000 00624 a2200169 4500
020 _a9780309148962
082 _a630.973
_bNAT
090 _c28622
_d49862
100 _aNational research council
245 _aToward sustainable agricultural systems in the 21st century
_bcommittee on twenty-first century systems agriculture board on agriculture and nutural resources division on earth and life studies
260 _aWashington
_bThe National Academic Press
_c2010
_g2010
300 _axxviii,570p.
_c25cm
650 _aAgricultural systems
650 _aSustainability
650 _aSustainable agriculture
942 _cL
999 _c55233
_d55233