Results 1 to 10 of about 32,951 (260)

Plasmopara elegantissima sp. nov. (Oomycota, Peronosporales), a Downy Mildew Species Specialized to Impatiens textori (Balsaminaceae)

open access: yesMycobiology, 2020
Over the past 15 years, downy mildew became the most destructive foliar disease in cultivated Impatiens species (Balsaminaceae) worldwide. A previous study had revealed that the causal agent was not Plasmopara obducens (Oomycota, Peronosporales) but ...
Young-Joon Choi   +3 more
doaj   +1 more source

Impact of Land Use Changes and Dynamic Vegetation Changes on Vascular Flora Diversity in Małków-Bartochów (The Warta River Valley) [PDF]

open access: yes, 2011
The paper presents the changes of vascular plant flora in the Małków-Bartochów peatland area (the Warta River valley) which took place over a 40-year period.
Michalska-Hejduk, Dorota   +1 more
core   +2 more sources

The diversity and floral hosts of bees at the Archbold Biological Station, Florida (Hymenoptera: Apoidea) [PDF]

open access: yes, 2002
A list is provided of 113 species of bees and their 157 known floral hosts at the Archbold Biological Station(ABS), a 2105 ha site on the Lake Wales Ridge in Highlands County in south-central Florida.
Deyrup, Mark   +2 more
core   +1 more source

The Analysis of the Forest Flora of the Strzyżowskie Foothills from the Perspective of Presence of Anthropogenic Species [PDF]

open access: yes, 2011
The anthropogenic pressure of the forest communities of the Strzyżowskie Foothills (the Western Carpathians) was estimated on the basis of phytosociological materials.
Stachurska-Swakoń, Alina   +1 more
core   +2 more sources

An Attempt at Assessment of Alnetum Incanae Lüdi 1921 Transformations in the Skawica River Valley (The Beskid Żywiecki MTS) [PDF]

open access: yes, 2011
The paper presents an attempt at assessment of Alnetum incanae LÜDI 1921 transformations in the Skawica River valley. The field studies were carried out in the whole Skawica valley.
Babczyńska-Sendek, Beata   +2 more
core   +3 more sources

Adaptation mechanism of three Impatiens species to different habitats based on stem morphology, lignin and MYB4 gene

open access: yesBMC Plant Biology
Background Impatiens is an important genus with rich species of garden plants, and its distribution is extremely extensive, which is reflected in its diverse ecological environment.
Xin-Yi Li   +6 more
doaj   +1 more source

Occurrence and dynamics of Impatiens parviflora depending on various environmental conditions in the protected areas in Slovakia [PDF]

open access: yes, 2016
Biological invasion as one of the main threats to natural ecosystems has big economic impact on conservation of nature. Studies of the population biology of invasive species may allow more precise focus on specific plant and soil ...
Bobuľská, Lenka   +3 more
core   +2 more sources

In vitro antioxidant and antimicrobial activities of ethanolic extracts from whole plants of three Impatiens species (balsaminaceae)

open access: yesAncient Science of Life, 2017
Context: Plants of Impatiens genus are recognized source of extracts with antioxidant and antimicrobial activity, including I. balsamina(Sanskrit name: Tairini), a plant traditionally used in Asia to treat infections and inflammation.
Fabián Vinicio Delgado-Rodriguez   +3 more
doaj   +1 more source

Contrasting effects of land cover on nesting habitat use and reproductive output for bumble bees

open access: yesEcosphere, 2021
Understanding habitat quality is central to understanding the distributions of species on the landscape, as well as to conserving and restoring at‐risk species. Although it is well known that many species require different resources throughout their life
Genevieve Pugesek, Elizabeth E. Crone
doaj   +1 more source

A Day in Her Boots [PDF]

open access: yes, 2009
Spend a day with groundskeeper extraordinaire Carol Gallagher to learn some of the secrets behind what makes the Linfield campus so ...
Davis, Laura
core   +1 more source

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