000 | nam a22 7a 4500 | ||
---|---|---|---|
999 |
_c309673 _d309673 |
||
003 | IARI | ||
020 | _a0851991920 | ||
080 |
_a633.2:631.84 _bG21 |
||
245 |
_aGaseous nitrogen emissions from grasslands _cedited by S.C. Jarvis and B.F.Pain |
||
260 |
_aWallingford _bCab international _c1997 |
||
300 | _a452p. | ||
700 | _aJarvis . S.C. | ||
700 | _aPain. B.F. | ||
901 | _a290188 | ||
942 |
_2udc _cB |