Powdery mildew: Erysiphe polygoni and Leveillula taurica

Symptoms:

• It usually appears late in the season.  Powdery white growth can be seen on both the surfaces of the leaves.  It also appears on above ground plant parts.

Management:

• The disease is controlled by dusting inorganic sulphur at 25 kg/ha or spraying Wettable sulphur 0.25 per cent at 20 days interval. 

Source:

Elena, F.A.P and M.N.Irina. 2013. Fenugreek in the Ecological Areas of Belarus and France. International Journal of Biological, Food, Veterinary and Agricultural Engineering, 7(8), pp. 415-419.