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Plant bugs--Miridae, the largest family of the Heteroptera, or true bugs--are globally important pests of crops such as alfalfa, apple, cocoa, cotton, sorghum, and tea. Some also are predators of crop pests and have been used successfully in biological control. Certain omnivorous plant bugs have been considered both harmful pests and beneficial natural enemies of pests on the same crop, depending on environmental conditions or the perspective of an observer.As high-yielding varieties that lack pest resistance are planted, mirids are likely to become even more important crop pests. They also threaten crops as insecticide resistance in the family increases, and as the spread of transgenic crop...
Two certificates, each appointing Wheeler Notary Public, in San Francisco and San Mateo Counties, respectively; a document issued by the Secretary's Office of Minnesota Territory in St. Paul, containing a copy of the law pertaining to Wheeler's appointment as Commissioner for acknowledgement of deeds; and a deed for a lot in San Francisco, sold by Washington Tams to William H. Clark and Alfred Wheeler.
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Includes various departmental reports and reports of commissions. Cf. Gregory. Serial publications of foreign governments, 1815-1931.
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A consolidated index to biographical sketches in current and retrospective biographical dictionaries.