Results 41 to 50 of about 215,740 (264)

Population status and habitat preferences of critically endangered Dipterocarpus littoralis in West Nusakambangan, Indonesia [PDF]

open access: yes, 2015
The conservation of the endemic tree species Dipterocarpus littoralis (Bl.) Kurz. is hampered by the paucity of information on its population biology and ecology. Consequently, a targeted survey was carried out in the West Nusakambangan Nature Reserve to
Davy, Anthony J., Robiansyah, Iyan
core   +3 more sources

Endangered plants persist under phosphorus limitation [PDF]

open access: yesNature, 2005
Nitrogen enrichment is widely thought to be responsible for the loss of plant species from temperate terrestrial ecosystems. This view is based on field surveys and controlled experiments showing that species richness correlates negatively with high productivity and nitrogen enrichment.
Wassen, M.J.   +3 more
openaire   +5 more sources

Analysis of microbial communities in allogeneic matured muskrat musk and natural musk

open access: yesDiscover Sustainability
Musk, a widely used ingredient in traditional Chinese medicine, exhibits diverse pharmacological activities and holds significant value. Due to the limited yield of natural musk, which falls far short of market demand, muskrat musk is increasingly ...
Chengli Zheng   +7 more
doaj   +1 more source

Keberadaan dan Pemanfaatan Tumbuhan Obat Langka di Wilayah Bogor dan Sekitarnya [PDF]

open access: yes, 2012
Comparative studies and surveys to several medicinal plant gardens in Bogor area and national park areas adjacent to the Bogor have been done in 2006-2009. From these activitis a number of endangered medicinal plants at Bogor were recorded.
Hidayat, S. (Syamsul)
core  

A New \u3ci\u3eFlexamia\u3c/i\u3e (Homoptera: Cicadellidae: Deltocephalinae) From Southern Michigan [PDF]

open access: yes, 2018
A new species, Flexamia huroni, is described from a prairie fen in south- eastern Michigan. This leafhopper is closely related to the western F. serrata B & T, a specialist on mat muhly (Muhlenbergia richardsonis). Like its sister species, F.
Bess, James A, Hamilton, K. G. A
core   +2 more sources

Phylogeography of Pterocarya hupehensis reveals the evolutionary patterns of a Cenozoic relict tree around the Sichuan Basin

open access: yesForestry Research
Environmental factors such as mountain tectonic movements and monsoons can enhance genetic differentiation by hindering inter- and intra-specific gene flow. However, the phylogeographic breaks detected within species may differ depending on the different
Zi-Jia Lu   +6 more
doaj   +1 more source

The complete chloroplast genome sequence of Michelia chapensis Dandy: an endangered species in China

open access: yesMitochondrial DNA. Part B. Resources, 2020
The first complete chloroplast genome (cpDNA) sequence of Michelia chapensis was determined from Illumina HiSeq pair-end sequencing data in this study. The cpDNA is 160,138 bp in length, contains a large single-copy region (LSC) of 88,164 bp and a small ...
Yongkang Sima   +3 more
doaj   +1 more source

On the distribution, ecology and conservation status of three rare plant taxa Zygophyllum compressum, Elachanthus glaber and Eremophila crassifolia in southwestern New South Wales [PDF]

open access: yes, 2010
The arid and semi-arid southwest of New South Wales has received disproportionately less attention from botanists than other similar-sized geographic regions of the state.
Sluiter, Ian Richard Kirkwood
core  

A New Hexaploid Species of Isoetes (Isoetaceae) From Fujian, China, Based on Morphological and Molecular Evidence

open access: yesEcology and Evolution
A new endemic species of Isoetes from Fujian, China, which was previously identified as I. orientalis, is described and illustrated. In this study, we observed its leaf cross‐cut characteristics under a microscope and spore morphology characteristics ...
Moran Wang   +8 more
doaj   +1 more source

Genomic insights into ecological adaptation of oaks revealed by phylogenomic analysis of multiple species

open access: yesPlant Diversity
Understanding the ecological adaptation of tree species can not only reveal the evolutionary potential but also benefit biodiversity conservation under global climate change.
Tian-Rui Wang   +9 more
doaj   +1 more source

Home - About - Disclaimer - Privacy