000 00399 a2200145 4500
245 1 _aGenetics of jassid resistance in cotton
_bI : The genes H1 and H2
260 _aLondon
_c1952
650 _aJassid Resistance
650 _aCotton
100 1 _aKnight, R.L.
_d
300 _a47-66 p.
440 _aNo. 14
_vEmpire Cotton Growing Corporation, Research Memoirs
942 _2udc
_cB
901 _a36073
999 _c55080
_d55080