- 行业: Plants
- Number of terms: 21554
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The American Phytopathological Society (APS) is a nonprofit professional, scientific organization dedicated to the study and control of plant diseases.
The interaction of alleles of a gene that produces an intermediate phenotype, as in the production of pink flowers when red and white alleles are present in a heterozygous individual.
Industry:Plants
A technique used to amplify the number of copies of a specific region of DNA in order to produce enough of the DNA for use in various applications uch as identification and cloning.
Industry:Plants
Microscope that uses a focused beam of electrons to produce a greatly enlarged image of minute objects, such as a virus, in the same way that light is used in a compound microscope.
Industry:Plants
The time between penetration of a host by a pathogen and the first appearance of disease symptoms; the time during which microorganisms inoculated onto a medium are allowed to grow.
Industry:Plants
A secondary air pollutant that is a highly reactive form of oxygen (O3) formed when the exhaust of automobiles and other internal combustion engines is in the presence of sunlight.
Industry:Plants
Gene in a pathogen that usually causes a hypersensitive reaction, is associated with active plant defense reactions in a resistant plant, and causes disease in a susceptible plant.
Industry:Plants
Symbiotic association between a nonpathogenic or weakly pathogenic fungus and the roots of plants with fungal hyphae between and external to root cells (see arbuscular mycorrhiza. )
Industry:Plants
A type of virus transmission in which the virus is acquired and transmitted by the vector after short feeding times, and is retained by the vector for only a short period of time.
Industry:Plants
A type of virus transmission in which the virus is acquired and transmitted by the vector after short feeding times, and is retained by the vector for only a short period of time.
Industry:Plants
A plant type within a species, resulting from deliberate manipulation, which has recognizable characteristics (color, shape of flowers, fruits, seeds, height and form. )
Industry:Plants
