000 00321 a2200133 4500
080 _a633.18-2.38(063)
_bI 61 V
245 1 _aVirus diseases of the rice plant
_bProceedings
260 _aMaryland
_bJohns Hopkins
_c1969
650 _aVirus Diseases
650 _aRice
100 _a
_d
300 _a253 p.
901 _a105055
999 _c47661
_d47661