Results 201 to 210 of about 1,088,744 (389)

Hydroclimatic development from the Early Holocene to anthropogenic times: a comparative study of diatom oxygen isotope records and multiproxy data from Lake Khamra, eastern Siberia

open access: yesBoreas, EarlyView.
Northern Eurasia underwent major hydroclimatic changes since the beginning of the Holocene interglacial. A rapid warming period reaching the Holocene Thermal Maximum (HTM), followed by a general cooling trend until recent times, was observed in Eurasian lacustrine diatom oxygen isotope (δ18Odiatom) records.
Amelie Stieg   +6 more
wiley   +1 more source

Differential sensitivity of ADF isovariants to a pH gradient promotes pollen tube growth. [PDF]

open access: yesJ Cell Biol, 2023
Wang J   +7 more
europepmc   +1 more source

Evolutionary implications of a deep‐time perspective on insect pollination

open access: yesBiological Reviews, EarlyView.
ABSTRACT Plant pollination by insects represents one of the most transformative and iconic ecological relationships in the natural world. Despite tens of thousands of papers, as well as numerous books, on pollination biology published over the past 200 years, most studies focused on the fossil record of pollinating insects have only been published in ...
David Peris   +10 more
wiley   +1 more source

UJI VIABILITAS DAN PERKEMBANGAN SERBUK SARI BUAH NAGA PUTIH (HYLOCEREUS UNDATUS (HAW.) BRITTON & ROSE), MERAH (HYLOCEREUS POLYRHIZUS (WEB.) BRITTON & ROSE) DAN SUPER MERAH (HYLOCEREUS COSTARICENSIS (WEB.) BRITTON & ROSE) SETELAH PENYIMPANAN

open access: yesJurnal Biologi Udayana, 2010
The aim of the research was to determine pollen viability, pollen tube length and pollen development of white, red and super red dragon fruit after storage at different temperatures and times.
NI KADEK YUNITA SARI   +2 more
doaj  

Arabidopsis pollen tube integrity and sperm release are regulated by RALF-mediated signaling

open access: yesScience, 2017
Zengxiang Ge   +20 more
semanticscholar   +1 more source

Past aridity and dust drove biodiversity crises and altered pollination in the ancient gymnosperm Ephedra (Gnetales)

open access: yesBiological Reviews, EarlyView.
ABSTRACT The long‐term effects of present‐day climate change on pollination are unquantified. However, distinguishing climatic drivers of ancient changes in pollination could provide valuable insights into biotic responses to near‐future climate states.
Natasha Barbolini   +9 more
wiley   +1 more source

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