A. Sibbald

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Improved sustainability in livestock systems, a challenge for animal production science

A. Gibon, A. Sibbald, Chris Thomas, 1999 .

Implementation of a spatial decision support system for rural land use planning: integrating GIS and environmental models with search and optimisation algorithms

K. Matthews, S. Craw, A. Sibbald, 1999 .

Evaluating Multi-Objective Land Use Planning Tools Using Soft Systems Methods

Susan Craw, S. Elder, A. R. Sibbald, 2000 .

Dynamic soil structure interaction of masonry sewers

M. Forde, A. Sibbald, 1987 .

Relationships between energy intake, nutritional state and lamb birth weight in Greyface ewes

A. Sibbald, A. Russel, T. Maxwell, 1977, The Journal of Agricultural Science.

The establishment phase of a silvopastoral national network experiment in the UK

J. McAdam, A. Sibbald, W. Eason, 2001, Agroforestry Systems.

Heather moorland management - a model.

A. Sibbald, T. Maxwell, J. Milne, 1987 .

The effect of rearing type and prepartum nutrition on the intake and performance of lactating Greyface ewes at pasture

A. Sibbald, J. Milne, J. Doney, 1979, The Journal of Agricultural Science.

A conceptual approach to the modelling of herbage intake by hill sheep

A. Sibbald, T. Maxwell, J. Eadie, 1979 .

Goat production systems in the Mediterranean.

M. J. McGregor, J. B. Dent, A. R. Sibbald, 1995 .

Measurement of Granular Fill Compaction Using Low Frequency Vibration Testing

Charles Fairfield, A. Bensalem, A. Sibbald, 2000 .

Herbage yield in agroforestry systems as a function of easily measured attributes of the tree canopy

David A. Elston, A. R. Sibbald, D. Elston, 1994 .

The implications of controlling grazed sward height for the operation and productivity of upland sheep systems in the UK. 3. The effect of choice of genotype, level of nitrogen fertilizer and lamb:ewe ratio

A. Sibbald, T. Maxwell, J. R. Jones, 1997 .

The implications of controlling grazed sward height for the operation and productivity of upland sheep systems in the UK. 1. Effects of two annual stocking rates in combination with two sward height profiles

D. Elston, A. Sibbald, T. Maxwell, 1994 .

Breed choice and pricing system implications for farmers and political institutions from a Swiss cattle farm model.

J. Dent, M. McGregor, A. Sibbald, 1996 .

Potential of different sheep breeds to improve wool production on UK hill and upland sheep farms

G. Saul, A. Sibbald, A. Russel, 1993 .

The effects of the presence of widely spaced conifers on under-storey herbage production in the U.K.

D. Elston, A. Sibbald, J. Griffiths, 1991 .

A model of the grazing of hill vegetation by sheep in the UK. I. The prediction of vegetation biomass

Nicholas J. Hutchings, Iain J. Gordon, Alan R. Sibbald, 1997 .

The implications of controlling grazed sward height for the operation and productivity of upland sheep systems in the UK. 6. The effect of reducing stocking rate and application of fertilizer nitrogen in Wales

A. Sibbald, M. Fothergill, T. Maxwell, 2003 .

The implications of controlling grazed sward height for the operation and productivity of upland sheep systems in the UK. 5. The effect of stocking rate and reduced levels of nitrogen fertilizer

A. Sibbald, T. Maxwell, A. Dalziel, 2002 .

The implications of controlling grazed sward height for the operation and productivity of upland sheep systems in the UK. 2. Effects of two annual stocking rates in combination with two levels of fertilizer nitrogen

A. Sibbald, T. Maxwell, J. R. Jones, 1994 .

A model of the grazing of hill vegetation by sheep in the UK. II. The prediction of offtake by sheep

Nicholas J. Hutchings, Iain J. Gordon, Andrew W. Illius, 1997 .

Potential systems for increasing income from wool in hill and upland sheep flocks in the UK

G. Saul, A. Sibbald, A. Russel, 1992 .

A review of agroforestry research in progress in the UK.

F. L. Sinclair, A. R. Sibbald, F. Sinclair, 1990 .

The implications of controlling grazed sward height for the operation and productivity of upland sheep systems in the UK: 7. Sustainability of white clover in grass/clover swards with reduced levels of fertilizer nitrogen

A. Sibbald, C. Marriott, A. Dalziel, 2004 .

Livestock farming systems research in Europe and its potential contribution for managing towards sustainability in livestock farming

A. R. Sibbald, Annick Gibon, J. C. Flamant, 1999 .

Developing silvopastoral systems and their effects on diversity of fauna

A. Sibbald, Z. Teklehaimanot, W. Eason, 2007, Agroforestry Systems.

Using soft-systems methods to evaluate the outputs from multi-objective land use planning tools

Susan Craw, Keith Matthews, A. R. Sibbald, 2002 .

Applying Genetic Algorithms to Multi-Objective Land Use Planning

Susan Craw, Iain MacKenzie, Keith B. Matthews, 2000, GECCO.

Implementation of a spatial decision support system for rural land use planning: integrating geographic information system and environmental models with search and optimisation algorithms

Susan Craw, Keith Matthews, A. R. Sibbald, 1999 .

The De-Noising of Sonic Echo Test Data through Wavelet Transform Reconstruction

A. Sibbald, J. N. Watson, P. S. Addison, 1999 .

The effect of grazed sward height and stocking rate on animal performance and output from beef cow systems

E. Hunter, I. Wright, A. Sibbald, 1996 .

Consequences for biodiversity of reducing inputs to upland temperate pastures: effects on beetles (Coleoptera) of cessation of nitrogen fertilizer application and reductions in stocking rates of sheep

A. Sibbald, P. Dennis, J. Vale, 2004 .

Combining deliberative and computer-based methods for multi-objective land-use planning

Susan Craw, Keith Matthews, A. R. Sibbald, 2006 .

The role of cattle and sheep in campesino (peasant) production systems in the highlands of central Mexico.

J. Dent, M. McGregor, C. Arriaga-Jordán, 1996 .

Modelling of grazing systems at the farm level

Alan R. Sibbald, A. Sibbald, J. A. Milne, 1998 .

Methods for transferring research findings into farming practice: development of a successful suckled beef system.

M. J. McGregor, J. B. Dent, M. J. McGregor, 1996 .