Results 31 to 40 of about 114,759,116 (219)

Pollen characteristics and in vitro pollen germination of Cedrus libani A. Rich

open access: yesAfrican Journal of Biotechnology, 2009
This study aims to determine the germination characteristics, pollen tube developments, effects of germination media and temperature and incubation durations of the pollens obtained from the four clones (11342, 11344, 11345 and 11351) of Cedrus libani A. Rich.
ÇÖLGEÇEN, HATİCE   +2 more
openaire   +5 more sources

Perspectives on deciphering mechanisms underlying plant heat stress response and thermotolerance [PDF]

open access: yes, 2013
Global warming is a major threat for agriculture and food safety and in many cases the negative effects are already apparent. The current challenge of basic and applied plant science is to decipher the molecular mechanisms of heat stress response (HSR ...
Fragkostefanakis, Sotirios   +1 more
core   +1 more source

In Vitro and In Vivo Performance of Plum (Prunus domestica L.) Pollen from the Anthers Stored at Distinct Temperatures for Different Periods

open access: yesHorticulturae, 2022
A study was conducted to investigate the effect of different storage periods and temperatures on pollen viability in vitro and in vivo in plum genotypes ‘Valerija’, ‘Čačanska Lepotica’ and ‘Valjevka’.
Milena Đorđević   +8 more
doaj   +1 more source

The effect of temperature on pollen germination and pollen tube growth of sour cherry cultivars [PDF]

open access: yesJournal of Agricultural Sciences (Belgrade), 2014
The study was carried out to determine the effect of three different temperatures (5, 15 and 25°C) on in vitro pollen germination and pollen tube growth of five sour cherry cultivars: ‘Heimanns Konservenweichsel’, ‘Kelleriis 14’, ‘Oblačinska ...
Milatović Dragan P., Nikolić Dragan T.
doaj   +1 more source

Longevity and germination of Juniperus communis L. pollen after storage

open access: yesScientific Reports, 2021
Pollen storage belongs among the most important activities associated with pollen handling. It overcomes the differences in pollen shedding and ovule receptivity during controlled pollination experiments.
Andrej Kormuťák   +3 more
doaj   +1 more source

Effect of low storage temperature on pollen viability of fifteen herbaceous peonies

open access: yesBiotechnology Reports, 2019
In order to develop rich new varieties of peony flowers and solve the problems associated with non-synchronised flowering, a study was conducted to investigate pollen viability of fifteen herbaceous peony cultivars.
Guangcong Du   +7 more
doaj   +1 more source

Structure and in Vitro Germination of the Pollen of Pecan

open access: yesJournal of the American Society for Horticultural Science, 1985
Abstract The morphology of pecan [ Carya illinoensis (Wangenh C. Koch)] pollen from 4 cultivars was examined using light and scanning electron microscopy. Pollen was triporate, paraisopolar and suboblate, with a tectate and microechinate surface.
Hazel Y. Wetzstein, Darrell Sparks
openaire   +1 more source

Analysis of Carbohydrates and Glycoconjugates by Matrix‐Assisted Laser Desorption/Ionization Mass Spectrometry: An Update for 2023–2024

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT The use of MALDI mass spectrometry for the analysis of carbohydrates and glycoconjugates is a well‐established technique and this comprehensive review is the twelfth update of the original article published in 1999 and brings coverage of the literature to the end of 2024.
David J. Harvey
wiley   +1 more source

Effects of zinc and copper on male gametophytes off lowering plants [PDF]

open access: yes, 1998
The Effect of Zinc and Copper on Male Gametophytes of FloweringPlants1) The aim of this study was to investigate the effect of heavy metals in the development of male gametophytes in flowering plants.
Damit, Dk Rosinah Pg Hj
core  

Pollen germination in vitro of Mexican Crataegus spp.

open access: yesActa Societatis Botanicorum Poloniae, 2014
The germination of pollen in vitro of 42 selections of Crataegus belonging to the cultivated group (C. pubescens (H.B.K.) Steud. = C. mexicana Moc. et Sessé) and wild group (probably C. nelsoni Eggleston) was evaluated. The anthers size (length and width)
M. W. Borys   +2 more
doaj   +1 more source

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