000 00305 a2200121 4500
080 _a633.2
_bH 283 I
245 1 _aTheory and dynamics of grassland agriculture
_cby J.R. Harlan
260 _aNew York
_c1956
650 _aGrassland
100 1 _aHarlan, J.R.
_d
300 _a281 p. & 6 pls.
901 _a51077
999 _c47709
_d47709