000 00457nam a22001697a 4500
008 230220b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _a631.5
_bL9
100 _aRai, B
_9794
245 _aHeterosis breeding
260 _aDelhi:
_bAgro-Biological Publications,
_c1979
300 _avi, 184p.
650 _aAgriculture
653 _aGenetic
653 _aHybrids
942 _2udc
_cREF
999 _c2177
_d2177