Results 91 to 100 of about 3,141 (204)

Weedy plants at Ugolnye Kopi Village, Anadyrsky District, Chukotka Autonomous Area

Труды по прикладной ботанике, генетике и селекции
The village of Ugolnye Kopi (Anadyrsky District, Chukotka Autonomous Area, Russia) is located in the left-bank estuary part of the Anadyr River, on the shore of the Anadyr Firth, overlooking the Bering Sea.
E. G. Nikolin
doaj   +1 more source

Evaluatie botanisch graslandbeheer [PDF]

, 2010
Uit ons landelijk veldonderzoek naar de effectiviteit van graslandbeheer blijkt dat de diversiteit hoger is naarmate het beheer zwaarder is, maar ook dat de verandering in een periode van twintig jaar zeer beperkt is.
Grashof, C.J., Huiskes, H.P.J., Melman, T.C.P.   +2 more
core   +1 more source

Herkunft der Unkräuter [PDF]

, 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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ВЕРТИКАЛЬНЫЕ ПРОЕКЦИИ КАК БАЗА ДЛЯ ОЦЕНКИ СТЕПЕНИ АНТРОПОГЕННОЙ ТРАНСФОРМАЦИИ ФИТОЦЕНОЗОВ [PDF]

, 2009
В статье приводятся данные о вертикальных и горизонтальных проекциях фитоценозов, которые используются как база для оценки степени их антропогенной ...
Гамаскова, Е.С., Григорьевская, А.Я., Пащенко, А.И.   +2 more
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Impact of different soil cultivation on weed species in winter rape (oilseed)

Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2005
A community of weeds and crops is affected by a number of factors, including, among other things, also tillage. In the years 2000–2002, the composition of weed species in rape stands was evaluated on the fields with the total area of 551 hectares (1 ...
Jan Winkler, Věra Zelená
doaj   +1 more source

Richness and Abundance of Carabidae and Staphylinidae (Coleoptera), in Northeastern Dairy Pastures Under Intensive Grazing [PDF]

, 2018
Dairy cattle has become popular to dairy farmers in the Northeast looking for management schemes to cut production costs. Carabidae (ground beetles) and Staphylinidae (rove beetles) are indicators of habitat disturbances, such as drainage of wetlands, or
Barker, G. M, Byers, R. A, Davidson, R. L, Hoebeke, E. R, Sanderson, M A   +4 more
core   +3 more sources

Crop diversification and weeds Acronym: PRODIVA [PDF]

, 2018
Diversification of crop sequences (WP 1): Perennial weed species can be managed when cover crops / green manure crops are included in the crop sequence but interventions must be species dependent, e.g.
Gerowitt, Bärbel, Hofmeijer, Merel A.J., Lundkvist, Anneli, Melander, Bo, Roman, Krawczyk, Salonen, Jukka, Sylwia, Kaczmarek, Verwijst, Theo, Zarina, Livija   +8 more
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Incompatibility between fertility building measures and the management of perennial weeds in organic cropping systems [PDF]

, 2016
Fertility building measures are important components in improving the productivity of organic cropping systems without livestock. However, some measures seem to be incompatible with the control of perennial weeds that can have adverse effects such as ...
Melander, Bo, Olesen, Jørgen E., Rasmussen, Ilse A.   +2 more
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Cold-Temperature Germination of Elytrigia repens X Pseudoroegneria spicata Hybrids [PDF]

Journal of Range Management, 1986
James A. Young, Raymond A. Evans, Douglas A. Johnson, Kay H. Asay   +3 more
openaire   +1 more source

Plantas de cobertura em viveiro de plantas frutíferas de macieira, pessegueiro e ameixeira na região de Nancy (França) [PDF]

, 2017
TCC (graduação) - Universidade Federal de Santa Catarina. Centro de Ciências Agrárias. Curso de Agronomia.A região leste (Alsace, Champagne-Ardenne e Lorraine) são responsáveis por 10% da produção hortícola francesa.
Figueiredo, Luiz Guilherme Ugioni
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