Plants are the vital element of Environment. Like men and animals, plants are  not free from disease. As they have diverse and significant  rules in our existence in this earth, scientists are concerned about them specially at their danger. So, to keep plants free from pathogens or diseases the word …

Algae is an extremely diverse group of organisms that make up the lower phylogenetic echelons of the plant kingdom. A precise definition of this group is elusive and they share many obvious characteristics with higher land plants, whereas their distinguishing features from other plant groups are varied and more subtle …

According to Encyclopedia Britannica- Plant disease is an impairment of the normal state of a plant that interrupts or modifies its vital functions. The effects of a disease that can be observed are called the symptoms. A disease can be identified depending on the symptoms as different diseases show different symptoms. …