Results 91 to 100 of about 9,134 (223)

Translocation of nuclei and reorientation of the mitotic apparatus in the ontogeny of stomata in Trudescuntia virginiana L.

Acta Societatis Botanicorum Poloniae, 2014
In vitro studies of the ontogeny of stomata of young leaves of Tradescantia virginiana L. showed that: 1) translocation of nuclei, often along long, winding paths took place in companion cell mother cells before the onset of asymmetric mitosis, 2) the ...
Jadwiga A. Tarkowska, Mirosława Ważyńska, Alina A. Jabłonowska   +2 more
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Radiobiological studies of plants orbited in biosatellite 2 [PDF]

Radiation induced mutation rates and cyotlogical changes in plants orbited on Biosatellite
Marimuthu, K. M., Schairer, L. A., Sparrow, A. H.   +2 more
core   +1 more source

Ecological study of Barrett Domain, New Plymouth [PDF]

, 2012
An ecological survey of Barrett Domain (New Plymouth) was conducted by the Environmental Research Institute, University of Waikato, for the New Plymouth District Council.
Bylsma, Rebecca Johanna, Efford, Jackson Tai   +1 more
core   +1 more source

Biomonitoring of the air with Tradescantia pallida (Rose) D. R. Hunt var purpurea Boom (Commelinaceae)

Revista Ambiente & Água, 2012
The population growth and the comfort generated by progress have greatly contributed with the increase in the air pollution, making the air in several urban centers polluted by substances that are harmful to human being.
Agnes Barbério, Mateus Cabral Vasconcellos Teixeira   +1 more
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Avaliação das atividades antibacteriana, tripanocida e citotóxica do extrato hidroalcóolico das raízes de Tradescantia sillamontana Matuda (Veludo Branco) (Commelinaceae)

Revista Brasileira de Plantas Medicinais
RESUMO O objetivo deste estudo foi avaliar o efeito antibacteriano e tripanocida in vitro do extrato hidroalcóolico das raízes de Tradescantia sillamontana Matuda (Commelinaceae), conhecida popularmente como veludo branco.
E.B.B. ESTEVAM, E.M. SILVA, M.L.D. MIRANDA, J.M. ALVES, P.S. PEREIRA, F.G. SILVA, V.R. ESPERANDIM, C.H.G. MARTINS, M.A.L.V. AMBROSIO, D. TÓFOLI, L.R.A. JUNIOR, C.C.F. ALVES   +11 more
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Curtis\u27s botanical magazine. [PDF]

v.39=no.1592-1635 ...
Bentham-Moxon Trust., Bentham-Moxon Trust., Curtis, William, 1746-1799, Hooker, Joseph Dalton, 1817-1911, Hooker, William Jackson, Sir, 1785-1865, Prain, D. 1857-, Royal Botanic Gardens, Kew., Royal Horticultural Society (Great Britain), Stanley Smith Horticultural Trust, Stanley Smith Horticultural Trust., Stapf, O. (Otto) 1857-1933   +10 more
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The diversity and floral hosts of bees at the Archbold Biological Station, Florida (Hymenoptera: Apoidea) [PDF]

, 2002
A list is provided of 113 species of bees and their 157 known floral hosts at the Archbold Biological Station(ABS), a 2105 ha site on the Lake Wales Ridge in Highlands County in south-central Florida.
Deyrup, Mark, Edirisinghe, Jayanthi, Norden, Beth   +2 more
core   +1 more source

Establishment of Wildflower Islands to Enhance Roadside Health and Aesthetics [PDF]

, 2019
Wildflowers are crucial in the ecological function of the low-input roadside plant communities in terms of water andnutrient cycling, nutrient inputs such as nitrogen, total plant canopy cover, stand longevity, and provision of habitat for numerous small
Schacht, Walter, Wu-Smart, Judy
core   +1 more source

Biological implications of high-energy cosmic ray induced muon flux in the extragalactic shock model

, 2011
A ~ 62 My periodicity in fossil biodiversity has been observed in independent studies of paleontology databases over ~0.5Gy. The period and phase of this biodiversity cycle coincides with the oscillation of our solar system normal to the galactic disk ...
Adrian L. Melott, Alpen, Arens, Atri, Atri, Bailer-Jones, Chen, Cornette, Cucinotta, Dimitra Atri, Ferrari, Feulner, Gies, Groom, Hebbeker, Karam, Kirkby, Lieberman, McNulty, Medvedev, Melott, Melott, Melott, Melott, Melott, O'Brien, Pelliccioni, Rohde, Simonsen, Usoskin   +29 more
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In situ monitoring of mutagenicity of air pollutants in São Paulo City using Tradescantia-SHM bioassay

Brazilian Archives of Biology and Technology, 2003
The Tradescantia stamen hair mutation assay (Trad-SHM) was employed for assessing the environmental mutagenesis in two areas of São Paulo City. The study sites were defined as follows: 1) Celso Garcia Avenue, an industrial area on the outskirts of the ...
Ferreira Maria Izildinha, Rodrigues Geraldo Stachetti, Domingos Marisa, Saldiva Paulo Hilário do N.   +3 more
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