3 Terms
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Plant pathology
The scientific study of plant diseases, their treatment and prevention.
Industry: Plants
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Plant pathology
theory of spontaneous generation
Plants; Plant pathology
The theory, now known to be invalid, that plants, animals and microorganisms arose suddenly from non-living materials under certain environmental conditions.
white rot of wood
Plants; Plant pathology
Type of wood decay resulting from enzymatic action of fungi; it degrades all components of wood, including lignin, leaving the wood light-colored and spongy.
codon
Plants; Plant pathology
A particular sequence of three nucleotides in a nucleic acid that codes for a specific amino acid or termination of a polypeptide chain (see triplet codon. )
alternative host
Plants; Plant pathology
A plant other than the main host that a parasite can colonize; alternative hosts are not required for completion of the developmental cycle of the parasite.
sulfur dioxide (SO2)
Plants; Plant pathology
A primary air pollutant produced in industrial processes and coal burning that causes interveinal necrosis on broadleaf plants and tip necrosis on conifers.
juvenile
Plants; Plant pathology
An immature form that appears similar to but usually smaller than the adult and is not sexually mature (e.g. insects with gradual metamorphosis, nematodes. )
springwood
Plants; Plant pathology
Early part of the yearly xylem growth ring in woody plants consisting typically of cells that are larger than those formed later in the season (summerwood. )
