- 行业: Plants
- Number of terms: 21554
- Number of blossaries: 0
- Company Profile:
The American Phytopathological Society (APS) is a nonprofit professional, scientific organization dedicated to the study and control of plant diseases.
Primary root that grows vertically downward and from which smaller lateral roots branch.
Industry:Plants
Specialized conidia-bearing structure, e.g. acervulus, pycnidium, sporodochium, synnema.
Industry:Plants
The theory that infectious or contagious diseases are caused by microorganisms (germs) .
Industry:Plants
A protective layer of ozone in the upper atmosphere that reduces ultraviolet radiation.
Industry:Plants
Dense hyphal mass of ectomycorrhizal fungus enclosing the short feeder roots of plants.
Industry:Plants
Indication of disease by reaction of the host, e.g. canker, leaf spot, wilt (see sign. )
Industry:Plants
Indication of disease from direct observation of a pathogen or its parts (see symptom. )
Industry:Plants
One of a group of green pigments found in chloroplasts and important in photosynthesis.
Industry:Plants
One of a group of green pigments found in chloroplasts and important in photosynthesis.
Industry:Plants
Weather conditions on a small scale, e.g. at the surface of the plant or within a crop.
Industry:Plants
