na INLIS000000000000427 Ind ISBN978-92-5-106494-8 0010-1118000427 Sr.FAO. 631.483:546.26 Richard T. Conant Challenges and opportunities for carbon sequestration in grassland systems: a technical report on grassland management and climate change mitigation CONANT, R.T. Rome FAO 2010 v, 57 p. : ill. ; 25 cm. v, 57 p. : ill. ; 25 cm. Bibl. : p.38-48 CARBON CLIMATE GRASSLANDS 196/FAO/2011-mfn779 196/FAO/2011-mfn780 196/FAO/2011-mfn781