Sedanje stanje razširjenosti robinije (Robinia pseudoacacia L.) v Sloveniji in napovedi za prihodnost
V raziskavi smo ugotavljali lesno zalogo robinije (Robinia pseudoacacia L.) in njen delež v gozdovih Slovenije. Poleg tega smo z uporabo empiričnega modela in scenarijev podnebnih sprememb napovedali njeno pojavljanje in delež v prihodnost. Robinija je trenutno najbolj pogosta tujerodna drevesna vrsta v naših gozdovih. Sedanja lesna zaloga robinije dosega okoli 0,6 % celotne lesne zaloge naših gozdov. Najpogostejša je v gozdovih GGO Murska Sobota in Kraškega GGO. Ob uresničitvi scenarijev podnebnih sprememb, ki vsi predvidevajo povečanje povprečnih temperatur zraka v prihodnosti, se bo delež lesne zaloge robinije postopoma še povečeval na vzhodnem in severovzhodnem ter jugozahodnem delu Slovenije. Večji delež lahko pričakujemo tudi v nižinskem in gričevnem delu osrednje Slovenije. Po napovedih modela bi se lahko lesna zaloga robinije do konca stoletja najmanj podvojila glede na današnje stanje. Ob uresničitvi scenarijev podnebnih sprememb bi se gozdarstvo srečevalo še z večjimi težavami, povezanimi s to invazivno tujerodno drevesno vrsto. Ob doslednejšem uresničevanju konceptov sonaravnega gozdarstva bomo morali na čim bolj optimalen način usklajevati med nezaželenostjo te invazivne tujerodne vrste in njenimi številnimi koristmi ter interesi lastnikov.
In this study, we analyse the growing stock of black locust (Robinia pseudoacacia L.) and its share in Slovenian forests. In addition, based on empirical model and climate change scenarios, we predict its distribution and share in the future. Black locust is the commonest non-native tree species in Slovenian forests. The current growing stock of black locust is near 0.6% of the total growing stock of our forests. This tree species has the highest share in forests of the Regional Unit of Murska Sobota and Regional Karst Area Unit (Sežana). Should the recent climate change scenarios, which all predict an increase in mean air temperature in the future, proved to be true, the share of the black locustʼ growing stock will increase gradually in the eastern, north-eastern and south-western parts of Slovenia. Higher share of this species can be expected also in the lowlands and hilly area of central Slovenia. According to the forecasts of the model, the black locustʼs growing stock could at least double in comparison with its present state by the end of the century. In such situation our forestry will be faced with even more difficulties associated with this invasive tree species. Through a more consistent implementation of the concepts of sustainability in forestry, the balance between this invasive alien species, which is less desirable in our forests, and its many benefits and interests of the forest owners needs to be found.
2013
2017-07-12 09:19:25
1060
tujerodne vrste, invazivne vrste, lesna zaloga, Robinia pseudoacacia, robinja, podnebne spremembe, napovedi, modeli, Slovenija
r2
Lado
Kutnar
70
Andrej
Kobler
70
UDK
4
630*18(045)=163.6
ISSN pri članku
9
2335-3112
URN
14
URN:NBN:SI:DOC-C7GCP8YM
DOI
15
10.20315/ASetL.102.2
COBISS_ID
3
3783334
OceCobissID
13
266761216
RAZ_Kutnar_Lado_i2013.pdf
848385
Predstavitvena datoteka
2017-07-18 12:13:51