Search results
Results from the WOW.Com Content Network
1885; Experimental proof that bacteria can cause plant diseases: Erwinia amylovora and fire blight of apple [1] 1886–1898; Recognition of plant viral diseases: Tobacco mosaic virus [1] 1889; Introduction of hot water treatment of seed for disease control by J. L. Jensen [1]
Leaf variegation with white spots may serve as camouflage in forest understory plants, where there is a dappled background; leaf mottling is correlated with closed habitats. Disruptive camouflage would have a clear evolutionary advantage in plants: they would tend to escape from being eaten by herbivores. Another possibility is that some plants ...
List of African violet diseases; List of foliage plant diseases (Agavaceae) List of alfalfa diseases; List of almond diseases; List of anemone diseases; List of apple diseases; List of apricot diseases; List of foliage plant diseases (Araceae) List of foliage plant diseases (Arecaceae) List of foliage plant diseases (Araliaceae) List of foliage ...
Plant diseases are diseases in plants caused by pathogens (infectious organisms) and environmental conditions (physiological factors). [1] Organisms that cause infectious disease include fungi , oomycetes , bacteria , viruses , viroids , virus -like organisms, phytoplasmas , protozoa , nematodes and parasitic plants . [ 2 ]
Plant disease triangle. Epidemiology is the study of factors affecting the outbreak and spread of infectious diseases. [11] A disease triangle describes the basic factors required for plant diseases. These are the host plant, the pathogen, and the environment. Any one of these can be modified to control a disease. [12]
For diseases of foliage plants, see the following lists: List of Croton diseases; List of Ficus diseases; List of foliage plant diseases (Acanthaceae)
F. List of Ficus diseases; List of flax diseases; List of foliage plant diseases; List of foliage plant diseases (Acanthaceae) List of foliage plant diseases (Agavaceae)
Plants can show many signs or physical evidence of fungal, viral or bacterial infections. This can range from rusts or molds to not showing anything at all when a pathogen invades the plant (occurs in some viral diseases in plants). [9] Symptoms which are visible effects of diseases on the plant consist of changes in color, shape or function. [9]