Contains bibliographic records from the U.S. Department of Agriculture's National Agricultural Library. Coverage dates back to 1970 and includes more than 4.8 million citations. The citations are comprised of journal articles, monographs, theses, patents, software, audiovisual materials, and technical reports related to agriculture.
CAB Abstracts, produced by CABI Publishing, covers the significant research and development literature in the applied life sciences, including agriculture, forestry, human nutrition, veterinary medicine and the environment. Coverage is from 1973 to present.
Search articles within Web of Science, but note that these databases transcend agriculture and you will find some overlap with what you retrieve via AGRICOLA and CAB Abstracts, which are focused on agriculture. One additional utility of Web of Science is its citation index, which allows you to cross-reference articles that have cited seminal works in animal and veterinary sciences.
May be useful for an interdisciplinary search in correlating economic impact. This American Economic Association database provides bibliographic coverage of a wide range of economics-related literature, both in economic theory and application.