Results 31 to 40 of about 1,736,079 (311)

Long Distance Seed Dispersal by Forest Elephants [PDF]

open access: yesFrontiers in Ecology and Evolution, 2021
By dispersing seeds long distances, large, fruit-eating animals influence plant population spread and community dynamics. After fruit consumption, animal gut passage time and movement determine seed dispersal patterns and distances. These, in turn, are influenced by extrinsic, environmental variables and intrinsic, individual-level variables.
John R. Poulsen   +25 more
openaire   +5 more sources

Morphology of Chinese Chive and Onion (Allium; Amaryllidaceae) Crop Wild Relatives: Taxonomical Relations and Implications

open access: yesPlants
The genus Allium L. includes economically significant crops such as Chinese chives (Allium tuberosum Rottler ex Spreng.) and onions (Allium cepa L.), and is utilized in diverse agricultural applications, with numerous cultivars developed to date. However,
Min Su Jo   +4 more
doaj   +1 more source

Regeneration in gap models: priority issues for studying forest responses to climate change [PDF]

open access: yes, 2001
Recruitment algorithms in forest gap models are examined with particular regard to their suitability for simulating forest ecosystem responses to a changing climate. The traditional formulation of recruitment is found limiting in three areas.
Zimmermann, N.E.   +12 more
core   +1 more source

Monitoring of forest ecosystems in Ireland : FOREM 9 project : final report [PDF]

open access: yes, 2004
Intensive monitoring has been carried out under EC Regulation 3528/86 (project number 8860 IR 001.0) at Ballyhooly, Co. Cork since 1988. In 1991, three new plots (Roundwood, Cloosh and Brackloon) were established (9060IR0030) to give a more ...
Boyle, Gillian M., Farrell, E. P.
core   +1 more source

Telomere-to-telomere genome assembly of the Fraxinus mandshurica Rupr

open access: yesScientific Data
Fraxinus mandshurica Rupr, an important timber species, is widely distributed throughout northeastern China. In our study, we assembled the telomere-to-telomere (T2T) genome of F. mandshurica, generated by using Illumina short-read, PacBio HiFi long-read
Dandan Zhang   +10 more
doaj   +1 more source

Diversity, composition and richness of soil seed banks in different forest communities at Dotalugala Man and Biosphere Reserve, Sri Lanka

open access: yesCeylon Journal of Science, 2016
The soil seed bank provides an indication of the regenerative potential of forest ecosystems following disturbances. The present study was conducted to examine the spatial and temporal distribution of soil seed bank in three different forest communities ...
H.M.S.P. Madawala   +2 more
doaj   +1 more source

Seed pathology of non-domesticated species of tropical ecosystems

open access: yesJournal of Seed Science, 2022
: Seed pathology is an area of study that began in the last century and has been developing since then, with increasing contribution especially to agricultural production systems.
Rayana de Sá Martins   +2 more
doaj   +1 more source

Seed rain and soil seed banks limit native regeneration within urban forest restoration plantings in Hamilton City, New Zealand [PDF]

open access: yes, 2012
Restoration of native forest vegetation in urban environments may be limited due to isolation from native seed sources and to the prevalence of exotic plant species.
Overdyck, Elizabeth, Clarkson, Bruce D.
core  

Developmental programmes drive cellular plasticity, disease progression and therapy resistance in lung adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
This study shows that lung adenocarcinomas exploit developmental branching morphogenesis to acquire a therapy resistant basal‐like tumour cell state. This process was found to be regulated by combined TP53 loss‐of‐function and type‐I interferon signalling, identifying a novel axis for biomarker and therapeutic target discovery.
Kamila J Bienkowska   +13 more
wiley   +1 more source

BRAZILIAN FOREST SEEDS: A PRECARIOUS BEGINNING, A HEADY PRESENT AND THE FUTURE, WILL IT BE PROMISING?

open access: yesCiência Florestal, 2014
http://dx.doi.org/10.5902/1980509815738By analyzing the trajectory of forest seed sector, it is widely known the relationship between the studies on native species and the Brazilian Forest Legislation.
João Paulo Ribeiro-Oliveira   +1 more
doaj   +1 more source

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