科学与环境

American beech trees may carry genetic resistance to deadly leaf disease

来源: Phys.org - latest science and technology news stories · 发布于

American beech trees may carry genetic resistance to deadly leaf disease
来源: Phys.org - latest science and technology news stories

A study led by scientists at the Holden Arboretum has found evidence that beech leaf disease (BLD) symptom development is genetically controlled, providing the first evidence that some American beech trees may have genetic resistance. This finding supports further investigation a

A study led by scientists at the Holden Arboretum has found evidence that beech leaf disease (BLD) symptom development is genetically controlled, providing the first evidence that some American beech trees may have genetic resistance. This finding supports further investigation and development of breeding populations for BLD resistance. Nearly a third of beech trees near BLD's epicenter in northeastern Ohio, the majority of which were smaller trees, have died since the disease was discovered in 2012.

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Marine biologists discover new plankton off Oregon coast
科学与环境

Marine biologists discover new plankton off Oregon coast

Nearly every morning when she was a doctoral student in the College of Arts and Sciences (CAS), Nicole Nakata, Ph.D. '23 (biology), would cross the street from the Oregon Institute of Marine Biology (OIMB) in Charleston, Ore., to the high-tide line of the Pacific Ocean. Her job w

Phys.org - latest science and technology news stories ·

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科学与环境

Sharks can hear nearly 250 feet away and pinpoint the source

Wild blacktip sharks can detect low-frequency sounds from nearly 250 feet away, according to experiments conducted off the Florida coast. The sharks not only heard the sounds but sharply changed direction away from them, suggesting they could pinpoint where they were coming from.

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