Flowers are prized as objects of great beauty and diversity, and are commercially valuable and highly perishable. Carnation is one of the most popular cut flowers in the world and the highest economic importance in the floriculture industry. Nevertheless, Carnation is very susceptible to soil-borne diseases, unless soil-borne diseases are controlled; plant growing becomes a hazard operation filled with risk. Usually methyl bromide is used as soil fumigator for Carnation production under greenhouses,but methyl bromide will not be permitted after few years in Egypt and other countries because...