Dear all

Does anyone have a pdf or hadre copie of of these papers: 
-Doran, J.W., and T.B. Parkin. 1994. Defining and assessing soil quality  p.
3–21. In J.W. Doran, D.C. Coleman, D.F. Bezdicek, and B.A. Stewart (ed.)
Defining soil quality for a sustainable environment. SSSA Spec. Publ. 35.
SSSA, Madison, WI.
-Doran, J.W., D.C. Coleman, D.F. Bezdicek, and B.A. Stewart. 1994. Defining
 soil quality for a sustainable environment. SSSA Spec. Publ. 49. SSSA,
Madison, WI.
-Doran, J.W., and A.J. Jones. 1996. Methods for assessing soil quality. SSSA
Spec. Publ. 49. SSSA, Madison, WI.
Many thanks in advance

Salah

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