seasonal incidence

They passed through this area at a time just after the present maximal seasonal incidence of the disease.

Studies on the seasonal incidence of defoliators and the effect of defoliation on volume increment of teak.

Distribution, frequency of attack and seasonal incidence of the African armyworm, Spodoptera exempta (Walk.)

Vernal keratoconjunctivitis (VKC) or Spring catarrh is a recurrent, bilateral, and self-limiting inflammation of conjunctiva, having a periodic seasonal incidence.

Bergström S, Povey G, Songane F, Ching C., Seasonal incidence of eclampsia and its relationship to meteorological data in Mozambique," Journal of Perinatal Medicine, Vol.