Results 71 to 80 of about 26,188 (195)

Mitotic pollen abnormalities are linked to Ogura cytoplasmic male sterility in Chinese cabbage (Brassica rapa L. ssp. pekinensis)

open access: yesJournal of Integrative Agriculture
Ogura cytoplasmic male sterility (Ogura CMS) was first identified in wild radish (Raphanus sativus) and resulted in complete pollen abortion. However, the molecular mechanism of Ogura CMS in Chinese cabbage remains unclear.
Xiaochun Wei   +12 more
doaj   +1 more source

Tapetal Expression of BnaC.MAGL8.a Causes Male Sterility in Arabidopsis

open access: yesFrontiers in Plant Science, 2019
Monoacylglycerol lipase (MAGL) hydrolyzes monoacylglycerol, producing free fatty acid and glycerol. Although this enzyme has been shown to play important roles in mammal, its potential function in plants remains poorly understood. In a survey of the MAGL
Jie Gao   +11 more
doaj   +1 more source

The SlHB8 acts as a negative regulator in tapetum development and pollen wall formation in Tomato. [PDF]

open access: yesHortic Res, 2022
Wu C   +11 more
europepmc   +1 more source

Floral biology and propagation of blue-flowered Conospermum spp

open access: yes, 2003
Blue-flowered Conospermum are endemic to Western Australia, and show great potential as cut flowers. Propagation from cuttings or seed proved difficult, and root initiation in vitro is problematic. This thesis examines the floral biology of the species
Stone, Lynley M.
core  

Ultramicroscopic Characterization of Mature Pollen Grains of Habenaria sagittifera

open access: yesHorticultural Plant Journal, 2016
Transmission electron microscopy was conducted to characterize the mature pollen grains in the massulae of Habenaria sagittifera at anthesis to understand its ultramicroscopic features of mature pollen grains of this species.
Lin Liu
doaj   +1 more source

A Tobacco Homolog of DCN1 is Involved in Cellular Reprogramming and in Developmental Transitions

open access: yes, 2011
Plant proteomes show remarkable plasticity in reaction to environmental challenges and during developmental transitions. Some of this adaptability comes from ubiquitin-mediated protein destruction regulated by cullin-RING E3 ubiquitin ligases (CRLs ...
Alexandra Ribarits   +12 more
core  

ON REPRODUCTIVE BIOLOGY OF DISTANT HYBRIDS IN THE GROSSULARIACEAE FAMILY

open access: yesТруды по прикладной ботанике, генетике и селекции, 2018
Pollen morphology and pollen quality in distant hybrids of the genus Ribes L. were studied in the Russian North-West. A rather high fertility level was found in the studied hybrids, except for the triploid ‘Dlinnokistnaya CGL’.
O. A. Gavrilova, O. A. Tikhonova
doaj   +1 more source

Palaeoecology of human impact in northwest England during the early medieval period: investigating ‘cultural decline’ in the Dark Ages

open access: yes, 2010
The period following the Roman withdrawal from England in AD 410 has long been considered a time of ‘cultural decline’, owing to the relative paucity of archaeological evidence relating to this time and the dismal state of affairs described by the Dark ...
Forster, Emily Elizabeth
core  

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