000			00893nam a2200253Ia 4500
008			130910s9999 xx 000 0 und d
020			_a086531280X
041			_aeng
082			_221st ed. _a577.4 _bINT
110			_aInternational Grassland Congress _n(14th _cKentucky, U. S. A. : _d15-24 June, 1981)
245			_aInternational grassland congress : _bproceedings _cForthenth International Grassland Congress, held at Lexington, Kentucky, U. S. A. on th to th June, _cedited by J. Allan Smith and Virgil W. Hays
260			_aBoulder : _bWestview Press , _c1983
300			_axviii, 878 p. : ill.
300			_etabels
653			_aConference proceedings
653			_aGrassland ecology
653			_aGrasslands
653			_aHays _aVirgil W., ed.
653			_aNitrogen cycle
653			_aSeed production
653			_aSoil fertility
700			_aSmith, J. Allan, ed.
942			_cEN _2ddc
999			_c4623 _d4623