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2Digital revistaSCIELO
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3Ecological and agro-economical aspects of nitrogen pollution in an intensive cropping system in eastern China Ecological and agro-economical aspects of nitrogen pollution in an intensive cropping system in eastern Chinaby Roelcke, M., FAO, Rome (Italy) eng, Han, Y., Schleef, K.-H., Zhu, J.G., Liu, G., El Bassam, N. (ed.), Behl, R.K. (ed.), Prochnow, B. (ed.), Bundesforschungsanstalt fuer Landwirtschaft, Braunschweig (Germany) oth
Published 1998Texto bibliotecaFAO IT