DNA tracking tool tips the scales for distinguishing invasive fish

ITHACA, N.Y. – Rather than conduct an aquatic roll call with nets to know which fish reside in a particular body of water, scientists can now use DNA fragments suspended in water to catalog invasive or native species. “We’ve sharpened the environmental DNA (eDNA) tool, so that if a river or a lake has threatened, […]

Three new alfalfa varieties combat beetles, leafhoppers, tricky soil

ITHACA, N.Y. – Dairy and other livestock farmers in the northern U.S. have three new alfalfa options this growing season – all pioneered by Cornell University researchers as a way to combat devastating pests, increase yields and improve forage quality. Developed by Donald Viands, a professor of plant breeding and genetics in the School of […]