000 00351 a2200133 4500
080 _a632.38:635.3
_bB 863 I
245 1 _aInvestigation of virus diseases of brassica crops
_cby L. Broadbent
260 _aCambridge
_c1957
650 _aVirus Diseases
650 _aBrassica
100 1 _aBroadbent, L.
_d
300 _a94 p. & 4 plates
901 _a54393
999 _c46145
_d46145