Results 121 to 130 of about 46,031 (306)

In the nectar, there are answers: exploring the intersection of colored nectars and reactive oxygen species in manipulating pollinator behavior

open access: yesNew Phytologist, Volume 246, Issue 3, Page 901-910, May 2025.
Summary Nectar, a vital mediator of plant–pollinator interactions, exhibits remarkable chemical diversity beyond sugars, including reactive oxygen species and specialized metabolites such as pigments. Colored nectars, present in over 70 species, function as visual signals, inhibitors of microbial growth, or nutritional rewards, underscoring their ...
Evin T. Magner   +3 more
wiley   +1 more source

Cytochemical localization of H2O2 in pigment glands of cotton (Gossypium hirsutum L.)

open access: yesJournal of Integrative Agriculture, 2016
Programmed cell death (PCD) plays a critical role in the development of plant pigment glands, while H2O2, which is a kind of reactive oxygen species (ROS) produced by the aerobic metabolism of cells, acts as an important signal in this process.
Ling-li WANG   +4 more
doaj  

Riparian Vegetation of Suhuyon River, North Sulawesi [PDF]

open access: yes, 2015
Riparian vegetation has important ecological roles in maintaining river quality. The declining of riparian vegetation will cause to decreasing of water quality and aquatic and terrestrial biodiversities.
Siahaan, Parluhutan, Siahaan, Ratna
core  

Abroma augusta L. (Malvaceae) leaf extract attenuates diabetes induced nephropathy and cardiomyopathy via inhibition of oxidative stress and inflammatory response

open access: yesJournal of Translational Medicine, 2015
BackgroundAbroma augusta L. (Malvaceae) leaf is traditionally used to treat diabetes in India and Southern Asia. Therefore, current study was performed to evaluate the protective effect of defatted methanol extract of A.
R. Khanra   +6 more
semanticscholar   +1 more source

Defining the pyro‐thermal niche: do seed traits, ecosystem type and phylogeny influence thermal thresholds in seeds with physical dormancy?

open access: yesNew Phytologist, Volume 246, Issue 4, Page 1567-1582, May 2025.
Summary Seeds are a key pathway for plant population recovery following disturbance. To prevent germination during unsuitable conditions, most species produce dormant seeds. In fire‐prone regions, physical dormancy (PY) enables seeds to germinate after fire. The pyro‐thermal niche, incorporating temperature effects into seed dormancy and mortality, has
Ryan Tangney   +6 more
wiley   +1 more source

Oviposition behavior of Plutella xylostella onto cabbages covered with nets [PDF]

open access: yes, 2011
Plusieurs expérimentations de terrains menées en zone tropicale en Afrique et en Asie ont montré l'efficacité des filets anti-insectes pour protéger les cultures de choux contre les Lépidoptères en particulier Plutella xylostella.
Coffi, Hubert Kacou   +3 more
core  

Keanekaragaman Family Malvaceae Di Hutan Taman Eden 100 Sebagai Bahan Perangkat Pembelajaran Biologi

open access: yesBest Journal, 2019
Penelitian di Hutan Taman Eden 100 yang terletak di kawasan Lumbang Rang, Desa Sionggang Utara, Kec.Lumban Julu, Kab. Toba Samosir Sumatera Utara telah dilakukan selama 3 bulan yang dilaksanakan daribulan April sampai dengan bulan Juni 2019.
M. Masnadi
semanticscholar   +1 more source

First record of the nesting whitefly, Paraleyrodes minei Iaccarino, 1990 (Hemiptera, Aleyrodidae) in Malta [PDF]

open access: yes, 2016
The nesting whitefly, Paraleyrodes minei is the latest exotic whitefly species to be found breeding in Malta and was originally described from specimens collected from Citrus crops in Syria by Iaccario (1990).
Malumphy, Chris, Mifsud, David
core   +1 more source

A new combination in the genus Talipariti (Malvaceae) [PDF]

open access: yesRodriguésia, 2010
Abstrat A new combination reestablishes the species Talipariti pernambucense (Arruda) Bovini, known before as a variety. Morphological and genetic studies by several authors have shown the need to establish this taxon at the specific level.
openaire   +5 more sources

The age of chocolate: a diversification history of Theobroma and Malvaceae

open access: yesFrontiers in Ecology and Evolution, 2015
Dated molecular phylogenies of broadly distributed lineages can help to compare patterns of diversification in different parts of the world. An explanation for greater Neotropical diversity compared to other parts of the tropics is that it was an ...
J. Richardson   +3 more
semanticscholar   +1 more source

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