27 March 2020

The detection of individual trees in a larch plantation could improve the management efficiency and production prediction. This study introduced a two-stage individual tree crown (ITC) segmentation method for airborne light detection and ranging (LiD...

  • Review
  • Open Access
49 Citations
16,205 Views
34 Pages

What We Know and What We Do Not Know about Dragon Trees?

  • Petr Maděra,
  • Alan Forrest,
  • Pavel Hanáček,
  • Petr Vahalík,
  • Roman Gebauer,
  • Roman Plichta,
  • Radek Jupa,
  • Julian Jansen Van Rensburg,
  • Miranda Morris and
  • Nadezhda Nadezhdina
  • + 7 authors

21 February 2020

This article is a broad review focused on dragon trees—one of the most famous groups of trees in the world, well known from ancient times. These tertiary relicts are severely endangered in most of the area where they grow. The characteristic fe...

  • Article
  • Open Access
3 Citations
3,123 Views
16 Pages

Morphological and Molecular Characterization of a New Self-Compatible Almond Variety

  • Niki Mougiou,
  • Persefoni Maletsika,
  • Aristarhos Konstantinidis,
  • Katerina Grigoriadou,
  • George Nanos and
  • Anagnostis Argiriou

Almonds are one of the most popular nuts, cultivated in countries with Mediterranean climates. In an almond orchard of the self-incompatible cultivar ‘Ferragnes’ in Greece, a tree with different morphological characteristics and signs of...

  • Article
  • Open Access
48 Citations
7,216 Views
19 Pages

19 July 2017

The Reynolds-averaged Navier-Stokes (RANS) model and revised generalized drift flux model were used to investigate the characteristics of airflow fields and PM2.5 dispersion in street canyons with a variety setting on tree crown morphologies (i.e., c...

  • Article
  • Open Access
30 Citations
10,648 Views
17 Pages

The Extraction of Vegetation Points from LiDAR Using 3D Fractal Dimension Analyses

  • Haiquan Yang,
  • Wenlong Chen,
  • Tianlu Qian,
  • Dingtao Shen and
  • Jiechen Wang

21 August 2015

Light Detection and Ranging (LiDAR), a high-precision technique used for acquiring three-dimensional (3D) surface information, is widely used to study surface vegetation information. Moreover, the extraction of a vegetation point set from the LiDAR p...

  • Article
  • Open Access
6 Citations
9,412 Views
12 Pages

5 August 2022

The classification of Trachelomonas and Strombomonas is based on the morphology of loricae, which may not reflect phylogenetic relationships. There are different views on the relationship between the two genera. It is thus important for researchers t...

  • Article
  • Open Access
9 Citations
3,112 Views
12 Pages

11 October 2022

This study aimed to explain the reasons for the differences in the PM2.5 and PM10 dust-retention capacity of different tree species. Ten typical landscape tree species with a strong ability to adsorb particulate matter and improve the quality of the...

  • Article
  • Open Access
19 Citations
3,919 Views
23 Pages

Morphological and Chemical Diversity and Antioxidant Capacity of the Service Tree (Sorbus domestica L.) Fruits from Two Eco-Geographical Regions

  • Igor Poljak,
  • Nada Vahčić,
  • Zlatko Liber,
  • Katarina Tumpa,
  • Valentino Pintar,
  • Ivana Zegnal,
  • Antonio Vidaković,
  • Bernarda Valković,
  • Davorin Kajba and
  • Marilena Idžojtić

17 August 2021

Service tree, Sorbus domestica L., is a rare and neglected wild fruit tree species of southern and central Europe. Being distributed in different eco-geographical regions, with fragmented and low-density populations, S. domestica represents an intere...

  • Article
  • Open Access
2 Citations
3,712 Views
17 Pages

7 February 2024

The scent system of Danaus is important for the study of butterfly sexual communication and relevant investigations in biomimetics due to its involvement with mimicry. Using light, scanning, and transmission electron microscopy, the morphological cha...

  • Review
  • Open Access
18 Citations
12,346 Views
31 Pages

4 November 2020

Nematodes are Earth’s most numerous multicellular animals and include species that feed on bacteria, fungi, plants, insects, and animals. Foliar nematodes are mostly pathogens of ornamental crops in greenhouses, nurseries, forest trees, and fie...

  • Article
  • Open Access
18 Citations
4,169 Views
13 Pages

The Effects of Crop Tree Management on the Fine Root Traits of Pinus massoniana in Sichuan Province, China

  • Xiangjun Li,
  • Yu Su,
  • Haifeng Yin,
  • Size Liu,
  • Gang Chen,
  • Chuan Fan,
  • Maosong Feng and
  • Xianwei Li

20 March 2020

Pinus massoniana is an important tree species for wind protection and timber forests in Southern China. In recent years, P. massoniana plantations have been developed on more than 11,300,000 hm2 in southern China, but numerous problems have been obse...

  • Article
  • Open Access
5 Citations
3,083 Views
18 Pages

26 January 2025

Street green spaces can effectively attenuate traffic noise, but the crucial role of coniferous trees and shrubs in the reduction in green space noise has not been systematically explored. Therefore, in this study, the aim was to determine the mechan...

  • Article
  • Open Access
36 Citations
8,956 Views
31 Pages

Partition and Inclusion Hierarchies of Images: A Comprehensive Survey

  • Petra Bosilj,
  • Ewa Kijak and
  • Sébastien Lefèvre

1 February 2018

The theory of hierarchical image representations has been well-established in Mathematical Morphology, and provides a suitable framework to handle images through objects or regions taking into account their scale. Such approaches have increased in po...

  • Article
  • Open Access
1 Citations
2,383 Views
13 Pages

Optimum Discrimination on the Subsection Taxonomy of Wild Tree Peony Species in China Using Pollen Characteristics

  • Yiting Wang,
  • Jiangnan Wang,
  • Zhenguo Yan,
  • Lixin Niu,
  • Xiaoxiao Zhang and
  • Yanlong Zhang

Pollen characteristics have some significance for plant taxonomy classification. We intend to explore a more concise index value for the subsection taxonomy with the pollen morphology and pollen viability determined from all nine wild tree peony spec...

  • Article
  • Open Access
2 Citations
2,404 Views
22 Pages

25 July 2023

Pseudaucalaspis pentagona and P. prunicola are notorious pests and commonly feed on various ornamental plants and fruit trees worldwide. The two species share many host-plant species, and are similar in morphological characteristics and life cycle, m...

  • Article
  • Open Access
17 Citations
3,493 Views
16 Pages

Physiological and Genetic Analysis of Leaves from the Resprouters of an Old Ginkgo biloba Tree

  • Jiali Yan,
  • Sixuan Zhang,
  • Miaomiao Tong,
  • Jinkai Lu,
  • Tongfei Wang,
  • Yuan Xu,
  • Weixing Li and
  • Li Wang

15 September 2021

Ginkgo biloba is a well-known long-lived tree with important economical, ornamental and research value. New stems often resprout naturally from the trunk or roots of old trees to realize rejuvenation. However, the physiological and molecular mechanis...

  • Article
  • Open Access
21 Citations
5,961 Views
22 Pages

Characterization of Tanzanian Avocado Using Morphological Traits

  • Ibrahim Juma,
  • Agnes Nyomora,
  • Helena Persson Hovmalm,
  • Moneim Fatih,
  • Mulatu Geleta,
  • Anders S. Carlsson and
  • Rodomiro Octavio Ortiz

6 February 2020

Two-hundred and twenty-six old avocado trees (Persea americana Mill) derived from seeds were selected from eight districts of the Mbeya, Njombe and Songwe regions in Tanzania. The tree, leaf, fruit and seed characteristics were studied using the desc...

  • Article
  • Open Access
2 Citations
2,152 Views
20 Pages

Constructing Coupling Model of Generalized B-Spline Curve and Crown (CMGBCC) to Explore the 3D Modeling of Chinese Fir Polymorphism

  • Zeyu Cui,
  • Huaiqing Zhang,
  • Yang Liu,
  • Jing Zhang,
  • Tingdong Yang,
  • Yuanqing Zuo and
  • Kexin Lei

19 June 2023

Crown simulation based on basis spline (b-spline) interpolation is a compatible method to simulate tree polymorphism at present. However, there are two problems when it simulates the crown: the first problem is that the derivative value at the top po...

  • Article
  • Open Access
1,223 Views
22 Pages

Evaluation of the Impact of Morphological Differences on Scale Effects in Green Tide Area Estimation

  • Ke Wu,
  • Tao Xie,
  • Jian Li,
  • Chao Wang,
  • Xuehong Zhang,
  • Hui Liu and
  • Shuying Bai

18 January 2025

Green tide area is a crucial indicator for monitoring green tide dynamics. However, scale effects arising from differences in image resolution can lead to estimation errors. Current pixel-level and sub-pixel-level methods often overlook the impact of...

  • Article
  • Open Access
2 Citations
1,739 Views
17 Pages

9 January 2025

Trees are complex and dynamic living structures, where structural stability is essential for survival and for public safety in urban environments. Tree forks, as structural junctions, are key to tree integrity but are prone to failure under stress. T...

  • Article
  • Open Access
2 Citations
781 Views
22 Pages

Research on the Electrical Tree Deterioration Characteristics of Silicone Gel and Silicone Rubber Under Pulsed Electric Field

  • Cong Zhang,
  • Xiangze An,
  • Qingfa Li,
  • Jian Wu,
  • Zhe Xu,
  • Usama Khaled,
  • Dongxin He and
  • Lin Zhu

28 March 2025

Silicone gel and silicone rubber are widely used in packaging insulation because of their high comprehensive performance. Nevertheless, the special deterioration mechanism under pulsed electric fields is not yet clear and needs to be studied in depth...

  • Article
  • Open Access
3 Citations
3,494 Views
12 Pages

14 October 2022

Animals inhabiting colder climates have a larger body size (Bergmann’s rule) and smaller body extremities (Allen’s rule), which help homeothermic animals to retain heat. Such ecogeographical phenomena have frequently been observed in anim...

  • Article
  • Open Access
1 Citations
1,945 Views
20 Pages

New Coupled Canopy–Light Model (CCLM) to Improve Visual Polymorphism Simulation of Fir Morphology

  • Yuanqing Zuo,
  • Huaiqing Zhang,
  • Zeyu Cui,
  • Yang Liu,
  • Kexin Lei,
  • Xingtao Hu,
  • Hanqing Qiu,
  • Jiansen Wang,
  • Jing Zhang and
  • Tingdong Yang

17 March 2023

Environmental factors substantially influence the growth of trees. The current studies on tree growth simulation have mainly focused on the effect of environmental factors on diameter at breast height and tree height. However, the influence of enviro...

  • Article
  • Open Access
8 Citations
5,878 Views
19 Pages

Differential Morphological Profiles (DMPs) and their generalized Differential Attribute Profiles (DAPs) are spatial signatures used in the classification of earth observation data. The Characteristic-Salience-Leveling (CSL) is a model allowing the co...

  • Article
  • Open Access
853 Views
26 Pages

21 April 2025

We quantified morphological variation among genetically identified specimens of Fusconaia flava, F. subrotunda, Pleurobema cordatum, P. plenum, P. sintoxia, and P. rubrum inhabiting the Green River, Kentucky, species with shells that are morphologica...

  • Article
  • Open Access
6 Citations
2,702 Views
36 Pages

Diversity and Pathogenicity of Botryosphaeriaceae Species Isolated from Olives in Istria, Croatia, and Evaluation of Varietal Resistance

  • Elena Petrović,
  • Karolina Vrandečić,
  • Andreina Belušić Vozila,
  • Jasenka Ćosić and
  • Sara Godena

1 July 2024

During 2021 and 2022, a field investigation was conducted in Istria, Croatia, searching for trees exhibiting signs of Botryosphaeria dieback. Samples of symptomatic trees were collected from 26 different locations and analysed. Isolates that morpholo...

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