Results 71 to 80 of about 32,951 (260)

A New Record of Impatiens monticola (Balsaminaceae) to the Flora of Assam, India, with a Key to Known Species

open access: yesMongolian Journal of Biological Sciences
Impatiens monticola Hook.f. (Balsaminaceae) is reported here as a new record for the state of Assam, India. Flowers were dissected and a detailed description, photographic illustration and line-drawings are provided, along with an account and the revised
Jintu Sarma   +3 more
doaj   +1 more source

Ontogeny and Systematics of the Genus \u3ci\u3eCerophagus\u3c/i\u3e (Acari: Gaudiellidae), Mites Associated With Bumblebees [PDF]

open access: yes, 2017
Nymphs and adults of Cerophagus nearcticus n. sp. are described from the nest of Bombus terricola occidentalis in California and phoretic associations with B. impatiens in Michigan and New York.
OConnor, Barry M
core   +2 more sources

No evidence for neonicotinoid preferences in the bumblebee Bombus impatiens

open access: yesRoyal Society Open Science, 2020
Neonicotinoid pesticides can have a multitude of negative sublethal effects on bees. Understanding their impact on wild populations requires accurately estimating the dosages bees encounter under natural conditions. This is complicated by the possibility
F. Muth, R. Gaxiola, Anne S. Leonard
semanticscholar   +1 more source

Genomic Features Of A Bumble Bee Symbiont Reflect Its Host Environment [PDF]

open access: yes, 2014
Here, we report the genome of one gammaproteobacterial member of the gut microbiota, for which we propose the name >Candidatus Schmidhempelia bombi,> that was inadvertently sequenced alongside the genome of its host, the bumble bee, Bombus impatiens ...
Koch, Hauke   +4 more
core   +1 more source

Alpine flora of Kashmir Himalaya: floristic assessment, life history traits and threat status

open access: yesNordic Journal of Botany, EarlyView.
Alpine ecosystems in the Himalaya are considered to be at a higher risk to anthropogenic global change drivers. The Kashmir Himalaya, located in the north‐western side of the Himalayan biodiversity hotspot, harbors a diverse alpine flora, which remains systematically little investigated.
Bilal A. Rasray   +5 more
wiley   +1 more source

The effect of intrinsic physiological traits on diapause survival and their underlying mechanisms in an annual bee species Bombus impatiens

open access: yesConservation Physiology, 2020
Insects can use diapause to cope with extremes in seasonal environments. However, diapause is a physiologically demanding life stage that can result in mortality.
E. Treanore, E. Amsalem
semanticscholar   +1 more source

Integration of early disease-resistance phenotyping, histological characterization, and transcriptome sequencing reveals insights into downy mildew resistance in impatiens

open access: yesHorticulture Research, 2021
Downy mildew (DM), caused by obligate parasitic oomycetes, is a destructive disease for a wide range of crops worldwide. Recent outbreaks of impatiens downy mildew (IDM) in many countries have caused huge economic losses.
Ze Peng   +7 more
semanticscholar   +1 more source

Tracing change in the public perception of plants: insights from archives and social media in China

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
As urbanization accelerates, historic gardens serve as vital cultural treasures that offer spiritual and cultural support to the public. This study proposes an innovative approach that merges historical records from the Qing Dynasty with contemporary social media data to explore changes in public perceptions of these gardens.
Dong Xu   +4 more
wiley   +1 more source

Steaming soil is effective in eliminating invasive alien plants (IAPs) – part I: effect of exposure method

open access: yesPest Management Science, Volume 81, Issue 4, Page 2032-2039, April 2025.
As regulations on chemical pesticides become more stringent, it is likely that there will be interest in water steam as an alternative approach for soil disinfestation. This study investigated the feasibility of utilizing a soil steaming device for thermal control of selected invasive alien plants and showed a promising mortality rate for their ...
Zahra Bitarafan   +4 more
wiley   +1 more source

Effects of timed LED regimes on tomato plant traits, performance of two‐spotted spider mites, and predatory mites (Phytoseiulus persimilis)

open access: yesPest Management Science, Volume 81, Issue 4, Page 2300-2311, April 2025.
Light‐emitting diode (LED)‐based treatments for enhancing crop production and pest management have primarily focused on continuous treatments. This study, using Tetranychus urticae and Phytoseiulus persimilis, demonstrates that the timing of LED supplementation is crucial for designing integrated pest management strategies that improve both plant ...
Patrice Savi   +5 more
wiley   +1 more source

Home - About - Disclaimer - Privacy