Results 41 to 50 of about 1,600 (169)

Metabolism of soluble proteins by rumen microorganisms and the influence of condensed tannins on nitrogen solubility and degradation [PDF]

open access: yes, 2004
The amino acid requirements of ruminants are met by two sources; microbes leaving the rumen and dietary protein escaping fermentation in the rumen. Much ruminant research has therefore focused on improving amino acid supply to the duodenum by increasing ...
Hedqvist, Helena
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Grünlandgesellschaften im Tal der Heinefelder Bäke in der Wildeshauser Geest (Landkreis Oldenburg) [PDF]

open access: yes, 2011
Die Grünlandgesellschaften im Tal der Heinefelder Bäke im Naturpark "Wildeshauser Geest" wurden pflanzensoziologisch nach der Methode von Braun-Blanquet untersucht.
Heidemann, Karen
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Dauerquadratuntersuchungen in einer Rotstraußgrasflur : mit 1 Tabelle [PDF]

open access: yes, 2012
14jährige Untersuchungen einer Rotstraußgrasflur ergaben folgendes: Die Assoziation hielt sich verhältnismäßig lange. In ihr gingen infolge ausbleibender Düngung die Arten der Weidelgras-Weißklee-Weide zurück.
Runge, Fritz
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Distribution and diversity of exotic plant species in montane to alpine areas of Kosciuszko National Park [PDF]

open access: yes, 2013
Diversity and distribution of exotic plant taxa in Kosciuszko National Park in south-eastern Australia were reviewed based on 1103 records of exotics from 18 vegetation surveys conducted between 1986 and 2004.
Bear, Roxana   +2 more
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Methane production from four forages at three maturity stages in a ruminal in vitro system

open access: yesRevista Colombiana de Ciencias Pecuarias
Background: Forage characteristics can modify in vitro methane production. There is little information about in vitro methane production of legumes and grasses at different maturity stages in tropical highland grazing systems. Objective: To evaluate the
Juan J Vargas   +2 more
doaj   +1 more source

Organic Fodder Production in Intensive Organic Livestock Production in Europe: Recent Scientific Findings and the Impact on the Development of Organic Farming [PDF]

open access: yes, 2005
Organic farming is practiced in over 100 countries on more than 26 million hectares. In the European Union (EU 25), about 5.6 million hectares of farm land are certified under the EU organic farming regulation 2092/91/EEC.
Böhm, Herwart, Rahmann, Gerold
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Plantas exóticas e invasoras na Ilha do Pico (Açores). [PDF]

open access: yes, 1992
VI Expedição Científica do Departamento de Biologia - Pico 1991.As ilhas são lugares ideais para a instalasão e desenvolvimento de plantas invasoras, quer sejam trazidas por meios naturais ou pelo Homem.
Almeida, Maria T.
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Alocação da biomassa e correlações morfofisiológicas em leguminosas forrageiras com hábitos de crescimento contrastantes

open access: yesScientia Agricola, 2002
A análise da alocação da biomassa e a correlação entre variáveis morfofisiológicas permitem maior entendimento do estabelecimento, produção e persistência de espécies perenes, em trabalhos de melhoramento genético, manejo e ecologia de plantas ...
Scheffer-Basso Simone Meredith   +2 more
doaj  

Small scale plant distribution in Mediterranean temporary ponds: implications for conservation [PDF]

open access: yes, 2009
The research was undertaken with the aims to improve the knowledge of small scale distribution of plant communities in Mediterranean temporary habitats and to evaluate their diversity and conservation relevance in order to provide a sound basis for ...
Bagella, Simonetta, Caria, Maria Carmela
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Aportaciones al conocimiento cariológico de la tribu Loteae (Fabaceae) [PDF]

open access: yes, 1991
Se estudian 40 poblaciones correspondientes a 21 táxones integrantes de la tribu Loteae y pertenecientes a los géneros Lotus. Dorycnium, Anthyllis y Tetragonolobus40 populations of 21 tan of the tibe Loteae and bclonging to [he genus Lotus.
Pastor Díaz, Julio Enrique   +1 more
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