Plant disease (Plant pathology), science comes from the Greek pathos (suffering), two words are meant to endure suffering. Illness or damage and logos (speech) Meant to mention, so plant disease Sciences therefore means mentioned damage to plants. A plant disease (plant disease), that means the plant is damaged. Plants usually refers to a plant whose normal duties do physiology as well as the ability of a species, such as the breakdown of cell absorption of mineral nutrients. Photosynthesis, light, etc.Plant diseases, according to simple means in the dictionary. Two meanings are described. 1. diseases of plants are showing symptoms (symptoms). Come out to see the symptoms of the plant is damaged (malady). The normal plant has (disorder). 2. any change of normal plants, such as from a structural change of the plants expressed symptoms, see the quality and/or lower economic value. According to the opinions of various plant diseases, plant diseases, it means that the plant disease is a change in the energy system, movement of plants from normal causing plant damage, lower economic value.The cause of the disease (Causes of plant diseases). 2 Why is the. 1. the reason that come from living organisms (Biotic pathogen) include: -They are causing diseases such as bacteria, fungi, viruses, viroid, etc. -They are not diseases, but the damage to the plant, such as mammals, various birds, insects, earthworms, how FOI, etc. -They are the germs such as loranthus thong, etc.
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