Results 81 to 90 of about 12,193 (223)

AVIRIS spectra of California wetlands [PDF]

open access: yes
Spectral data gathered by the AVIRIS from wetlands in the Suisun Bay area of California on 13 October 1987 were analyzed. Spectra representing stands of numerous vegetation types (including Sesuvium verrucosum, Scirpus acutus and Scirpus californicus ...
Gross, Michael F.   +2 more
core   +1 more source

Xanthium spinosum L.

open access: yes, 2018
Xanthium spinosum L. Artbeschreibung: 15-80 cm hoch, verzweigt. Stängel kurz behaart, gelblich, unter den Blättern mit 1,5-2,5 cm langen, 3teiligen gelben Stacheln. Blätter 3lappig oder ungeteilt, ganzrandig, unterseits weissfilzig. Blütenköpfe eingeschlechtig, männliche 4-5 mm lang, gelblich, vielblütig, einzeln oder geknäuelt in oberen Blattwinkeln ...
Konrad Lauber   +2 more
openaire   +2 more sources

CHEMICAL CONSTITUENTS FROM THE BIOACTIVE ETHYL ACETATE FRACTION OF XANTHIUM STRUMARIUM LINN.

open access: yesFUUAST Journal of Biology, 2018
The ethyl acetate fraction of Xanthium strumarium Linn. was found possessing antioxidant and antimicrobial potential. It showed significant in vitro antioxidant activity (EC50= 937 µg/mL) in contrast of ascorbic acid as standard.
ANEELA WAHAB   +2 more
doaj  

Phytoremediation of Copper Contaminated Soil Using Xanthium strumarium L. Plant

open access: yesTürkiye Tarımsal Araştırmalar Dergisi, 2018
The heavy metals introduced into the environment by anthropogenic activity cause soil pollution and a decrease in soil quality. The phytoremediation method, which is one of the most suitable methods for removing heavy metals from the soil, is an ...
Abdullah EREN
doaj   +1 more source

Time-Domain Data Fusion Using Weighted Evidence and Dempster–Shafer Combination Rule: Application in Object Classification [PDF]

open access: yes, 2019
To apply data fusion in time-domain based on Dempster–Shafer (DS) combination rule, an 8-step algorithm with novel entropy function is proposed. The 8-step algorithm is applied to time-domain to achieve the sequential combination of time-domain data ...
Anwar, Sohel, Khan, Md Nazmuzzaman
core   +1 more source

Xanthium strumarium L.

open access: yes, 2021
Xanthium strumarium L. Kropf-Spitzklette Art ISFS: 455200 Checklist: 1050620 Asteraceae Xanthium Xanthium strumarium aggr. Xanthium strumarium L. Zusammenfassung Artbeschreibung (nach Lauber & al. 2018): 30-120 cm hoch, mit kurzen Zweigen, kurz behaart. Stängel graugrün, ohne Stacheln und Flecken.
openaire   +2 more sources

Adventivfloristische Mitteilungen

open access: yesLilloa, 1938
Basierend auf der Untersuchung von Herbariummaterial und lebenden Pflanzen vervollständigt der Autor frühere Arbeiten, indem er über die Entdeckung einiger zufälliger Xanthium-Arten berichtet.
Felix Widder
doaj  

Chromosome Numbers in Certain Species of Helianthus [PDF]

open access: yes, 1931
The genus Helianthus is a comparatively large one, containing, according to Watson (13), 108 authentic and several doubtful species. These are arranged and classified by the taxonomist according to manifestations that are readily visible, but, if the ...
Geisler, Florence
core   +1 more source

Research on the Corrosion Inhibition Effect of Xanthium sibiricum on Reinforced Steel and the Prediction of Reinforced Concrete Performance under a Stray Current and Chloride Environment

open access: yesApplied Sciences
This study examined a newly developed environmentally friendly plant-based corrosion inhibitor (Xanthium sibiricum). The natural potential method, linear polarization method, steel weight loss method, and corrosion area method were employed to verify the
Qi Liu   +3 more
doaj   +1 more source

Allometric growth of Xanthium (Compositae) leaves

open access: yesActa Societatis Botanicorum Poloniae, 2014
When Xanthium lamina width is plotted versus leaf length during the entire period of growth, a straight line is obtained representing an allometric relationship with a regression correlation coefficient of 0.9973 a lamina width to length ratio of 0.502 ±
Roman Maksymowych   +1 more
doaj   +1 more source

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