Results 81 to 90 of about 1,814 (204)

Seed Collecting for Tallgrass Prairies, March 2008 [PDF]

open access: yes, 2008
Seed of many native species are now commercially available for prairie reconstructions, large or small. Yet many people have an interest in collecting and growing native species for butterfly gardens, backyard and schoolyard wildlife habitat, and prairie

core  

Vegetation and Flora of the Sand Deposits of the Mississippi River Valley in Northwestern Illinois [PDF]

open access: yes, 2006
This study was undertaken to determine vascular plant species composition, vegetation structure, and floristic quality of the major plant communities in the windblown sand deposits of northwestern Illinois during the growing seasons of 2002 through ...
Busemeyer, Daniel T.   +6 more
core  

Determination of heavy metals in the bioindicator plant Tradescantia pallida var. Purpurea [PDF]

open access: yesjournal of Environmental Engineering and Ecological Science, 2012
Abstract Background: There is an interest in developing cheaper and effective methodologies for air pollution monitoring.
openaire   +1 more source

Diversity and Utilization of Commelinaceae in Central Laos

open access: yesHorticulturae
This investigation examines the diversity and utilization of Commelinaceae in three research areas in central Laos. It identifies a total of 17 species, including Amischotolype divaricata Duist., Callisia fragrans (Lindl.) Woodson, Callisia repens (Jacq.)
Anousone Sengthong   +4 more
doaj   +1 more source

Lipid peroxidation in Tradescantia pallida: a new bioindicator response of air pollutants

open access: yesThe FASEB Journal, 2008
Tradescantia pallida is a very common garden plant which is widely used as a bioindicator. The aim of this study was to test this plant as a model to detect oxidative damage as well as genotoxicity and accumulation of trace elements induced by vehicular emissions.
Ramos Rhoden, Claudia   +4 more
openaire   +1 more source

Día Mundial del Medio Ambiente [PDF]

open access: yes, 2007
LA REVISTA VIRTUAL REDESMA pretende ser un apoyo al aprendizaje global. Arrancando textos de las aulas los llevaremos a los lectores y practicantes de los gobiernos, de áreas de conservación, de los proyectos, las ONGs, de las comunidades campesinas e ...
Blanes, José   +2 more
core  

Seeding, 2015 [PDF]

open access: yes, 2015
Deciding when to plant a prairie is a challenge. Some species establish better when spring planted, other species establish better when fall planted and some species are hard to establish whenever they are planted. Seeding rates of some species may need

core  

Influence of natural radon and metal contamination on surface water quality from a Brazilian Semiarid Region

open access: yesActa Scientiarum: Biological Sciences, 2017
The Brazilian semiarid region presents some adverse environmental conditions for the settled population such as a restricted water availability and the presence of radon and metal natural sources that can contaminate the water reservoirs and consequently
Richelly da Costa Dantas   +5 more
doaj   +1 more source

Chromosome Polymorphism and Bivalent-forming Triploid and Tetraploid Tradescantia pallida (Commelinaceae).

open access: yesCYTOLOGIA, 1998
Karyotypes and meiotic chromosome pairing were studied in natural autotriploid and autotetraploid Tradescantia pallida. At both ploidy levels chromosomes appeared as metacentrics, being larger at the triploid than at the tetraploidy level (9.6-15.3 μm and 7.5-10.0 μm, respectively).T. pallida exhibits polymorphism with respect to number and position of
openaire   +2 more sources

Curtis\u27s botanical magazine. [PDF]

open access: yes
v.39=no.1592-1635 ...
Bentham-Moxon Trust.   +10 more
core   +1 more source

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