Results 71 to 80 of about 4,794 (165)

Mixed cropping systems for control of weeds and pests in organic oilseed crops [PDF]

open access: yes, 2006
Agricultural advantages of mixed cropping are gained from biological effects like light competition offering weed-suppressing capacities, or by diversification of plant covers to break development cycles of pests.
Kuhne, S   +4 more
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Medical segetal flora of Central Poland [PDF]

open access: yes, 2008
In the paper a list and general characterization of medical segetal flora of Central Poland is given. This flora consists of 300 taxa. Among the most threatened species there are 6 taxa: Adonis aestivalis, A.
Warcholińska, Aurelia Urszula
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CONTRIBUTIONS TO THE STUDY OF THE VASCULAR FLORA FROM THE MOLDOVITA RIVER’S AREA (SUCEAVA COUNTY) [PDF]

open access: yes, 2004
As a result of the studies made in the Moldovita River’s area between 2000 and 2003, we identified 624 species of vascular ...
MÂNZU CIPRIAN
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Analysis of law protected vascular flora in Croatia [PDF]

open access: yes, 2010
Pravilnik o proglašavanju divljih svojti zaštićenim i strogo zaštićenim sadrži 1613 vrsta vaskularne flore Hrvatske. Podaci su uneseni u FCD bazu i omogućena je analiza i pretraga vrsta putem višestrukih kriterija za javnost.
Pruša, Monika
core   +3 more sources

Four rural cemeteries in central western NSW: Islands of Australiana in a European sea? [PDF]

open access: yes, 2013
Vascular plants present in groundstoreys of variously–managed areas in four cemeteries in central western NSW – two on the Central Western Slopes (Garra and Toogong) and two on the Central Tablelands (Lyndhurst and Carcoar) – were recorded over periods ...
Cole, Ian A.   +3 more
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Flora vascular del Parque Nacional de Monfragüe y área de influencia (España) [PDF]

open access: yes
Conocer la flora de un territorio es prioritario para abordar políticas de conservación del medio natural. Con este objetivo se ha realizado un estudio de la flora vascular del Parque Nacional de Monfragüe y área de influencia (aproximadamente 150.000 Ha)
Belmonte, Mª Dolores   +3 more
core   +1 more source

L'herbari Bernades a l'Institut Botanic de Barcelona [PDF]

open access: yes, 2012
L’herbari BC-Bernades és una de les col·leccions més antigues de les conservades a l’Institut Botànic de Barcelona. Conté part de les recol·leccions de Miquel Bernades i Mainader i Miquel Bernades i Clarís, metges i botànics catalans del segle XVIII ...
Ibáñez i Cortina, Neus   +2 more
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Plant cell and organ cultures as a source of phytochemicals [PDF]

open access: yes, 2015
Podeu consultar el llibre complet a: http://hdl.handle.net/2445/67430Plant cell and organ cultures constitute a promising platform for the production of numerous valuable secondary compounds.
Bonfill Baldrich, Ma. Mercedes   +3 more
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Herkunft der Unkräuter [PDF]

open access: yes, 2012
Zur Herkunft von Unkäutern (Segetalia und Ruderalia) gibt es zwei Hypothesen: a) das Indigenat auf primären (natürlichen) Standorten: Apophyten. Grundlage der Zuordnung sind rezent-ökologische Beobachtungen (Tab.
Scholz, Hildemar, Sukopp, Herbert
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LA FLORA DE TAVERTET - 1 [PDF]

open access: yes, 1987
Col·lecció de flors i plantes boscanes recollides dins el terme municipal de ...
Sanglas i Puigferrer, Jordi
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