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Greek -ῖτις (-îtis) fem. form of -ίτης (-ítēs), pertaining to, because it was used with the feminine noun νόσος (nósos, disease), thus -îtis nósos, disease of the, disease pertaining to tonsillitis-ium: structure, tissue Latin -ium, aggregation or mass of (such as tissue) pericardium
1. as a name misapplied by gardeners. 2. as an invalid name derived from horticultural writings of confused authorship. husk. Protective outer covering of certain seeds, for example, the leafy outer covering of an ear of maize (corn), the leathery covering of the walnut, or the spiky covering of the chestnut.
Plant disease. 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]
Diplocarpon rosae. Diplocarpon rosae is a fungus that creates the rose black spot disease. [ 1] Because it was observed by people of various countries around the same time (around 1830), the nomenclature for the fungus varied with about 25 different names. The asexual stage is now known to be Marssonina rosae, while the sexual and most common ...
The plant is poisonous, containing cardiostimulant compounds such as adonidin and aconitic acid. [38] Aesculus hippocastanum: horse-chestnut, buckeye, conker tree Sapindaceae: All parts of the raw plant are poisonous due to saponins and glycosides such as aesculin, causing nausea, muscle twitches, and sometimes paralysis. [39] Agave spp.
Fungal diseases. Alternaria leaf blight [ 1] Alternaria triticina. Anthracnose. Glomerella graminicola ( anamorph Colletotrichum graminicola) Ascochyta leaf spot. Ascochyta tritici. Aureobasidium decay. Microdochium bolleyi.
List of cacao diseases. List of foliage plant diseases (Cactaceae) List of caneberries diseases. List of canola diseases. List of carnation diseases. List of carrot diseases. List of cassava diseases. List of cattleya diseases. List of chickpea diseases.
Phytopathology is the study of plant diseases. It is a multi-disciplinary science since prerequisites for disease development are the presence of a susceptible host species, a pathogen and the appropriate environmental conditions. This is known as the disease triangle. Because of this interaction, the terminology used in phytopathology often ...