sentences:  The incidence of fusarium head blight is strongly associated with moisture at the time of flowering (anthesis), and the timing of rainfall, rather than the amount, is the most critical factor.However, increased amount of moisture towards harvest time has been associated with lower amount of vomitoxin in wheat grain due to leaching of toxins.Furthermore, deoxynivalenol contents are significantly affected by the susceptibility of cultivars towards "Fusarium" species, previous crop, tillage practices, and fungicide use.