OPERATOR and EFFECT	Example
AND narrows your results by saying all the search terms must be present in each result, although they do not necessarily have to be together.	crop AND yield
OR broadens your results by saying either search term is present in each result.	crop OR yield
NOT narrows your results by saying a search term must not be present in each result.	crop NOT yield
Quotation Marks narrow your results by saying the entire phrase must be present in each result.	"crop yield"
An asterisk is like a wild card. Any other element can be part of the search term, which means a result can include other forms of the word, like children for child*.	child*

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Recent Updates

Hydrothermal Carbonization: Upgrading Waste Biomass to Char

Jan 11, 2021
What is hydrothermal carbonization?
RHDV2: What Rabbit Owners Need to Know

Dec 21, 2020
Rabbit Hemorrhagic Disease (RHD) is a fatal disease caused by a calicivirus that affects only rabbits. USDA considers RHD a foreign animal disease and has recently detected the Rabbit Hemorrhagic Disease Virus Serotype 2 (RHDV2) in North America. RHDV2 is not known to pose health risks to humans, livestock, or pets other than rabbits. The first detected case of RHDV2 was in Washington state in February 2018. Ohio saw a case in September 2018 and again in Washington in July 2019.
Cedar-Apple Rust

Dec 18, 2020
Cedar-apple rust is a common plant disease caused by the fungal pathogen Gymnosporangium juniperi-virginianae. It infects members of the Rosaceae and Cupressaceae families, primarily apple, crabapple, eastern redcedar, and other juniper species. Cedar-apple rust is a widespread disease across the continental U.S. and is a common issue for apple producers due to the prevalence of redcedar and juniper as ornamental plants in landscapes.