000 00303nam a2200121Ia 4500
008 220214s9999 xx 000 0 und d
100 _aKnowles R P
245 0 _aTesting for combining ability in bromegrass
260 _bAgronomy Journal
_c1955
300 _a15-19
650 _aBromegrass
942 _cRE
999 _c45335
_d45335