For controlling smut disease infection in sorghum, a well dissolved mixture of copper sulphate or blue vitriol in water, and cow's urine, is sprinkled by hand on the affected sorghum plant. The treatment also helps in controlling wilt in gram (Cicer arietimum) crop.
Crop: Great millet
Crop Family: Poaceae
Crop Scientific Name: (Sorghum vulgare)
Crop Vernacular Name: Jwaarie, jowar, jola, jondhalaa, Sorghum
Formulation: Mixture of 10 g copper sulphate or blue vitriol in 500 ml water, and 500 ml cow's urine
Ingredients: Copper sulphate, Cow urine
"The most effective and economical control of ergot and smut is host plant resistance."
http://oar.icrisat.org/3979/1/CP_PM_Erg_Smut_1986_173-182.pdf
"Loose smut of wheat caused by Ustilago segetum var. tritici was controlled almost completely through seed treatment with any of the bioagents like Trichoderma viride, T. harzianum; Pseudomonas fluorescence and Gliocladium virens in combination with vitavax @ 0.125% during three years of trial from 1996 to 1998."
http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.913.6326&rep=rep1&type=pdf