Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Köpke, Prof. Dr. Ulrich"'
Citronella is an oil, extracted from lemon grass species (Cymbopogon sp) and has been identified as a potential burn-down bioherbicide. In greenhouse pot experiments two fractions of dock roots, Rumex obtusifolius and Rumex crispus (light root fracti
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od_______245::01b13098ccdbcd4f88471eab2734f7e3
http://orgprints.org/14424/
http://orgprints.org/14424/
The aim of this study was to gain experience in the organic cultivation of artichokes (Cynara scolymus L.) under the condition of the temperate climate of the Lower Rhine Bay. The effects of reducing the number of buds by removing bastard branches on
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od_______245::2272135be0a442679757b7b2f1a02530
http://orgprints.org/14216/
http://orgprints.org/14216/
At the experimental farm Wiesengut in Hennef (Germany) in 2007/8 four different cultivation methods of rapeseed and an application of fertiliser in springtime were tested in order to manage weeds, to reduce nitrogen losses during wintertime and to en
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od_______245::73bdcadaa63871685572834148f9660d
http://orgprints.org/14338/
http://orgprints.org/14338/
Since 1993, research, advisory service and practice work together in the German Federal State of North Rhine-Westphalia (NRW) on solutions for selected issues of plant cultivation and animal husbandry with practical relevance for organic farmers. The
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od_______245::b48aaed036d4232493f38e293da1e739
http://orgprints.org/12594/
http://orgprints.org/12594/
Intercrops are considered as less susceptible to pests and diseases and may inhibit weeds more efficiently resulting in enhanced yields and profitability. N2 fixation of legumes is an important nitrogen (N) input factor of Organic Farming systems and
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od_______245::24c793f3ac529969bbbedcc2dc2244ec
http://orgprints.org/12014/
http://orgprints.org/12014/
Autor:
Köpke, Prof. Dr. Ulrich
Die Düngerwirtschaft im historischen Selbstverständnis des ökologischen Landbaus wird dargestellt. Nährstofflüsse durch innerbetrieblich erzeugte und durch zugekaufte organische Düngemittel werden diskutiert.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od_______245::cee8a7734a146b2ca0ff862a420a96d9
http://orgprints.org/8348/
http://orgprints.org/8348/