@ARTICLE {CARDWELL:1997b,
title = {Comparison of field inoculation methods for screening maize against downy mildew (Perononsclerospora sorghi)},
author = {Cardwell, K. and Kling, J. and Bock, C. },
journal = {Plant Breeding},
year = {1997},
volume = {116},
pages = {221--226},
}