Results 11 to 20 of about 799 (68)

Major characteristics of mixed fir and beech virgin forests in the National park Biogradska Gora in Montenegro [PDF]

open access: yes, 2011
In order to manage forest ecosystems at a sufficiently high biodiversity level it is necessary to study the ecological, structural and production characteristics of virgin forests.
Cvjetićanin Rade   +3 more
core   +1 more source

Development of holm oak (Quercus ilex L.) stands in permanent test surfaces of National park Brijuni [PDF]

open access: yes, 2022
Područje Brijunskog arhipelaga, zahvaljujući geomorfološko-hidrološkim, klimatskim, prirodnim i antropogenim utjecajima, tvori jedno od malobrojnih očuvanih jadranskih prirodnih, kulturnih i krajobraznih vrijednosti.
Dorbić, Boris   +4 more
core   +2 more sources

Wood dimensions and value in the Austrian pine plantations in Forest Estate "Sombor"-Forest Unit "Subotica" [PDF]

open access: yes, 2011
The relationship and interaction between quantitative (number and dimensions of trees) and value indicators in Austrian pine plantations were researched in Forest Management Unit „Subotičke Šume” (Forest Estate „Sombor” - FA „Subotica”).
Ranković Nenad, Vučković Milivoj
core   +1 more source

Predation avoidance in shallow lakes [PDF]

open access: yes, 2016
Istraživanje zooplanktona provedeno je tijekom ljetnog razdoblja 2012. godine u tri vodena tijela različitog postanka, morfometrije, stupnja trofije, prokrovnosti i sastava makrofita: na rukavcu rijeke Sutle, mrtvaji Škrčev kut i šljunčari Zajarki ...
Duić Sertić, Maja
core   +1 more source

Usporedba strukture sastojina gospodarenih i prašumskih bukovih šuma Srbije [PDF]

open access: yes, 2018
This study presents results of the comparison of structural and production characteristics of managed and virgin European beech forests in Serbia. Five managed and three virgin European beech stands were studied. The aim of this research was to determine
Bratislav Kisin   +5 more
core   +2 more sources

Regeneration of Floodplain Forests in the Croatian Podunavlje Region Combined with Planting Seedlings of Narrow-Leaved Ash (Fraxinus angustifolia Vahl.) [PDF]

open access: yes, 2008
U radu je istražena mogućnost prirodne obnove kulture euroameričkih topola (Populus × canadensis Moench i P. deltoides W. Bartram ex Marshall), bilo “naletom” sjemena ili obnovom iz žilja i panjeva domaćih crne i bijele topole (Populus nigra L. i P. alba
Željko Hećimović, Željko Mayer
core   +2 more sources

Colonization of macroinvertebrates in moss mats of tufa barriers [PDF]

open access: yes, 2016
Tijekom 2006. godine u sedam dana je provedeno istraživanje makrozoobentosa na sedrenoj barijeri Novakovića Brod. Cilj istraživanja bio je utvrditi sastav, početnu dinamiku naseljavanja i obrasce migracije makrozoobentosa u mahovinama sedrenih barijera i
Tetkov, Marina
core   +1 more source

Models for the optimal age structures by planning intensity of regeneration in Pedunculate oak (Quercus robur L.) stands [PDF]

open access: yes, 2018
Optimalna dobna struktura preduvjet je potrajnosti gospodarenja, ali i čimbenik stabilnosti regularne šume. Osobito je to značajno u kontekstu evidentnih klimatskih promjena te posljedično vremenskih nepogoda koje uzrokuju značajne šumske štete ...
Brčić, Dario
core   +6 more sources

Population dynamics and microhabitat preferences of subterranean amphipods in the flooded forrest Crni jarki [PDF]

open access: yes, 2016
Ekološka ograničenja, dinamika veličinsko-dobne i spolne strukture populacije, te reprodukcijska obilježja i značajke životnog ciklusa stigofilnih rakušaca proučavane su u poplavnoj šumi Crni jarki pokraj Đurđevca. Triplikativni uzorci rakova prikupljani
Balala, Marina
core   +1 more source

Proces pomlađivanja hrasta lužnjaka (Quercus robur L.) u strogo zaštićenom šumskom rezervatu u južnoj Mađarskoj [PDF]

open access: yes, 2017
Insufficient natural regeneration of pedunculate oak (Quercus robur L.) in alluvial hardwood forests is a serious problem both for close-to-nature silviculture and nature conservation, as it may lead to in-depth changes of forest structure.
Adrienne Ortmann-Ajkai   +3 more
core   +2 more sources

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