The fungicidal pastes…?1.Used in dressing of pruned surface of the tree.2.Prepared by using copper sulphate plus lime.3.Prepared by using copper carbonate plus red lead.4..Lanoline is used as suitable adhesive.

Plant pathology is the science that studies the causes of plant diseases, the mechanisms by which diseases develop in individual plants and in plant populations, and the ways and means by which plant diseases can be managed or controlled.