Zobrazeno 1 - 10
of 197
pro vyhledávání: '"populus tremula l."'
Autor:
Alina Nasibullina, Marieke van der Maaten-Theunissen, Ernst van der Maaten, Holger Fischer, Sven Wagner
Publikováno v:
Journal of Forest Science, Vol 69, Iss 12, Pp 525-538 (2023)
Poplar species such as aspen (Populus tremula L.) play a very important role in the forest formation process not only in Eastern European regions. Unfortunately, such aspen stands are often severely affected by fungal diseases, causing mainly core ro
Externí odkaz:
https://doaj.org/article/9f33027ea362497fac201531c89874f8
Publikováno v:
Сибирский лесной журнал, Vol 10, Iss 3, Pp 27-33 (2023)
The results of the studies of the features of adaptation of triploid aspen regenerants obtained in vitro using a hydroponic system are discussed in the article. Triploid clones of aspen (Populus tremula L.) are characterized by rapid growth, high woo
Externí odkaz:
https://doaj.org/article/77e483a06ed74564b32b4b753f24d3dd
Publikováno v:
Diversity, Vol 16, Iss 7, p 376 (2024)
The genus Quercus, including species like pedunculate oak (Quercus robur L.), can play a key role in maintaining climate-resistant mixed forests due to its broad ecological spectrum and drought tolerance. Unfortunately, in some parts of Europe, clear
Externí odkaz:
https://doaj.org/article/c904a695c6f944c9b17956544d2b4045
Publikováno v:
Наукові праці Лісівничої академії наук України, Iss 24, Pp 136-142 (2022)
The paper provides an analysis of Populus tremula L. stands distribution by types of forest site conditions in the forest fund of the study region, mensurational indicators of stands of this species were determined and the dimensional structure of as
Externí odkaz:
https://doaj.org/article/6c9081153cab47c6af216eeb3f862b05
Autor:
G. Sukhbaatar, K.-W. Kim, B. Purevragchaa, B. Oyuntsetseg, B. Ganbaatar, B. Tseveen, G. Dashzeveg, B. Dovdondemberel, A. I. Lobanov
Publikováno v:
Сибирский лесной журнал, Vol 8, Iss 2, Pp 53-63 (2021)
Deforestation and forest degradation in the forest-steppe zone is one of the most pressing issues in the world, involving territory of southern boreal forests in Northern Mongolia. The changes in forest cover between 1999 and 2016 and driving factors
Externí odkaz:
https://doaj.org/article/7fd607cd848c4e488c1b764bc7038010
Publikováno v:
Environmental Sciences Proceedings, Vol 22, Iss 1, p 28 (2022)
An original methodology was formulated and a new three-stage method for assessing the CO2 balance in plant communities was developed. In managed forests, when calculating the carbon balance, it is necessary to take into account the release of CO2 and
Externí odkaz:
https://doaj.org/article/56d63aaaf0274192a029b388b1ce857c
Autor:
Yu. P. Demakov, A. V. Isaev
Publikováno v:
Сибирский лесной журнал, Vol 6, Iss 6, Pp 111-125 (2019)
Results of longterm studies conducted in floodplain forests of Mari El Republic are presented. These forests are of vast diversity of species, age, and spatial structure of stands. It is found that there are three phytocenotical layers in the flo
Externí odkaz:
https://doaj.org/article/cc3c2fd8124e4c4499de83ce0dc65db7
Autor:
Michiel Hubeau, Jens Mincke, Christian Vanhove, Anaïs Pasiphaé Gorel, Adeline Fayolle, Jackie Epila, Olivier Leroux, Stefaan Vandenberghe, Kathy Steppe
Publikováno v:
Frontiers in Forests and Global Change, Vol 2 (2019)
Generally, tree species load photoassimilates passively into the phloem, while herbaceous species load actively. These phloem loading strategies have implications for phloem sugar concentration and growth potential. Whereas, in previous research, phl
Externí odkaz:
https://doaj.org/article/d6eec63435814aa290ad3c9249f8da72
Publikováno v:
Transactions of the Karelian Research Centre of the Russian Academy of Sciences, Iss 12, Pp 135-141 (2016)
Previously it was shown that formation of parenchyma tissue inclusions in the wood of Karelian birch (Betula pendula Roth var. carelica) was associated with the high activity of apoplastic invertase. In our experiments with injection of sucrose solut
Externí odkaz:
https://doaj.org/article/3eebd2f3120f4026a439800888b0f4d4
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