In General, clearly during the dry season (December-April) every year, with the dry weather conditions and steady. Make the dust that occurs can be hung suspended in the atmosphere for a very long time.
Generally evident during the dry season (December to April) every year, with a dry and calm weather conditions. Keep dust suspended in the atmosphere can occur long.
In general, evident in the dry season (December. April) of every year with the climate dry and still. The dust generated can be suspended in the atmosphere for a long time.