- 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 scientific name of an organism, composed of two names, the first designating the genus and second the specific epithet, together making the species name.
Industry:Plants
The theory, now known to be invalid, that plants, animals and microorganisms arose suddenly from non-living materials under certain environmental conditions.
Industry:Plants
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.
Industry:Plants
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. )
Industry:Plants
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.
Industry:Plants
A primary air pollutant produced in industrial processes and coal burning that causes interveinal necrosis on broadleaf plants and tip necrosis on conifers.
Industry:Plants
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. )
Industry:Plants
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. )
Industry:Plants
Tissue found beneath the upper epidermis of leaves, composed of elongate, tubular cells arranged upright in the manner of posts in a palisade fortification.
Industry:Plants
A submicroscopic,intracellular, obligate parasite consisting of a core of infectious nucleic acid (either RNA or DNA) usually surrounded by a protein coat.
Industry:Plants
