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Modeling salt, water and financial balances of typical irrigated farms in the Murray Valley, Australia \ Towards integration of irrigation and drainage management : proceedings of the jubilee symposium (25 - 26 november 1996) at the occasion of the fortieth anniversary of ILRI and thirty-fifth anniversary of the ICLD [Hoofdstuk uit boek]
Prathapar, S.A. \ Madden, J.C. \ MacLeod, G. \ 1997
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Impeding the spread of salmonella : salmonella is not a new problem but with the application of impedance technology as part of a co-ordinated detection and eradication programme it should be possible to ensure it remains under control and out of the headlines \ Poultry international [Artikel]
Madden, R.H. \ 1994
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Socio-economic impact assessment of large-scale projects using input - output analysis : a case study of an airport \ Regional studies [Artikel]
Batey, P.W.J. \ Madden, M. \ Scholefield, G. \ 1993
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Sustainable agriculture research and education in the field : a proceedings [Congresverslag]
O'Connell, P. \ Benbrook, C. \ Madden, P. \ 1991
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Sustainable agricultural systems [Congresverslag]
Edwards, C.A. \ Lal, R. \ Madden, P. \ 1990
Topics in this congres report about sustainable agriculture are: history, goals of international research centers, various components (e.g. soil, crops, weeds, animals), the importance of integration, farming systems in the Tropics, effects on the en ...
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The Economics of sustainable low - input farming systems \ Sustainable agriculture in temperate zones [Hoofdstuk uit boek]
Madden, J.P. \ 1990
This chapter reviews what is known about the profitability of alternative farming methods and systems generally considered more sustainable than conventional practices, and suggests some challenges remaining in this area
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What is alternative agriculture? \ American journal of alternative agriculture [Artikel]
Madden, J.P. \ 1989
A discussion of concepts such as low-input farming, regenerative farming is kept to define the concept alternative farming. The author also discusses the concept profitability in alternative farming
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An economic model of a farm's transition to organic agriculture \ Global perspectives on agroecology and sustainable agricultural systems : proceedings of the sixth International scientific conference of the International Federation of Organic Agriculture Movements [held at Santa Cruz, August 18 - 20, 1986] [Hoofdstuk uit boek]
Dabbert, S. \ Madden, P. \ 1988
This study illustrates how data of a converted farm may be analyzed using a multi-year simulation model to estimate the trend in income during the conversion period
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Midwestern organic farming: a ten - year follow-up \ American journal of alternative agriculture [Artikel]
Lockeretz, W. \ Madden, P. \ 1987
Results are presented of a mailed survey on perceptions of the advantages and disadvantages of organic farming, farming practices and the financial status of organic farming
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Solar heating systems : differentiation between stages in the innovation-decision process \ Home economics research journal [Artikel]
Combs, E.R. \ Parkhurst, A.M. \ Madden, C.S. \ 1987
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Transition to organic agriculture : a multi-year simulation model of a Pennsylvania farm \ American journal of alternative agriculture [Artikel]
Madden, P. \ Dabbert, S. \ 1986
Report of a multi year simulation model to investigate the trend in income of a 117 hectare crop livestock farm in Pennsylvania. Income was found to be severely depressed by a yield decline during the transitional phase. The established organic situa ...
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Income effects of limiting soil erosion under organic, conventional, and no-till systems in eastern Pennsylvania \ American journal of alternative agriculture [Artikel]
Domanico, J.L. \ Madden, P. \ Partenheimer, E.J. \ 1986
For each of the , computer simulated management systems the expected soil erosion is estimated using the Universal Soil Loss Equation. When high levels of soil erosion were allowed, conventional practices showed better profitability than the organic ...
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Compatibility of solar home heating systems with values, felt needs, and past experiences of households \ Home economics research journal [Artikel]
Combs, E.R. \ Madden, C.S. \ 1983
A statewide survey was conducted to determine: 1. the perceived compatibility of solar systems to values, felt needs, and past experiences of households; 2. how perceptions of compatibility relate to the adoption of solar heating systems for the home ...
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