Results 121 to 130 of about 4,210 (259)

L'observation des caractéristiques de développement végétatif, de floraison et de production chez le cocotier [PDF]

open access: yes, 1982
Le besoin d'une méthode de description des populations de cocotiers, est ressenti depuis longtemps par tous les sélectionneurs. Cet article a pour but de montrer ce qui a été établi par l'IRHO en ce domaine en précisant les caractères observés et la ...
De Nucé De Lamothe, Michel   +1 more
core  

Inter-generational nuclear crosstalk links the control of gene expression to programmed genome rearrangement during the Paramecium sexual cycle. [PDF]

open access: yesNucleic Acids Res, 2023
Bazin-Gélis M   +6 more
europepmc   +1 more source

Pollination biology of Bergeranthus multiceps (Aizoaceae) with preliminary observations of repeated flower opening and closure [PDF]

open access: yes, 2004
Little is known about pollination of the Aizoaceae (Mesembryanthemaceae). There are sparse reports of generalist pollination in the family by a variety of insects (predominantly bees). Furthermore, most species are self-incompatible in cultivation.
Barker, Nigel P   +3 more
core   +1 more source

Allogamy, metaxenia and hybrids in orchids, what do we know about it?

open access: yesBotan‪ical Sciences
Orchids are a diverse group of plants, also manifested in their great diversity of flowers. Despite this, orchids are pollinated either through autogamy or allogamy (geitonogamy and xenogamy). Although there are some autogamous orchids, the majority are
José Martín Barreda-Castillo   +4 more
doaj   +1 more source

Differences in pollen to ovule ratios and reproductive organ size between autogamous and crossing species of Nicotiana [PDF]

open access: yes, 2004
only availableNicotiana is commonly studied due to the presence of both highly autogamous species, such as plumbaginifolia, and crossing species, such as alata.
Ellberg, Sherry   +2 more
core  

A Survey of the Ecology of Tecoma stans [PDF]

open access: yes, 1964
Tecoma stans (L.) Juss. ex H.B.K., a shrub or small tree in the Bignoniaceae, is a widely distributed polymorphic complex of the Western Hemisphere tropics and subtropics, and is commonly planted as an ornamental throughout the tropical world.
Pelton, John
core   +1 more source

Home - About - Disclaimer - Privacy