Results 111 to 120 of about 69,690 (258)

PERKEMBANGAN MIKROGAMETOFIT DAN UJI VIABILITAS SERBUK SARI KELAPA (Cocos nucifera L. “Ancak”)

open access: yesSimbiosis: Journal of Biological Sciences, 2013
The research observed the type of pollen shape, development of microgametophyte, and pollen viability of Cocos nucifera L. “Ancak”, that is the pollen structure Cocos nucifera L. used preparation with acetolysis method.
Ni Luh Gede Cerli Tonika Sari   +2 more
doaj  

Chromatin modifications during pollen development and pollen embryogenesis in barley

open access: yes, 2015
Voraussetzung für die Pollen Embryogenese ist die Änderung der Zellidentität. Dieses ist grundsätzlich mit einer epigenetischen Reprogrammierung verknüft. In der vorliegenden Arbeit wurde mittels histologische Färbemethoden und Immunmarkierung ein erster umfassender Überblick der epigenetischen Veränderungen während der Pollen Gametogenese und der ...
openaire   +2 more sources

Functions of Redox Signaling in Pollen Development and Stress Response. [PDF]

open access: yesAntioxidants (Basel), 2022
Xie DL   +4 more
europepmc   +1 more source

Holocene sea‐level and environmental changes on the Isle of Mull, Scotland

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT Sea‐level and coastal changes are reconstructed on the Isle of Mull, western Scotland, from 10 988 to 10 507 cal BP to the present. This research has produced the first SLIP for the Isle of Mull. A multiproxy approach including pollen, spore, foraminifera and diatom analyses reveals palaeoenvironmental changes from two coastal sites.
Katherine A. Selby   +6 more
wiley   +1 more source

A Rapid Alkalinization Factor-like Peptide EaF82 Impairs Tapetum Degeneration during Pollen Development through Induced ATP Deficiency. [PDF]

open access: yesCells, 2023
Hung CY   +11 more
europepmc   +1 more source

Holocene palaeoenvironmental reconstruction of sea level, coastal and vegetation changes along the southern Solway Firth, United Kingdom

open access: yesJournal of Quaternary Science, EarlyView.
Abstract Holocene relative sea level (RSL) changes were reconstructed from four sites along the less‐studied southern Solway Firth. A multiproxy approach, including lithostratigraphical and biostratigraphical analyses, combined with radiocarbon dating, produced ten sea level index points (SLIPs).
Dayang Siti Maryam Binti Mohd Hanan   +3 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  

Annual Reports to the ESA Council ESA 110th Annual Meeting July, 2025

open access: yes
The Bulletin of the Ecological Society of America, EarlyView.
wiley   +1 more source

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