Grummer, GRoy, Subodh Kumar2011-02-232011-02-231966Nature, V209, IS:5029, P1265-1267http://hdl.handle.net/10263/1456enRice diseasePlant diseaseBrown spot diseaseIntervarietal mixtures of rice and incidence of brown spot disease (Helminthosporium Oryzae Breda de Haan)Article