TY  - GEN
AU  - United Nations Environment Programme
PY  - 2012
UR  - https://wedocs.unep.org/handle/20.500.11822/12060
LA  - English
KW  - nutrient management
TI  - Our Nutrient World: The Challenge to Produce more Food and Energy with Less Pollution - Key Messages for Rio+20
M3  - Communication or other resource
ER  -