1. AA.VV (2006) Acta Hortic 700
2. Agostini F, Scholefield P (2005). Simulation of carbon and nitrogen in the soil after straw incorporation. Ital J Agron (8) 2:63–71
3. Andrasky TW, Bundy LG (1999) Nitrogen cycling in crop residues and cover crops on an irrigated sandy soil. Agron Abstr 1999, 224
4. Anthony S, Chadwick D, Granger S, Haygart P, Harris D (2005) Cost-cube: a measure centric model for characterization of diffuse pollution. In: Schroder JJ, Neeteson JJ (eds) N Management in agrosystems in relation to the Water Frame Directive, Proceedings of 14th N workshop, 2005, Maastricht, The Netherlands, pp 7–11
5. Arregui LM, Lasa B, Lafarga A, Iraeta I, Baroja E, Quemada M (2006) Evaluation of chlorophyll meters as tools for N fertilization in winter wheat under humid Mediterranean conditions. Eur J Agron 24:140–148