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A new framework of measuring national nutrients balance for international and global comparison
Hoang, Viet-Ngu, (2009)
Assessing eco-environmental performance of agricultural production in OECD countries: combination of soil surface, soil system and farm gate methods of nutrient auditing
Formulation of Technical, Economic and Environmental Efficiency Measures That Are Consistent With the Materials balance Condition
Coelli, Tim, (2005)