Mindblown: a blog about philosophy.

  • Ooze

    A substance that has a thick, sticky texture can be forced out through a small opening present in a structure of a living plant such as stoma, lenticel, hydathode, wound, and so on.  

  • Numerical threshold of infection

    The minimum number of propagules of a parasite required for infection of an organism to take place under favourable conditions (E. Gaiimann, Principles of plant infection, 1950, London, Crosby Lockwood). The term implies that some minimum number of propagules must be present before infection occurs; however, some parasites have an NTI of 1, e.g. Botrytis…

  • Non-virulent

    A modified form of a pathogenic microorganism that is unable to elicit a severe pathological response in its host is known as “attenuated”. This term is favored over “avirulent” due to its ability to avoid any verbal confusion with the virulent form of the pathogen.  

  • Non-specific toxin

    A substance produced by an organism that can cause toxic effects in a variety of different organisms is known as a metabolic toxin. These toxins are generally non-specific in terms of both their effects and the range of organisms they can affect. One example of an established toxin is fusaric acid, also known as n-butylpicolinic…

  • Non pathogen

    An organism of minuscule proportion that does not possess the capability to instigate an ailment in a plant. It is imperative to note that the designation cannot be employed interchangeably with saprophyte since both terms pertain to distinct characteristics of the aforementioned being.  

  • Nomenclature of viruses:

    The act of delineating or labeling symptoms is an action that is markedly distinct from assigning a moniker to the disease itself. Although illnesses are commonly identified based on their primary symptomatic indicators, such as discoloration, decay, or withering, the label of a symptom should not insinuate any corollary causal agent or underlying processes related…

  • Nomenclature of symptoms

    The act of delineating or labeling symptoms is an action that is markedly distinct from assigning a moniker to the disease itself. Although illnesses are commonly identified based on their primary symptomatic indicators, such as discoloration, decay, or withering, the label of a symptom should not insinuate any corollary causal agent or underlying processes related…

  • Botanical code

    Which is used depends on taxonomic judgement. In such cases the plant pathologist has no obligation, other than taxonomic conviction, to adopt the new name. It is usually good practice to take a conservative attitude to taxonomic name changes and to delay making a change in nomenclatural usage until it has become clear that the…

  • Nomenclature of organisms

    The taxonomic monikers assigned to extant (and extinct) beings are genuinely cosmopolitan labels and the traditions controlling their shape, publication, culling and implementation are regulated by universal systems of nomenclature. Names of plant pathogens are subject to four independent worldwide regulations. The scientific appellations of vegetation (including mycota) are directed by the International Code of…

  • Nomenclature of diseases caused by viruses

    Viral illnesses are commonly denoted by a moniker that corresponds to a distinguishing indication and the prevailing designation of the primary host species in which the infection was initially identified. As an illustration, the nomenclature “tobacco mosaic” is employed to label a specific disease caused by a virus.  

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