Spiess E.
Nitrogen, phosphorus and potassium balances and cycles of Swiss agriculture from 1975 to 2008.
Nutrient Cycling in Agroecosystems, 91, (3), 2011, 351-365.
ISSN Print 1385-1314
Digital Object Identifier (DOI): https://doi.org/10.1007/s10705-011-9466-9
Cote: ART 2011-454
ID publication (Code web): 28224
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