Results 51 to 60 of about 2,057 (187)

La etnobotánica moqoit inédita de Raúl Martínez Crovetto I: Descripción, actualización y análisis de la nomenclatura indígena [PDF]

open access: yes, 2014
Raúl Martínez Crovetto (M.C.) es considerado pionero de las investigaciones etnobotánicas argentinas. En el Instituto de Botánica del Nordeste se hallaron valiosos manuscritos inéditos de este autor sobre la etnobotánica mocoví (moqoit) documentados en ...
Rosso, Cintia Natalia   +1 more
core   +2 more sources

An inventory of invasive alien species in China [PDF]

open access: yes, 2012
Invasive alien species (IAS) are a major global challenge requiring urgent action, and the Strategic Plan for Biodiversity (2011–2020) of the Convention on Biological Diversity (CBD) includes a target on the issue.
Baishi Hu   +21 more
core   +2 more sources

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

Ceratocephala testiculata (Crantz) Roth és további adatok a Bükkalja flórájához [PDF]

open access: yes, 2015
A cikkben a Bükkalja területéről 367 taxonról (365 fajról és két hibridről) közlök elterjedési adatot az 1997–2014 időszakból, mely dűlőszinten (lokalitás) összesen 5 470 botanikai adatnak felel meg.
Schmotzer, András
core   +1 more source

Popular names of wild plants in Aragon [PDF]

open access: yes, 2013
En este trabajo se relacionan 920 nombres comunes de plantas arvenses; ruderales, silvestres o malas hierbas de los cultivos en diferentes localidades de las tres provincias de Aragón, así como sus correspondientes 354 nombres científicos de género y ...
Zaragoza Larios, Carlos
core  

Preliminary Biochemical study of Aqueous, Ethanolic and Alkaloids Extracts of Xanthium Spinosum L.

open access: yesمجلة علوم ذي قار, 2019
An aquous hot and cold aquous extracts and ethanolic extracts beside alkaloids fraction for Xanthium Spinosum L. have been prepared.Qualitative tests have been carried out for detection of their general chemical composition, and UV-Visible spectra ...
W. S.Abdul-Hassan El-shebany
doaj   +4 more sources

Invasive species in protected areas of Croatia [PDF]

open access: yes, 2018
Invazivne vrste su agresivne i brzo se rašire staništem. Na takvim staništima broj autohtonih vrsta se smanjuje zato što im invazivne vrste uzimaju prostor i hranu, a nekima su predatori. To dovodi do smanjenja biološke raznolikosti koja je uvelike važna
Mandić, Antonela
core   +2 more sources

Effects of Fertilizer Sources and Tillage Regimes on Weed Species Composition and Functional Diversity in the 4‐Year of Durum Wheat–Potato Rotation

open access: yesWeed Biology and Management, Volume 25, Issue 3, September 2025.
ABSTRACT Designing environmental‐friendly approaches to mitigate weed pressure in agroecosystems is an urgent priority. A field experiment was conducted in 2014/2015 and 2015/2016 to evaluate fertilizer source and soil tillage on weed community composition in durum wheat–potato rotation.
Emanuele Radicetti   +5 more
wiley   +1 more source

Recent Long‐Distance‐Dispersal Explains the Range Disjunction of the Old‐Word Cockleburs (Xanthium strumarium)

open access: yesJournal of Biogeography, Volume 52, Issue 5, May 2025.
ABSTRACT Aim In the present study, we focused in addressing questions concerning the biogeographic history of Xanthium strumarium, an Old World native species whose close relatives are generally all native to the American continent. Location The species distribution covers the Eurasian continent and some African regions and close islands.
Eleonora Manzo, Salvatore Tomasello
wiley   +1 more source

Aktuelle Nachweise von höheren Pflanzen in der Umgebung von Halle (Saale) [PDF]

open access: yes, 2012
Dieser Beitrag setzt die von JOHN & STOLLE (2007) veröffentlichten Nachweise höherer Pflanzen in der Umgebung von Halle (Saale ...
John, Heino
core  

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