Do some research on your own. There are some great websites out there that offer ample opportunity for searching for scientific information.
This is a great place to start. Perhaps the only place where both searching and access to abstracts of scientific literature is available for free.
This Web site that allows the user to search scientific literature for free.
Scirus is the most comprehensive science-specific search engine on the internet.
Not the best, but this Web site allows the user to research agricultural and biological abstracts from peer-reviewed journals, academic books, technical reports, bulletins, and conference proceedings. They offer a quick text search of their databases, as well as a 24-hour free trial of all their services.