Good for its mix of popular, news and scholarly articles. You have to exercise your critical evaluation skills to help determine what's what. (Do NOT rely solely on their limit to peer-reviewed feature--it is not reliable.)
Database of the National Agricultural Library. Covers journal articles, books, and more, in all aspects of agriculture and forestry, including agroecology, botany, entomology/pest control, irrigation, labor issues, etc.
Usegeneral terms, as opposed to the more specific terms used for searching for articles. E.g., if you
want books about genetically modified plants' effects on pollinators, you will find more by looking just for genetically modified plants and environmental.
UO WorldCat searches for articles, and many other formats besides books. To limit to books, click on 'book' under format on the left side.
You may get better results if you do a Subject Heading search for a broad term. To do a search by Subject, go to Advanced Search. You also can click on the subject heading links at the bottom of the full record display for a book that you like, to get more like it. For instance, the subject heading for genetically modified plants is "transgenic plants".
Short Video: How to read a scientific journal article
Although this is about a scientific article, a lot of the principles apply to any scholarly journal article, especially if it involves empirical research.
= You must be on campus, or an authorized UO user if off campus, to access)
Encyclopedia of Earth
This free, web encyclopedia is based on a Wikipedia-like model,
but articles are contributed by people with expertise in the fields they
are writing about and are reviewed by a board of expert editors. It
has content on food and agriculture, environmental design, water resources, and much
more.
This
4-volume encyclopedia covers basic issues and can provide you some good background information.
Compare the above reference sources with: Wikipedia
Do the articles have identified authors? Are the authors' credentials and affiliations available? Do the articles have references or bibliographies? If so, are there differences in the kinds of references given?
Wikipedia is a very handy, free Internet source, but it is not necessarily reliable. For a humorous demonstration of this phenomenon, watch this excerpt of the Colbert Report. (This is a bit dated now, as changes have been made to Wikipedia since this was aired, but it's still worth watching.)
For your in-class exercise (click on the pdf link on the left):
Article #1 Article #2
Websites -- if you have time, compare the following, looking for information about the author or sponsor of the website, bias, commercial interest (if any), scholarly qualities (if any): Website #1 Website #2 Website #3
This web page contains a wealth of information on evaluating information sources both in print and on the Web: Critical Evaluation of Information Sources
If the above page is TOO much information for you, check out:
The Good, the Bad, and the Ugly: or, Why It's a Good Idea to Evaluate Web Sources (Susan E. Beck, New Mexico State University)
Still my favorite site on web evaluation for its brevity and clarity -- see 'Criteria' section.
To determine whether a particular periodical (magazine, journal) is scholarly (peer-reviewed, refereed) or popular, see these pages: