CAB Abstracts provides research information on agriculture and related applied life sciences, including Agriculture, Animal Health, Forestry, Human Health and Nutrition, and Natural Resources Management. Global Health from CABI is the definitive international public health database.

Web of Science (Core Collection) provides a single search across Arts & Humanities Citation Index, Science Citation Index, and Social Sciences Citation Index. Additional Web of Science databases are easily accessible.

AGRICOLA is a comprehensive index to journal articles, book chapters, theses and more in the field of agriculture. Disciplines covered include food & human nutrition, agricultural engineering & technology, earth & environmental sciences.

Google Scholar allows you to simultaneously search scholarly content across many disciplines, databases, and information sources. Results can include books, articles, chapters, conference proceedings, and more.
Tips on using Google Scholar are available here.