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Registros recuperados: 19
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Ændret sortsvalg i korn Organic Eprints
Wollenweber, B.; Jørgensen, J.R..
Ændret sortsvalg i korn
Tipo: Report chapter Palavras-chave: Cereals; Pulses and oilseeds.
Ano: 2003 URL: http://orgprints.org/1438/1/Aendret__sortsvalg.pdf
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Agronomy and grain quality Organic Eprints
Jørgensen, J.R..
Agronomy and grain quality
Tipo: Conference paper, poster, etc. Palavras-chave: Cereals; Pulses and oilseeds.
Ano: 2002 URL: http://orgprints.org/444/1/Agronomy_and_grain_quality_Lund_2002.pdf
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Cultivar and Year-to-Year Variation of Phytosterol Content in Rye (Secale cereale L.) Organic Eprints
Zangenberg, M.; Hansen, H.B.; Jørgensen, J.R.; Hellgren, L.I..
Intake of phytosterols (and -stanols) has been shown to decrease the level of low-density lipoprotein cholesterol and thus protect against development of cardiovascular diseases. Therefore, studies on the cultivar and year-to-year variation in phytosterol content in rye grains have been performed. The phytosterol content and composition of different rye cultivars, grown under identical conditions on the same field in three consecutive years, were analyzed. Both cultivar and year-to-year variation in sterol content were statistically significant (p < 0.0001). The total sterol content varied from 1007 ± 21 mg/kg in the highest yielding cultivar, Tsulpan 3, to 761 ± 10 mg/kg in the lowest yielding cultivar (Amando in the 1999 harvest). Because the...
Tipo: Journal paper Palavras-chave: Cereals; Pulses and oilseeds.
Ano: 2004 URL: http://orgprints.org/4628/1/4628.pdf
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Dyrkning af nøgen havre og højlysin byg Organic Eprints
Jørgensen, J.R..
Dyrkning af nøgen havre og højlysin byg
Tipo: Conference paper, poster, etc. Palavras-chave: Cereals; Pulses and oilseeds.
Ano: 2001 URL: http://orgprints.org/446/1/Proteinafgr%C3%B8der_446.pdf
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Er der lighedstegn mellem proteinprocent og kvalitet af hvede til human konsum? Organic Eprints
Jørgensen, J.R..
Der er en lang række af faktorer, som påvirker hvedes egnethed til human konsum, dvs. egnethed til brød-, kiks- og kagefremstilling. En del af disse faktorer er landmanden selv herre over, såsom sortsvalg, dyrkningspraksis samt høst, tørring og lagring. Men også klimaet påvirker i høj grad kvaliteten af det høstede hvede i såvel positiv som negativ retning. Hvedens kvalitative egnethed er dog betinget af tre basale faktorer. Det er proteinindhold, hårdhed og glutenstyrke. · Proteinindholdet af kernerne er vigtigt, da højproteinmel giver et potentielt større brødvolumen, større vandabsorption og giver brød med bedre holdbarhed. · Hårde hveder har en hård endosperm (frøhvide). Endospermen, der indeholder ca. 80% af kernens protein, består primært af...
Tipo: Conference paper, poster, etc. Palavras-chave: Food security; Food quality and human health Crop husbandry.
Ano: 2000 URL: http://orgprints.org/439/1/Proteinprocent_og_kvalitet_af_hvede_%2D_abstract.doc
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Grain Characteristics, Chemical Composition, and Functional Properties of Rye (Secale cereale L.) As Influenced by Genotype and Harvest Year Organic Eprints
Hansen, H.B.; Møller, B.; Andersen, S.B.; Jørgensen, J.R.; Hansen, Å..
Grain characteristic, chemical composition, and functional properties of rye were measured in 19 different cultivars grown in one location in up to 3 years. The cultivars included 8 adapted hybrids, 7 adapted population cultivars, and 4 nonadapted population cultivars. The results showed a significant influence of both harvest year and genotype on grain characteristics, chemical composition, and functional properties of the grain. Multivariate data analysis confirmed that the variations in the data were explained by yearly and genotype differences. Calculations of variance components showed that the variations in plant height, harvest yield, and protein content were mainly due to genotype differences and to a lesser extent to differences among harvest...
Tipo: Journal paper Palavras-chave: Cereals; Pulses and oilseeds.
Ano: 2004 URL: http://orgprints.org/4627/1/4627.pdf
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Grain protein concentration and harvestable protein under future climate conditions. A study of 108 spring barley accessions. Organic Eprints
Ingvordsen, Cathrine Heinz; Gislum, René; Jørgensen, J.R.; Mikkelsen, Teis N; Jørgensen, R.B..
In the present study a set of 108 spring barley (H. vulgare L.) accessions were cultivated under predicted future levels of temperature and [CO2] as single factors and in combination (IPCC, AR5, RCP8.5). Across all genotypes, elevated [CO2] (700 ppm day/night) slightly decreased protein concentration by 5%, while elevated temperature (+5 °C day/night) substantially increased protein concentration by 29%. The combined treatment increased protein concentration across accessions by 8%. This was an increase less than predicted from strictly additive effects of the individual treatments. Despite the increase in grain protein concentration, the decrease in grain yield at combined elevated temperature and elevated [CO2] resulted in 23% less harvestable protein....
Tipo: Journal paper Palavras-chave: Air and water emissions Crop health; Quality; Protection.
Ano: 2016 URL: http://orgprints.org/30318/1/Ingvordsen%20et%20al.%202016.%20Grain%20protein%20under%20future%20climate%20conditions.pdf
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Grønne marker Organic Eprints
Hansen, E.M.; Thorup-Kristensen, K.; Jørgensen, J.R..
Grønne marker
Tipo: Report chapter Palavras-chave: Cereals; Pulses and oilseeds.
Ano: 2003 URL: http://orgprints.org/1440/1/Forbedret_kvaellstofudnyttelse.pdf
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Handels- og forbrugsmønstre i Danmark Organic Eprints
Jørgensen, J.R..
Vinterhvede er den største og vårhvede den mindste kornafgrøde i Danmark, både med hensyn til produktion og areal. Den totale produktion af vinter- og vårhvede har med store årsvariationer ligget på henholdsvis 4.700.000 og 40.000 tons gennem de sidste 6 år (Tabel 1). Arealmæssigt afspejler det sig i, at vinterhvede dækker ca. 650.000 ha og vårhvede 7.500 ha (Tabel 2). Årsvariationen i produktionen er betinget af størrelsen af kornarealet og vækstforholdene det enkelte år. Vårbyg er den næststørste kornafgrøde, hvilket til dels kan tilskrives det faktum, at maltbygproduktionen næsten udelukkende er baseret på vårbyg, der kan afregnes til en højere pris. Derudover kan vårbyg have sædskifte- og dyrkningsmæssige fordele. Den samlede danske kornproduktion...
Tipo: Report chapter Palavras-chave: Crop husbandry.
Ano: 2001 URL: http://orgprints.org/440/1/djfm53_kap2.pdf
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Kvalitet af hvede til produktion af brød og andre produkter Organic Eprints
Jørgensen, J.R..
På verdensplan anvendes ca. 2/3 af hvedeproduktionen til human ernæring. Af den danske hvedeproduktion er det kun ca. 10% der anvendes til human ernæring. Den danske produktion af hvedemel kan opdeles i to, ca. 2/3 anvendes til brødfremstilling og den sidste 1/3 anvendes til bisquit og kager – samt konfekturevarer, kødvarer, supper m.v. Den almene betydning af vendingen kvalitet er ”anvendelighed til nogle specifikke formål”. Når man taler om kvalitetshvede betyder det ifølge Kent og Evers (1994): · Udbytte af slutproduktet (hvede for landmanden, hvede for grovvareselskabet, mel for mølleren, brød for bageren, etc.) · egnethed for maskinbearbejdning, f.eks. god dejstabilitet, egenskaber ved slutproduktet: ensartethed, smag, udseende, tekstur, volumen,...
Tipo: Report chapter Palavras-chave: Food security; Food quality and human health Crop husbandry.
Ano: 2001 URL: http://orgprints.org/441/1/djfm53_kap3.pdf
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Kvalitet af sidstindlejret protein i kernen ved ekstra kvælstofgødskning Organic Eprints
Jørgensen, J.R..
Stort udbytte og god brødmelskvalitet er vigtige parametre ved dyrkning af brødhvede. Begge dele kan forbedres ved kvælstofgødningsstrategier, såsom mængde, tilførselstidspunkt, deling af gødning og kvælstofkilde. Hvedekerner består af tre hovedbestanddele: kimet til den nye plante, frøhviden, der er næringsstofkilden til den nye plante, og skaldele, der beskytter frøet. Frøhviden, der indeholder ca. 80% af kernens protein, består primært af store kantede celler, der er fyldt med stivelse og yderst mod frøskallen et lag aleuronceller med et stort indhold af fedt og protein.
Tipo: Report chapter Palavras-chave: Food security; Food quality and human health Cereals; Pulses and oilseeds.
Ano: 2001 URL: http://orgprints.org/442/1/djfm53_kap10.pdf
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Kvalitetsmål i korndyrkningen Organic Eprints
Jørgensen, J.R..
Kvalitetsmål i korndyrkningen
Tipo: Conference paper, poster, etc. Palavras-chave: Cereals; Pulses and oilseeds.
Ano: 2003 URL: http://orgprints.org/1446/1/Studiebesoeg.pdf
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Kvalitetsmål i korndyrkningen Organic Eprints
Jørgensen, J.R..
Kvalitetsmål i korndyrkningen
Tipo: Conference paper, poster, etc. Palavras-chave: Cereals; Pulses and oilseeds.
Ano: 2003 URL: http://orgprints.org/1447/1/Kvalitetsmaal.pdf
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Nitrate leaching and spring wheat bread making quality following cultivation of grasslands of different composition, age and management Organic Eprints
Eriksen, J.; Pedersen, L.; Jørgensen, J.R..
The influence of sward botanical composition and ley age on grassland residual effects, quality of spring wheat and subsequent nitrate leaching was investigated. Grazed grasslands of different age (1, 2 and 8 production years) and composition (unfertilised grass-clover and fertilised perennial ryegrass) were ploughed and followed by spring wheat and spring barley. For reference, an adjacent field without grassland history but with the same crop sequence in 2002-2003 was treated with increasing quantities of N fertiliser. Yields and N uptake of spring wheat following grasslands always exceeded those of the reference plots with a history of cereal production. The nitrogen fertiliser replacement values of grass-clover and ryegrass were 59-100 and 72-121 kg...
Tipo: Journal paper Palavras-chave: Nutrient turnover; Soil; Air and water emissions.
Ano: 2006 URL: http://orgprints.org/10042/1/10042.pdf
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Predicting grain yield and protein content in winter wheat and spring barley using repeated canopy reflectance measurements and partial least squares regression Organic Eprints
Hansen, P.M.; Jørgensen, J.R.; Thomsen, A..
By providing both spatial and temporal information remote sensing may function as an important source of data for site-specific crop management. This technology has been used for nitrogen application strategies to obtain optimum yield and grain quality. Here, the objective was to use early repeated remotely sensed multi-spectral data to predict grain yield and quality for winter wheat (Triticum aestivum L.) and spring barley (Hordeum vulgare L.). The crops were sown with two different seeding rates and a wide range of nitrogen strategies were applied. Multi-way partial least squares regression (N-PLS) was used to predict grain yield and protein content. The results were compared with unfold-PLS1 and PLS1 using reflectance data from the last measurement...
Tipo: Journal paper Palavras-chave: Crop husbandry.
Ano: 2002 URL: http://orgprints.org/426/1/Predicting_grain_yield_and_protein_content_in_winter_wheat_and_spring_barley_using_repeated_canopy_reflectance_measurements_and_partial_least_squares_regression.pdf
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Proteinafgrøder i økologisk jordbrug - nøgen havre og højlysin byg Organic Eprints
Jørgensen, J.R..
Proteinafgrøder i økologisk jordbrug - nøgen havre og højlysin byg
Tipo: Conference paper, poster, etc. Palavras-chave: Cereals; Pulses and oilseeds.
Ano: 2001 URL: http://orgprints.org/445/1/mso1EB_445.pdf
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Tidlig såning af vintersæd Organic Eprints
Jørgensen, J.R..
Tidlig såning af vintersæd
Tipo: Report chapter Palavras-chave: Cereals; Pulses and oilseeds.
Ano: 2003 URL: http://orgprints.org/1439/1/Tidlig_saaning.pdf
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Variation i indholdsstoffer i korn Organic Eprints
Jørgensen, J.R..
Variation i indholdsstoffer i korn
Tipo: Conference paper, poster, etc. Palavras-chave: Cereals; Pulses and oilseeds.
Ano: 2002 URL: http://orgprints.org/1449/1/Froe_og_kornkvalitet.pdf
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Wheat grain composition and implications for bread quality Organic Eprints
Emanuelson, J.; Wollenweber, B.; Jørgensen, J.R.; Andersen, S.B.F.; Jensen, C.R..
Wheat grain composition and implications for bread quality
Tipo: Report Palavras-chave: Cereals; Pulses and oilseeds.
Ano: 2003 URL: http://orgprints.org/1442/1/DJF_rapport_Markbrug_nr_92_2003.pdf
Registros recuperados: 19
Primeira ... 1 ... Última
 

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