000 00386nam a2200121Ia 4500
008 140208s9999 xx 000 0 und d
044 _aIndia
100 _aVijayarao, V.
245 _aInfluence of zinc of the concentration of potato virus X in tomato
_cV. Vijaya Rao
260 _bIndian Agricultural Research Institute
_aNew Delhi
_c1965
300 _ax, 73 p.; 28cm.
942 _2udc
_cTH
999 _c20683
_d20683