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Purdue University News

Purdue study suggests biological mechanism behind release of scent compounds from plants

Purdue University said Aug. 4 that research suggests active biological mechanisms transport scent and taste compounds known as volatiles from plant cells to the atmosphere. The finding could help researchers boost plant health and defenses, develop new ways to manage pests, engineer smells and flavors and control the timing and release of volatiles. Read More »

Botanists: Farmers should not hesitate killing tall ragweed

Purdue University botanists, in the latest Pest and Crop newsletter, urged farmers who find tall ragweed in their crops to apply herbicide before an infestation could become unmanageable. In the article, authors Bill Johnson, a professor of botany and plant pathology, and Travis Legleiter, a weed science program specialist, said post-emergent pesticides should be applied when ragweed grows to be approximately four to six inches in height. Read More »