Raisbeck and Pentwyn bibliography
Kirkham, F. W., Tallowin, J. R. B., Dunn, R. M., Bhogal, A., Chambers, B. J. and Bardgett, R. D. (2014) Ecologically sustainable fertility management for the maintenance of species-rich hay meadows: a 12-year fertilizer and lime experiment. Journal of Applied Ecology, 51, 152–161.
Kirkham, F. W., Bhogal, A., Chambers, B. J., Dunn, R. M. and Tallowin, J. R. B. (2013) Effects of spreading species-rich green hay on the botanical composition of an agriculturally improved hay meadow in northern England. Grass and Forage Science, 68(2), 260-270.
Rothamsted Research, North Wyke & ADAS Ltd (2012) Sustainable nutrient management of semi-natural neutral grasslands. BD146. [online] London: Department of Environment, Farming and Rual Affairs. p.19. Available at: http://sciencesearch.defra.gov.uk/Default.aspx?Menu=Menu&Module=More&Location=None&Completed=0&ProjectID=16130 [08/07/2016].
Francis W. Kirkham, Tallowin, J. R. B., Sanderson, R. A., Bhogal, A., Chambers, B. J. and Stevens, D. P. (2008) The impact of organic and inorganic fertilizers and lime on the species-richness and plant functional characteristics of hay meadow communities. Biological Conservation, 141, 1411–1427.
Tallowin, J. R. B., Kirkham, F. W., Hoppe, G. M., Sanderson, R. A., Bardgett, R. D. and Bhogal, A. (2007) Role of farmyard manure, inorganic fertilizers and lime in the sustainable management of seminatural grasslands. In J.J. Hopkins (Ed) High value grassland: providing biodiversity, a clean environment and premium products.Occasional Symposium No. 38, British Grassland Society, Cirencester, UK.,329- 332.