Results 261 to 270 of about 36,737 (316)

Embryogenic culture initiation and somatic embryo development in hybrid firs (Abies alba x Abies cephalonica, and Abies alba x Abies numidica)

Plant Cell Reports, 1996
Embryogenic cultures were established from silver fir (Abies alba Mill.) female megagametliophytes with developing embryos and from excised mature embryos after pollination with Abies cephalonica Lond. or Abies numidica DeLann pollea The frequency of embryogenic callus formation was dependent on genotype, collection time, medium and explants used.
T, Salajova   +4 more
openaire   +2 more sources

Niche divergence of Abies grandis–Abies concolor hybrids

Plant Ecology, 2015
Homoploid hybridization has increasingly been recognized as an important source of genetic variation to support adaptation to changing environmental conditions, the invasion of novel ecological niches and, ultimately, speciation. Although ecological selection pressures have been theorized to play a key role in the stabilization of homoploid hybrid ...
Todd M. Ott   +2 more
openaire   +1 more source

What is an ABI?

Early Years Educator, 2022
The authors of this article, psychologists and representatives of N-ABLES, introduce ABI and the symptoms, with examples of what this may look like in children, and they discuss the need for change around the lack of awareness of this injury.
Emily Morley   +2 more
openaire   +1 more source

Abies

Taxon, 1973
C. G. G. J. van Steenis, Tang-shui Liu
openaire   +1 more source

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