"yield response" - Selaus asiasanan mukaan MTT Raportti
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Nitrogen fertilizer rates, N balances, and related risk of N leaching in Finnish agriculture
MTT Raportti : 102 (2013)Crop yield responses to nitrogen (N) fertilizers and associated changes in field N balances were gathered from fertilizer trials by MTT Agrifood Research Finland, Potato Research Institute and Sugar Beet Research Center, ... -
Regional P stocks in soil and in animal manure as compared to P requirement of plants in Finland : Baltic Forum for Innovative Technologies for Sustainable Manure Management. WP4 Standardisation of manure types with focus on phosphorus
MTT Report : 124 (2014)Phosphorus (P) is an essential plant nutrient and sufficient availability is sustained by soil reserves and fertilization. On the other hand, P leaching from agricultural fields causes eutrophication of the surface waters. ...