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Verbesserung der Heubergetechnik Organic Eprints
Bohne, Björn; Hensel, Oliver.
Die Trocknung von Grüngut ist die die älteste Methode um den Haustieren während der vegetationslosen Wintermonate eine Futterkonserve in der Stallhaltung vorzulegen. Diese Konvervierungsart wurde im Laufe der Zeit als Heubereitung definiert. Grundlegende Voraussetzungen für den Erfolg der Heubereitung ist eine ausreichend lange Schönwetterperiode um den notwendigen Wasserentzug zu gewährleisten und eine schonende Grüngutbehandlung um das Abbröckeln von Pflanzenteilen zu minimieren. Dies sind auch gleichzeitig die Herausforderungen, welche in der Vergangenheit dazu geführt haben, dass der Anteil der Heubereitung an der Grundfutterproduktion stetig zu Gunsten der im Feld einfacher durchzuführenden Silagebereitung zurückgegangen ist. Seit geraumer Zeit ist...
Tipo: Report Palavras-chave: Pasture and forage crops; Buildings and machinery.
Ano: 2016 URL: http://orgprints.org/30792/1/30792-12NA033-uni-kassel-hensel-2016-heubergetechnik.pdf
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Bioraffinering af kløvergræs og andre afgrøder - kvalitet og udbytte Organic Eprints
Ytting, Nanna Karkov.
Proteinfoder kan produceres af kløvergræs ved hjælp af bioraffinering. Restprodukterne kan bruges til produktion af biogas og gødning.
Tipo: Conference paper, poster, etc. Palavras-chave: Production systems; "Organics" in general; Pasture and forage crops; Production systems; Farming Systems.
Ano: 2017 URL: http://orgprints.org/31500/1/pl_plk_2017_56_1_Nanna_Karkov_Ytting.pdf
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Phytochemicals and anti-nutritional factors in green biorefineries Organic Eprints
de Diego, Rocio del Rio.
Protein concentrates produced from green biomass such as grass, alfalfa or clover to be used as organic feed for monogastric animals might contain compounds that are anti-nutritional i.e. potentially harmful for the animals, as well as beneficial compounds. Both the anti-nutritional factors and beneficial compounds which can potentially be contained in the protein concentrates are described in this introduction section. Besides, the presence of specific anti-nutritional factors, i.e. mycotoxins and tannins have been analyzed in different protein concentrate samples as well as in samples from some of the fractions produced during the Organofinery process such as in the fresh biomass, press cake or green juice
Tipo: Other Palavras-chave: "Organics" in general; Pasture and forage crops; Feeding and growth; Pigs; Poultry.
Ano: 2018 URL: http://orgprints.org/35139/1/Phytochemicals%20and%20Anti-nutritional%20Factors%20in%20Green%20Biorefineries.pdf
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Økologisk landbruk "mellom bakkar og berg" Organic Eprints
Solemdal, Liv; Ebbesvik, Martha.
Ut fra ei tidsrekke på over 20 år, er det ikke store endringer i engavlinger etter omlegging til økologisk drift ved Tingvoll gard. Avlinga varierer og det er interessant å følge med om avlingsnivået ved første og andre slått fortsatt vil ha en svak nedadgående trend, eller om det har stabilisert seg i forhold dagens driftsopplegg og slåtteregime. I tillegg til å analysere innholdet av næringsstoffer i jorda er det viktig å sørge for at kløveren trives, at det ikke blir for mye ugras og at enga fornyes ofte nok for å opprettholde avlingsnivået. Tallmaterialet fra Tingvoll gard dokumenterer en god ressursutnytting regnet ut fra næringsbalanse per daa og nitrogen-effektivitet. Disse parametrene peker likevel mot et større overskudd av næringsstoffer de...
Tipo: Newspaper or magazine article Palavras-chave: Pasture and forage crops; Production systems; Farm nutrient management.
Ano: 2015 URL: http://orgprints.org/34756/1/Tingvoll%20gard_%20Solemdal_%20Ebbesvik_%20Landbrukstidende.pdf
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Organic farming on grasslands Organic Eprints
Moudry, Jan (Jr.); Friebel, Ludvik; Konvalina, Petr; Friebelova, Jana.
Sustainable agriculture has currently been considerably supported by the EU which positively affects development of organic farming in EU member states. Along with expansion of organic farming itself, importance of its production and non-production function rises as well. Both these functions are expected to be mutually balanced so as the organic farms were not focused on one-sided production. To reach such balance the grant programmes should be suitably set so that the farms were motivated to farm on arable land and permanent grasslands on one side and fulfil non-production function of agriculture on the other side as well. The balance of grant programmes can be estimated according to the way how organic farming is carried on. This article is focused on...
Tipo: Journal paper Palavras-chave: Pasture and forage crops; Animal husbandry.
Ano: 2009 URL: http://orgprints.org/21036/1/Moudry_%2D_Organic_Farming_On_Grasslands_(final)_(2009_%2D_Bulharsko).pdf
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Zoneamento agroclimático da palma forrageira (Opuntia sp.) para o estado da Paraíba. Organic Eprints
Bezerra, Bergson G.; Araújo, Jucilene S.; Pereira, Daniel D.; Laurentino, Gustavo Q.; Silva, Lindenberg L. da.
A palma forrageira tornou-se, ao longo dos anos, uma importante alternativa forrageira no semiárido brasileiro (SAB) principalmente em longos períodos de estiagens. Apesar de sua magnitude para a agropecuária, seu cultivo tem dispensando tratos culturais básicos e embasamento técnico-científico quanto às suas exigências climáticas. Assim, o principal objetivo deste estudo foi elaborar o zoneamento agroclimático da cultura da palma forrageira (Opuntia sp.) para o estado da Paraíba. O zoneamento agroclimático da palma forrageira foi elaborado com base nos indicadores climáticos delineados na literatura e nos dados climatológicos de precipitação e temperatura (média, máxima e mínima) de 97 localidades do estado da Paraíba. De acordo com os resultados obtidos,...
Tipo: Journal paper Palavras-chave: Pasture and forage crops; Production systems; Crop husbandry.
Ano: 2014 URL: http://orgprints.org/29067/1/Bezerra_zoneamento.pdf
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Ekologisk vallfröodling Organic Eprints
EU föreskriver att allt utsäde som används inom ekologisk produktion ska vara ekologiskt producerat år 2004. Produktion av ekologiskt vallfrö är en förutsättning för fortsatt utveckling och tillväxt av det ekologiska lantbruket där vallarna och gröngödslingsgrödorna är betydelsefulla. Den traditionella fröproduktionen omfattar idag cirka 12 700 ha med timotej som det dominerande fröslaget. I Sverige finns en lång fröodlingstradition och många duktiga odlare. Förutsättningarna för att bedriva ekologisk fröproduktion av våra vanligaste fröslag, rödklöver, timotej och ängssvingel får anses som goda. Odlingen bedrivs i dag i liten omfattning och behöver snabbt växa till cirka 1 000 – 1 500 ha för att kunna täcka det inhemska behovet av frö. Intresset för...
Tipo: Project description Palavras-chave: Pasture and forage crops.
Ano: 2023
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From N2 fixation to N2O emission in a grass-clover mixture Organic Eprints
Thyme, Mette; Ambus, Per.
In organic dairy farming, a major N input to the plant-soil system comes from biological N2 fixation by pasture legumes, but knowledge is sparse on how much of the fixed N2 is lost from the pastures as N2O. Nitrifying and denitrifying bacteria are the main contributors to the N2O production in soils. Currently, no contribution from biological N2 fixation in legume pastures is included in the national N2O inventories, partly because of uncertainties in quantifying the N2 fixation in the pastures (Mosier et al., 1998). According to the guidelines issued by The Intergovernmental Panel on Climate Change (IPCC), inventories for N2O emissions from agricultural soils should be based on the assumption that 1.25 % of added N is emitted as N2O (IPCC, 1997). The...
Tipo: Conference paper, poster, etc. Palavras-chave: Nutrient turnover; Pasture and forage crops; Air and water emissions.
Ano: 2004 URL: http://orgprints.org/4147/1/4147.pdf
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On-farm estimation of clover content of mixed swards Organic Eprints
Nykänen, Arja.
Estimation of clover content of mixed swards is difficult in practice. We are currently in the process of developing several on-farm methods for clover content estimaton. Yield samples with known area from several points of the field are separated for clovers and grasses and weighted. The clover content of yield (% in dry matter) can be calculated with formula y=23.90Ln(number of clover plants/m² in spring) - 18.759.
Tipo: Conference paper, poster, etc. Palavras-chave: Pasture and forage crops.
Ano: 2004 URL: http://orgprints.org/4125/1/Errata2.pdf
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Odling och fodervärde av blålupin som tillskottsfoder, en jämförelse med ärter Organic Eprints
En mjölkproduktion enbart baserad på ekologiskt foder ställer stora krav på inhemsk odling av proteingrödor. I Sverige är endast några få kvävefixerande, ettåriga arter lämpliga. Odlingen av ärter begränsas av förekomsten av rotröta. Eftersom även åkerböna tycks kunna överföra sjukdomen är den mindre lämplig som omväxlingsgröda. Nya, tidigt mognade sorter av smalbladig lupin med högt proteininnehåll lämpar sig som foder både till idisslare och enkelmagade djur. I Sverige har vi mycket begränsade erfarenheter av lupin när det gäller odlingsteknik och fodervärde. Den förhållandevis korta odlingssäsongen visar på ett behov att ibland skörda innan fröet är helt moget....
Tipo: Project description Palavras-chave: Pasture and forage crops.
Ano: 2023
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Production of N2O in grass-clover pastures Organic Eprints
Carter, Mette S..
Agricultural soils are known to be a considerable source of the strong greenhouse gas nitrous oxide (N2O), and in soil N2O is mainly produced by nitrifying and denitrifying bacteria. In Denmark, grass-clover pastures are an important component of the cropping system in organic as well as conventional dairy farming, and on a European scale grass-clover mixtures represent a large part of the grazed grasslands. Biological dinitrogen (N2) fixation in clover provides a major N input to these systems, but knowledge is sparse regarding the amount of fixed N2 lost from the grasslands as N2O. Furthermore, urine patches deposited by grazing cattle are known to be hot-spots of N2O emission, but the mechanisms involved in the N2O production in urine-affected soil are...
Tipo: Thesis Palavras-chave: Pasture and forage crops; Air and water emissions.
Ano: 2005 URL: http://orgprints.org/10147/1/10147.pdf
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Nutrient budgets for organic farming Organic Eprints
Topp, Kairsty; Watson, Christine.
This review identifies the research done on nutrient budgeting and presents the latest input and output data for use in nutrient budgeting on farm to support rotation and soil management decision making. Based on the research and practice of Nutrient Budgeting (NB) the review provides a draft guide for farmers, advisors and others on the theory and use of NB, including a guide to nutrient budgeting on organic farms. The review identifies all the relevant organic and where appropriate, the non organic research undertaken on nutrient budgeting and related subjects. The review identifies sources of nutrient input/output data for nutrient budgeting, based on available information makes recommendations on updating exisiting data for populating a NB tool,...
Tipo: Other Palavras-chave: Pasture and forage crops; Quality and evaluation of inputs.
Ano: 2008 URL: http://orgprints.org/5581/1/Res_review_19_topp.doc
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Ertrag und Futterwerteigenschaften trockenheitsverträglicher Leguminosengrasgemenge Organic Eprints
Titze, Andreas; Gruber, Harriet.
An zwei Standorten in Mecklenburg Vorpommern wurden von 2010 bis 2015 alternative Leguminosen-Gras-Gemenge unter ökologischen Bedingungen hinsichtlich Ertrag und ausgewählter Futterwerteigenschaften geprüft. Mit steigendem Leguminosenanteil stieg auch der Trockenmasseertrag. Besonders auf dem sorptionsschwachen Standort erwiesen sich die Gemenge vergleichsweise ertragsstabil. Die Ertragsunterschiede zwischen den Gemengen ließen sich statistisch nicht absichern. Die Futterqualität entsprach bei qualitätsorientierter Nutzung den hohen Anforderungen der ökologischen Milchproduktion. Sowohl in frischem als auch in getrocknetem Zustand wurden im Rohprotein sehr hohe Anteile an stabilem Protein gemessen. Während der Silierung verschlechterte sich die...
Tipo: Conference paper, poster, etc. Palavras-chave: Pasture and forage crops.
Ano: 2019 URL: http://orgprints.org/36053/1/Beitrag_120_final_a.pdf
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Betydning af kvælstoftilførsel for proteinindhold, proteinets ekstraherbarhed og proteinkvalitet ved fraktionering af græs og kløver Organic Eprints
Dahl-Lassen, Rasmus.
Proteinudbytter og aminosyresammensætning i græs og kløver i en græskløverblanding gødet med 0, 94, 186 og 280 kg. nitrogen pr. Ha.
Tipo: Conference paper, poster, etc. Palavras-chave: Pasture and forage crops; Composting and manuring.
Ano: 2018 URL: http://orgprints.org/35316/1/Betydning%20af%20kv%C3%A6lstoftilf%C3%B8rsel_Rasmus%20Dahl-Lassen_17-09-2018.pdf
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Nitrate leaching and N2-fixation in grasslands of different composition, age and management Organic Eprints
Eriksen, J.; Vinther, F.P..
Cut grassland systems usually have high N efficiency and consequently low nitrate leaching, whereas the introduction of grazing animals increases the loss potential dramatically (Jarvis, 2000). It has been demonstrated that nitrate leaching from unfertilised grass-clover swards is lower than from mineral-N fertilised swards grazed by cattle. The possible explanation for this is that the N2 fixation by pasture legumes is regulated by a natural feedback mechanism driven by soil inorganic N levels. The feedback mechanism acts as a limit to N inputs from legumes and consequently regulates the potential for N losses (Ledgard, 2001). In this paper we report 5 years (1997-2002) of nitrate leaching from four cropping sequences with different grassland frequency...
Tipo: Conference paper, poster, etc. Palavras-chave: Pasture and forage crops; Production systems.
Ano: 2003 URL: http://orgprints.org/1822/1/Eriksen.doc
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How to establish a perennial legume-grass sward? Organic Eprints
Nykänen, Arja; Nykänen-Kurki, Päivi.
In 2002, a field experiment with split-plot design was established in Juva in order to compare the use of nurse crop to establish perennial legume grass sward in organic farming.
Tipo: Conference paper, poster, etc. Palavras-chave: Pasture and forage crops.
Ano: 2003 URL: http://orgprints.org/4109/1/4109.pdf
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Nährstoffverfügbarkeit und Nährstoffnutzung von klee- und kräuterreichen Aufwüchsen ökologisch bewirtschafteten Graslandes entlang der Produktionskette Erzeugung - Konservierung - Verdauung Organic Eprints
Ziel ist es, die in der Praxis unbefriedigenden Grünlandleistungen ökologisch wirtschaftender Futterbaubetriebe zu verbessern. Effektive Verwertung des Grünlandes ist für diese Betriebe besonders wichtig, da Zukauffuttermittel teuer sind u. der Ackerfutterbau hohe Opportunitätskosten verursacht. Entlang der Produktionskette “Futterbau - Futterkonservierung als Silage - Futterqualität - Stoffumsetzungen im Pansen” sollen auf der Basis von definierten Graslandaufwüchsen (Exakt-Parzellenversuche) die Ertragsfähigkeit, die Konservierungseigenschaften und Futterwerte für Wiederkäuer untersucht werden. Im Ökologischen Landbau verstärkt anzutreffende Pflanzenbestände mit Weißklee und Grünlandkräutern stehen dabei im Mittelpunkt. Die Qualität des frischen Futters...
Tipo: Project description Palavras-chave: Pasture and forage crops; Feeding and growth.
Ano: 2023
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Influence of the development stage of the plant biomass for protein yield in a green biorefinery. Organic Eprints
Fernandez, Maria Santamaria; Ytting, Nanna Karkov; Lübeck, Mette.
The scarce availability of organic animal feed for monogastric animals is hindering the development of organic farming in many regions. A green biorefinery platform called OrganoFinery aims at producing organic protein-rich animal feed based on organically grown green biomass. The freshly harvested green biomass is separated into a solid fraction (press cake) and a liquid fraction (green juice). Subsequently, the green juice is inoculated with specific lactic acid bacteria which ferment the soluble sugars into lactic acid triggering a pH drop and thus, the precipitation of proteins. Last, proteins are extracted by centrifugation and the organic protein concentrate is suitable for feeding monogastric animals. Green perennial crops can be harvested several...
Tipo: Conference paper, poster, etc. Palavras-chave: "Organics" in general; Pasture and forage crops; Farming Systems.
Ano: 2017 URL: http://orgprints.org/33334/1/RRB%20conference%202017.pdf
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Trockenheit: Grünlandnutzung sanft anpassen Organic Eprints
Schürmann, Stefan.
Die «Trockenzeit» bringt vielerlei Herausforderungen mit sich, es mangelt an Futter und viele Tiere werden geschlachtet. Wiesen, die in durchschnittlichen Jahren nicht regelmässig mit der Trockenheit Bekanntheit machen und sich somit nicht entsprechend angepasst haben, müssen nun saniert werden. Die Grünlandnutzung des Betriebes muss auf veränderte Bedingungen reagieren.
Tipo: Web product Palavras-chave: Pasture and forage crops.
Ano: 2018 URL: http://orgprints.org/34658/1/Schuermann-2018-Trockenheit-Gruenlandnutzung-sanft-anpassen.pdf
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Weidehaltung im alpinen Raum Organic Eprints
Starz, W.; Steinwidder, A.; Pfister, R.; Rohrer, H.; Schmied, V.; Angeringer, W.; Velik, M.; Gangnat, I.; Friedrich, E.-M.; Kitzer, R.; Häusler, J.; Podstatzky, L.; Gasteiner, J.; Gallnböck, M.; Ringdorfer, F.; Blaschka, A..
Fachtagung für Biologische Landwirtschaft - Weidehaltung im alpinen Raum Inhalt der Tagung: Ergebnisse zur Kurzrasenweidehaltung im Vergleich zur Schnittnutzung Vergleich der Biomasseproduktion bei Schnittnutzung und Kurzrasenweide unter biologischen Bedingungen im ostalpinen Raum Ampferregulierung durch intensive Beweidung möglich? Ergebnisse aus einem Exaktversuch sowie aus der Praxis Ergebnisse zur Rindfleischproduktion auf der Weide - Kalbin, Ochse, Jungrind Ergebnisse zum Einfluss der Abkalbesaison auf Milchkühe bei Vollweidehaltung Erste Versuchsergebnisse und Erfahrungen zur Weidehaltung von Milchziegen Parasitenbelastung von Weideziegen - Ergebnisse aus einem Versuch sowie aus Praxisuntersuchungen Ergebnisse zur Almrekultivierung mit...
Tipo: Conference paper, poster, etc. Palavras-chave: Dairy cattle; Pasture and forage crops; Beef cattle; Feeding and growth; Sheep and goats; Health and welfare; Biodiversity and ecosystem services.
Ano: 2010 URL: http://orgprints.org/18842/1/4b_2010_tagungsband_gesamt[1].pdf
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