Groenekennis

Informatie voor professionals in voedsel en groen

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    Groenekennis - Informatie voor professionals in voedsel en groen

    Groenekennis bevat artikelen uit vaktijdschriften, rapporten, video’s, presentaties, posters en websites op het gebied van landbouw, visserij, groene ruimte en voeding. Groenekennis wordt dagelijks bijgewerkt en bevat ongeveer 500.000 bronnen.

    Groenekennis is de globale view over diverse deelbestanden. Groenekennis is gevuld met alle informatie uit Groen Kennisnet, de Hydrotheek, Tuinpad, IB archief, ARTIK, bioKennis, Kennisbank Plantaardige bronnen, Kennisbank Zeldzame landbouwhuisdieren en afgesloten documentatiebestanden zoals Land Bodem Water en Consumenten- en huishoudstudies.

    Groen Kennisnet is een zeer belangrijk onderdeel van Groenekennis. De doelstelling van Groen Kennisnet is kennis delen op het gebied van Voedsel en Groen te bevorderen en te faciliteren voor een breed publiek.

    Bronnen in Groenekennis kunnen direct opgevraagd worden via een geavanceerde zoekmachine met een 'google-achtige' interface. Met filters kan ingezoomd worden op diverse aspecten, zoals Trefwoord, Collectie, Jaar en Auteur. Bovendien biedt Groenekennis gebruikers de mogelijkheid om via de E-mail geattendeerd te worden op aanvullingen in specifieke vakgebieden.
    De Tijdschriftenlijst biedt een overzicht van tijdschriften waaruit de artikelen voor Groenekennis worden geselecteerd. Door te klikken op een titel krijgt u alle artikelen uit dat tijdschrift in de Groenekennis database getoond.
    Zoeken op kaart biedt een geografische ingang op de beschikbare publicaties over de binnen dit bestand onderscheiden gebieden.

    Groenekennis is onderdeel van het bibliotheeksysteem van WUR. Praktijkgerichte publicaties en rapporten van WUR komen daardoor automatisch beschikbaar. Daarnaast wordt de database doorlopend gevuld met voor het groen onderwijs bruikbare bronnen en artikelen, video’s en websites. Het percentage online is de laatste jaren gegroeid tot tweederde van de totale aanwas per jaar. Dit percentage groeit nog steeds.

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Assessing the sustainability of smallholder tree crop production in the tropics: a methodological outline \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Herzog, F. \ Gotsch, N. \ 1998
A methodology for assessing the sustainability of different strategies of cocoa production by peasants in West Africa is outlined. Up till now, the policy of government extension services in West Africa is to support intensive, unshaded production sy ...
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The impact of living and cover crop mulch systems on pests and yields of snap beans and cabbage \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Masiunas, J.B. \ 1997
In experiments in Illinois, three no-tillage systems with living or cover crop mulches (i.e. hairy vetch or cereal rye cover crop mulches, and perennial ryegras living mulch) were compared to conventional fall tillage with trifluralin application in ...
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Impact of rye cover crops on weeds, insects, and diseases in snap bean cropping systems \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Bottenberg, H. \ 1997
In experiments in Illinois, cereal rye cover crop mulch, either alone or in combination with red clover as a living mulch, was compared with conventional tillage and with shredded polar bark as an inert mulch, in snap bean culture. The effects on yie ...
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Structural adaptation of human settlements to climate for sustainable agriculture \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Hakeem, S.A. \ Vemuri, S.R. \ 1997
Sustainable agriculture depends on efficient utilization of resources. This can only be effective in the long run by sustainable practices which can adequately link output, technological change, and resources. The article examines the links between t ...
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Crop production, weed growth and soil properties under three fallow and tillage systems \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Arshad, M.A. \ Gill, K.S. \ 1996
There is a need to develop appropriate conservational soil management practices in the northern regions of the Canadian prairies. In a three-year field study, three fallow and tillage combinations (conventional: tilled fallow with conventional tillag ...
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Productivity and profitability of conventional and alternative farming systems: a long-term on-farm paired comparison \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Dobbs, T.L. \ Smolik, J.D. \ 1996
A conventional and an organic farm located on the western edge of the Corn Belt (Lake County, east-central South-Dakota) were compared for relative productivity and profitability from 1985 through 1992. The principal crop rotation of the organic farm ...
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Crop rotation patterns among New York potato growers: insights from conventional and sustainable agricultural theory \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Gillespie, G.W. \ Lyson, T.A. \ Power, A. \ [1996]
A survey of potato producers in New York State revealed that crop rotations are very diverse, indicating that planting decisions are conditioned by social, cultural, political and environmental factors. The production function from the neoclassical e ...
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Conceptual framework for the transition from conventional to sustainable agriculture \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Hill, S.B. \ MacRae, R.J. \ [1996]
Description of an 'efficiency-substitution-redesign' framework for the process of transition from conventional to sustainable agriculture (from factory farm, via low-input and resource-efficient agriculture, to eco-agriculture, permaculture, natural ...
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Alternative nitrogen fertility levels and profitability in sweet corn production \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Bravo - Ureta, B.E. \ Pinheiro, A.E. \ Ashley, R.A. \ 1995
Impact of different nitrogen application rates on yields and net returns for 'Honeymoon' sweet corn, grown in field experiments in Mansfield (Connecticut). The most profitable rate of N application was considerably lower than what is customry in curr ...
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Supply elasticities and responses to relative price changes in organic produce markets \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Lohr, L. \ Park, T. \ 1995
For six organic crops, i.e. broccoli, carrots, celery, romaine lettuce, strawberries and watermelons, supply elasticities were calculated. Also, the rates at which farmers adjust output in response to price changes between organic and conventional ma ...
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The Amish farm and alternative agriculture: a comparison \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Zook, L. \ 1994
The Amish farming system, which includes key elements of alternative agriculture (diversity, decentralization, community, independence, harmony is compared with nature, restraint), is compared with other forms of farming. By modern standards the Amis ...
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Comparison of corn and fescue rotations on pathogenic nematodes, nematode biocontrol agents, and soil structure and fertility on an apple replant site \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Biggs, A.R. \ 1994
Report on investigations at the West Virginia University Experiment Farm, Kearneysville (WV), aiming at the identification of rotation crop systems that will create a nematode-suppressive soil prior to planting an apple orchard. An alternative rotati ...
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Facility design and practices of a low-input housing system for a feeder-pig operation \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Arellano, P.E. \ Pijoan, C. \ Jacobson, L.D. \ 1993
A low-input housing system for a feeder-pig operation which uses low cost facilities and tries to reduce labor inputs is described and compared to a standard intensive production unit for 12 months
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Spring wheat cultivar performance in ecological and conventional cropping systems \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Poutala, R.T. \ Korva, J. \ Varis, E. \ 1993
Performance of nine Scandinavian spring wheat cultivars (released 1949-1989) was evaluated in ecological and conventional cropping systems in 1989 and 1991
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Consumer attitudes on pesticide treatment histories of fresh produce \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Collins, J.K. \ 1992
Consumers in supermarkets and farmer's markets in Oklahoma and Texas were asked purchasing preference for cabbage and sweet corn selected from farming methods including 1. conventional 2. reduced input 3. organic insecticides and 4. no insecticide in ...
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Classifying conventional and sustainable farmers : does it matter how you measure? \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Youngs, G.A. \ Goreham, G.A. \ Watt, D.L. \ 1992
Different classification schemes of farms are outlined, the advantages and disadvantages of these systems discussed, survey data used to examine the extent of consistency among schemes, and the relations to various farm/farmer characteristics compare ...
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The economics of sustainable agriculture : adding a downstream perspective \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Hitzhusen, F.J. \ 1992
Minimum requirements for sustainability from an economic perspective are discussed, with emphasis on soil erosion and related water quality impacts. Results of a research for a hypothetical farm in Ohio are presented
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Does sustainable farming pay : a case study \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Painter, K. \ 1991
In this article the net returns from a soil-conserving low input rotation used by the Lambert farm in the dryland wheat region of eastern Washington are compared with those from a more typical conventional rotation.Only in a year of low market prices ...
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Agriculture in transition \ Journal of sustainable agriculture : innovations for long-term and lasting maintenance and enhangement of agricultural resources, production, and environmental quality [Artikel]
Poincelot, R.P. \ 1990
After describing challenges of current agricultural practices this article explores current practices and policies being examined or adopted to conserve energy, soil and water and to lessen environmental pollution by agriculture. New technologies wil ...
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