Abstract

There area unit several leaf spot diseases that occur on a good vary of native and decorative trees and shrubs. Several leaf spot diseases have similar biology and thus terribly similar management choices. Information regarding a number of these diseases is enclosed below together with management data applicable to any or all leaf spot diseases of shade trees and shrubs. A spread of diseases will have an effect on the expansion of rice and wheat, reducing their harvest and even cause famine in some areas. Diseases in leaves, as a sort of diseases, have negative impacts on plants.