The Invaders of Texas program is a successful citizen science program in which volunteers survey and monitor invasive plants throughout Texas. Invasive plants are being introduced at alarming rates, and our limited knowledge about their distribution is a major cause for concern. The Invaders of Texas program trains citizen scientists to detect the…

Discusses data acquisition systems for biologists, considering: (1) input; (2) output; (3) controllers; (4) software for data acquisition; and (5) programing languages. Also discusses several biochemical databases, including those storing data on protein sequences and on chemical structures in two-dimensional form (together with biological testing…

Discusses what to look for when considering the purchase of a microcomputer. Also discusses the basic features of word processing, spreadsheet, and database software. (JN)

Three computer-based scientific bibliographic retrieval systems were evaluated for cleanness (consistency and internal duplication), comprehensiveness, timeliness, and costs. The appropriateness of using one or more of these data bases was found to depend upon the objectives of the end-user. (MA)