000 00303nam a2200121Ia 4500
008 170101s1995 xx 000 0 und d
082 _a575.13 MUK
100 _aMukherjee, Bibhash K
245 4 _aThe heterosis phenomenon
260 _aNew Delhi
_bKalyani
_c1995
300 _aP.142
942 _2ddc
_cBK
_01
999 _c57831
_d57831