Black-ring
a disease of grasses, characterized by black rings surrounding the stems and blighted seeds, caused by a fungus, Balansia strangulans.
Read Also:
- Babian-jiang
a river in S China, flowing SE to the Red River in N Vietnam. 500 miles (805 km) long.
- Black-rod
(in England) an official of the Order of the Garter and chief ceremonial usher of the House of Lords: so called from the rod carried as the symbol of office. a similar official in British colonial and Commonwealth legislatures. noun (in Britain) an officer of the House of Lords and of the Order of the […]
- Black-root-rot
any of several diseases of plants characterized by black or brown lesions on the root. a common disease of the apple caused by the fungus Xylaria mali. a disease of tobacco caused by the fungus Thielaviopsis basicola and characterized by retarded growth and wilting.
- Black-rot
any of several diseases of fruits and vegetables, characterized by black discoloration and decay of affected parts, caused by fungi, as Guignardia bidwellii, or bacteria, as Xanthomonas campestris. Historical Examples The Grapes of New York U. P. Hedrick Manual of American Grape-Growing U. P. Hedrick The Grapes of New York U. P. Hedrick Manual of […]
- Black-rudderfish
barrelfish. a blackish stromateid fish, Hyperoglyphe perciformis, inhabiting New England coastal waters.