000 00318nam a2200145Ia 4500
082 _a631.53/RAI
100 _aRai, B
245 _aHeterosis breeding
260 _bAgro-Biological Publications
_aDelhi
_c1979
300 _a183
650 _aheterosis
650 _aplant breeding
901 _a1517
942 _2ddc
_cBK
999 _c1362
_d1362