The gypsy moth, Lymantria dispar (L.) (Lepidoptera: Lymantriidae), causes enormous damage to broadleaved forests in the northern hemisphere where it frequently defoliates large areas of forest.Since outbreaks begin oak forests, its most suitable habitat, we determined preference and performance moth larvae when reared on three species native oaks: sessile oak, Quercus petraea (Matt.)Liebl.; Turkey Q. cerris L.; Hungarian frainetto (Ten.).Leaf expansion selected physical chemical...

During a survey in three declining and healthy poplar plantations Serbia, six different Phytophthora species were obtained. plurivora was the most common, followed by P. pini, polonica, lacustris, cactorum, gonapodyides. Pathogenicity of all isolated to four-month one-year-old cuttings Populus hybrid clones I-214 Pánnonia, respectively, tested using both soil infestation stem inoculation test. Isolates × cambivora, cryptogea, serendipita from other host plants included as comparison. In...

When monitoring the state of health Fraxinus excelsior trees, unusual symptoms were discovered within a F. plantation in Bosnia and Herzegovina. These included appearance necrosis cankers basal parts followed by formation fruiting bodies, however, none these found crowns. After sampling isolation necrotic from stem base, pathogen Neonectria punicea was isolated identified characteristics pure cultures, morphology multilocus sequencing. In field conditions, juvenile trees inoculated with two...

Abstract Due to intense ash dieback, this research tested the bioactivity of Thymus vulgaris, Lavandula angustifolia , and Cupressus sempervirens essential oils (EO) against Hymenoscyphus fraxineus . In vitro testing showed that EOs had a pronounced fungitoxic effect on H. The most effective EO was extracted from T. vulgaris while obtained L. C. were less same effect. At concentration 1%, all inhibited mycelial growth, 0.01% 0.1% concentrations also growth in planta test conducted...

Abstract When monitoring the health status of various woody host plants in urban areas Serbia, symptoms indicative Cryphonectria ‐like infection were recorded on European hornbeam ( Carpinus betulus ) trees natural monument ‘Arboretum Faculty Forestry Belgrade’. One tree was affected by crown dieback while another one showed branches. Bark lesions found stems which contained numerous stromata with fruiting bodies and orange tendrils. Conidiomata solely infected tissue, producing hyaline,...

The presence of Cryphonectria parasitica (Murrill) M.E. Barr was studied in six natural and planted stands sweet chestnut Serbia. fungus detected on the five localities sessile oak one locality. In total, 77 isolates from were obtained. Based culture morphology, all obtained proven to be free (Saccardo) Saccardo & D. hypovirus. C. compatible with three different vegetative compatibility types, EU-12, EU-2, EU-1, while belonged EU-12. After inoculation laboratory conditions, isolate caused...

Pinus nigra Arn. bark extracts from Mokra gora (MG) and Tara mountains were analyzed with regard to their polyphenolic profile antioxidative antiproliferative activity. The ethanol extract MG showed the highest phenolic, flavonoid, tannin, proanthocyanidin content when compared acetone methanol both sites. same exhibited ABTS (2,2'-azinobis(3-ethylbenzothiazoline-6-sulfonic acid) diammonium salt) ferric reducing antioxidant power (FRAP) radical scavenging ability total activity (TAA). On...

This paper gives an overview of the present knowledge and some new faunistic zoogeographic data insufficiently researched tribe Bryobiini in Serbia. In Serbia, this group mites is represented by eight species, including four species to Serbian fauna: Bryobia angustisetis Jakobashvili, B. lagodechiana Reck, ulmophila Reck vasiljevi Reck. New on host plant families have also been obtained - two for angustisetis, graminum, one lagodechiana, family rubrioculus, ulmophila, vasiljevi. was...

The epidemic dieback of conifer forest, as the modern phenomenon, is present in central part Republic Serbia well other countries Southeastern Europe. Affected forest area increased period 2011-2014. It was most intense stands dominated by spruce and silver fir, about eight-fold less Austrian Scots pine. Change climate conditions supposed to be one main possible causes coniferous forests dieback. change initiated activity fungi Armillaria spp. Heterobasidion annosum which led decay...

Inonotus hispidus develops as a parasite on living trees and causes white, central rot. Infections occur through injuries branches or stems. Its ability to cause cankers differentiates it from fungi that only heart In Serbia, is quite frequent Persian walnut (Juglans regia), black nigra), plane tree (Platanus acerifolia) common ash (Fraxinus excelsior). urban conditions, apart trees, carpophores sometimes horse chestnut (Aesculus hippocastanum), sycamore maple (Acer pseudoplatanus), Turkey...

Turkey oak (Quercus cerris) is one of the most important tree species in park forests and parks Serbia. Despite this, there has been no available information domestic literature about parasitic fungi that affect urban areas. Research carried out between 2016 2023 identified 19 taxa saprotrophic colonize conditions: on roots, two leaves, bark, seven trunk, branches, fruits, stumps, both leaves fruits. The significant found were Fomes fomentarius, Inonotus nidus-pici, Fuscoporia torulosa,...

This study analyzes the chemical composition of three medicinal fungal species: Fomes fomentarius, Ganoderma lucidum, and Trametes versicolor, with aim examining their mineral content, essential elements, trace macroelements, pH in order to evaluate medical ecological potential. The fungi are rich bioactive compounds, including polysaccharides, triterpenes, phenolic which being studied for potential therapeutic properties, such as anticancer, anti-inflammatory, immunomodulatory effects....

Twenty-two essential oil samples from Germany and Albania were assayed to test their inhibitory fungicidal activity against Cryphonectria parasitica (Murr.) Barr., the major causal agent of chestnut blight on trees, using fumigant macrodilution method. Test concentrations oils in air phase were: 0.02, 0.04, 0.08, 0.16 0.32 ?l ml-1, minimum determined. The strongest was shown by two mint Albania, black pine at concentration 0.02 ml-1 for both isolates (M1 4S). tested plant also included:...

During the last several years, a significant decline of different forests in Serbia was recorded. The is more widespread conifer stands, but occurence recorded broadleaved forest stands as well. These declines are result abiotic, biotic and anthropogenic factors. According to studies performed so far Serbia, predisposing factor were droughts during 2012 2013 vegetation periods that caused physiological weakness trees. Among factors, most important fungi (mainly root rot, rot fungi, needle...

In light of the increase environmental pollution, we tested effect cadmium (Cd) and lead (Pb) soil contamination on ash dieback. The experiment included inoculation Hymenoscyphus fraxineus Fraxinus excelsior angustifolia seedlings growing unpolluted soil, contaminated with (Cd), (Pb). At end experiment, 173 days after 50 since inoculation, all F. inoculated H. showed dieback symptoms in comparison to their control groups. However, both grown had significantly increased necrotic lesions...

Within the Daedaleopsis genus six species has been described, however, some sources are indicating that there 10(11) species. Two occurring in Europe, including D. confragosa (with its variety tricolor) and septentrionalis. causes white rot of broadleaved hosts most often appears as saprotroph, less at living trees opportunistic parasite. Basidiomes form two types hymenophore express differences color upper surface. Based on this, were separated past with pores tricolor lamelloid...

While monitoring the health of different ornamental and shade trees in Serbia, symptoms indicative cypress canker disease were observed young Cupressus sempervirens Belgrade urban area. Symptoms included tree mortality (specimens recorded with a change needle colour, branch decline or longitudinal bark cankers on stems resin exudates) appearance acervuli fruiting bodies cones. Using light microscopy, cross sections cankered cones examined numerous fusoid, six-cell conidia four inner coloured...

Since 2013, symptoms indicative of I. nidus-pici infections were recorded in various stands the central part Serbia and several tree species from Fagaceae family affected. After detailed sampling, isolation identification fungus using both classical molecular methods, current distribution host range determined. This was at 17 additional localities Serbia, Q. cerris most common affected host. Further, huge damages occasionally petraea, particularly when growing mixed with cerris. In addition,...

Summary Cherry laurel ( Prunus laurocerasus ) is a native plant species in Serbian forests, but also widely used for ornamental plantings. Following two extremely wet summers 2014 and 2015, spring summer of 2016 2017, numerous cherry plants with symptoms indicative Phytophthora diseases, like wilting chlorosis leaves, dieback bleeding bark necroses, were recorded park Belgrade nurseries central Serbia. From necrotic samples rhizosphere soil, self‐sterile isolates woolly colonies obtained....

This paper provides the assessment of zones risk for users Topčider Forest Park. The was done according to health condition woody plant species as determined in 2017, position roads, footpaths and parking lots, age trees etc. In order establish priorities terms monitoring rehabilitation measures within forest park, four were distinguished: a very high-risk zone, medium-risk zone low-risk zone. criterion identification that pose potential threat all (local population, picnickers, recreational...

The research deals with the health condition of tree and shrub species natural resource known as Topčider Park assessed on basis conducted visual assessment determination degree defoliation discolouration. During growing season 2018-2019, plant belonging to 50 different genera was determined. following were found be healthy, without any visible damage: Cedrus atlantica, Corylus avelana, C. colurna, Juglans nigra, Maclura aurantiaca, Mahonia aquifolium, Prunus cerasifera, P. spinosa, Quercus...

In urban areas treelined paths are the most vulnerable element. According expected functions in certain street unsatisfactory with their appearance and general condition. These primarily biological, ecological, sociological aesthetic functions. Because of negative anthropogenic influences trees low level condition, very functionality state health. Most exist difficult circumstances streets, there crowded underground aboveground part. such circumstances, just as individual specimens grow into...