Results 91 to 100 of about 205,797 (250)

Ripping yarns: Science in Asia [PDF]

open access: yes, 2010
The article explores the life and works of botanist Joseph Rock, historian Joseph Needham, and physicist J. C. Bose. Rock's expeditions and personality have become an enduring part of China's history which shows the notion that scientists participate in ...
Barker, Miles
core   +1 more source

History and the present of the Chair of botany, plant physiology and agrobiotechnology

open access: yesRUDN Journal of Agronomy and Animal Industries, 2011
The article presents the formation and development history, modern educational and scientific activity of the Chair of botany, plant physiology and agrobiotechnology - the oldest chair of the Agrarian faculty of PFUR.
Vl V Kuznetsov   +2 more
doaj  

Relationship Between Genetic and Phenotypic Variations in Natural Populations of Perennial and Biennial Sagebrush

open access: yesEcology and Evolution
Plant responses to environmental heterogeneity depend on life‐history traits, which could relate to phenotypical and genetic characteristics. To elucidate this relationship, we examined the variation in population genetics and functional traits of short‐
Khurelpurev Oyundelger   +6 more
doaj   +1 more source

Genetic Diversity, Phylogenetics and Molecular Systematics of Guizotia Cass. (Asteraceae) [PDF]

open access: yes, 2007
The genus Guizotia belongs to the tribe Heliantheae in the family Asteraceae. It has been placed under different subtribes. The genus has its center of origin, distribution and genetic diversity in Ethiopia, where G.
Geleta, Mulatu
core  

A Phylogenetic Analysis of the African Plant Genus Palisota (family Commelinaceae) based on Chloroplast DNA Sequences [PDF]

open access: yes, 2011
The plant genus Palisota (family Commelinaceae, or spiderwort family) consists of approximately 20 species and is distributed throughout the forests of tropical Africa.
Evans, Timothy M.   +2 more
core   +1 more source

Factors accounting for limited sexual reproduction in a long-lived unisexual plant species

open access: yesFrontiers in Plant Science
IntroductionPlant dispersal directly depends on reproduction success, and hence, on sexual systems. In bryophytes, wherein fertilization involves a continuous film of water between male and female sexual organs, reproduction in unisexual species involves
Irene Bisang   +4 more
doaj   +1 more source

More than symbioses : orchid ecology ; with examples from the Sydney Region [PDF]

open access: yes, 2013
The Orchidaceae are one of the largest and most diverse families of flowering plants. Orchids grow as terrestrial, lithophytic, epiphytic or climbing herbs but most orchids native to the Sydney Region can be placed in one of two categories.
Entwisle, Timothy J.   +2 more
core  

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