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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Fitocenozės komponentų kitimas įvairaus amžiaus brukninių – mėlyninių pušynų pakraščiuose / The Forest Community Dynamics in the Edges of Different Age of Vaccinio - Myrtillosa Pine Forests

Grigaitis, Vaidas 08 June 2004 (has links)
Grigaitis V. 2004. The forest community dynamics in the edges of different age of Vaccinio - myrtillosa pine forests. The Master thesis / superwisor doc. dr. V. Marozas. LŽŪU, Akademija, 98 p.: iliustr. 52. SUMMARY The purpose of work: to study the appearing of the edge effect among cuttings and neighboring with them mature stands by performing clear - cuts in site in the red whortleberry - whortleberry pine forests; the meaningful influece of the edge effect for cuts and the correlation of forest community components of mature stands: for the sprouts of ligneous plants, moss and lichen, herbal plants, underbrush and understorey, the canopy cover in respect of time and space. The subject of work: Kačerginė forest district of Dubrava Forest Enterprise, the forest array of Zapyškis, pine forests of Vaccinio - myrtillosa site types. The total area of the forest district is 2414 ha, of which the forest array of Zapyškis covers 1568 ha. The object is in the Northeastern part of Middle Europe geographically, in regard to plant formation - in the Europe mixed up - forests zone, from the point of geomorphological view forest reserve belongs to East Europe west side part plaines. The methods of work: for the research in pine forests of Vaccinio - myrtillosa site types were sampled five clear - cut tracts of different cut age, neighboring with conditionally of the same age pine stands of Vaccinio - myrtillosa site types. In the each cut and mature stand group( in the couple)... [to full text]

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