The disease of plants refers to any physiological or anatomical -morological disorder that occurs throughout the plant or on some of its organs. Plants diseases can be classified according to the nature of the causes that cause them. Therefore, there are infectious diseases – parasitic and non -infectious physiological diseases. In today's article we present the main diseases of the plants, to be able to detect them and fight them soon.
Infectious diseases of plants
Infectious or parasitic diseases are caused by various pathogens in the category of microorganisms and higher parasite plants. They can be classified into four categories, in relation to the pathogens that cause them:
1. Virosa – They are diseases of the plants caused by viruses.
2. Bacteriosis: they are diseases caused by bacteria.
3. Mycoze: they are diseases of the plants caused by mushrooms.
4. Antofitosis: they are diseases caused by parasitic anophytes.
The infectious diseases of plants are produced by living organisms, microscopic dimensions. They are part of different genres and are classified in: parasitic mushrooms, bacteria, viruses and worms.
Parasite mushrooms are pathogens responsible for the production of flour, brown blankets, silence and phenomenon of scratches. Attack all the species of outdoor plants. They spread through the spores, which extend through the wind or by direct contact from one plant to another.
The bacteria are responsible for the infections of the plants that produce bacterial rot and carcinoma. They are able to circulate between plants and parasitic a large number of plant species. The presence of bacteria quickly leads to the installation of the disease in the case of sensitive plants to their respective bacteria.
Viruses are pathogens with smaller dimensions. They reproduce genetically inside the plants, infesting the cells of the plant. Compromising the metabolism of the plant and are transported from one plant to another through insects that feed on plant material. They can be easily transmitted to other guest plants through specific works done to the harvest, such as grafting, multiplication or division.
Nematodes are a kind of limb with very small dimensions, which live in the soil or in a parasitic form on the roots of plants or animals. The cell walls of the plants are fed and feed on their cell content. The presence of organisms and their diet leads to the yellow of the plants and the slowdown of their development. They reach healthy guest plants through irrigation, from the presence in the ground where culture is located and through the animals that consume and release them through the excrements.
They were neinfecțioase
Non -infectious or physiological diseases are caused by various environmental factors, such as humidity, temperature, soil, environmental pollution, which cause disorders in physiological processes and morphology and the anatomy of plants. These diseases are not transmitted from one plant to another. In most cases these diseases can be easy worn out with agrotechnical protection methods and with appropriate gardening methods.
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