News tagged with english walnut

Beetle, fungus deliver one-two punch to black walnut trees

(PhysOrg.com) -- A newly discovered disease, caused by a previously undescribed fungus hitchhiking on a tiny native bark beetle, is infecting and killing hundreds of black walnut trees in California and seven ...

Biology / Ecology

Jul 09, 2009 | 5 / 5 (2) | 0