000 00461nam a2200157Ia 4500
008 170901s1956 xx 000 0 und d
082 _a633.2
_bH30T
100 _aHarlan, R. Jack
245 0 _aTheory and Dynamics of Grassland Agriculture
260 _aNew York
_bD. Van Nostrand Company, Inc.
_c1956
300 _a281
650 _aAgriculture and related technologies
650 _aTechnology (Applied sciences)
653 _aGrasslands
942 _2ddc
_cBK
999 _c15290
_d15290