Researchers in Michigan Aim to Grow Stronger Apple Trees — VOA Learning English
Topics: наука й природа
Beginning
Researchers in the U.S. state of Michigan are looking for ways to help apple trees survive bad weather. To do this, one researcher plans to use a late bloomer.
The late blooming tree is a native Michigan apple tree known by the scientific name Malus coronaria. To fight freezing temperatures, the tree blooms two or three weeks later than trees that produce cultivated varieties of apples like Honeycrisp or Red Delicious.
“That doesn’t sound like a lot, but almost always that’s enough for the flowers to escape the killing spring frost,” said Steve van Nocker. He is a professor and plant geneticist at Michigan State University.
Van Nocker wants to identify the genes responsible for the Malus…
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