Sunlight filtered through the overstory of a thick Pennsylvania forest and a few rays fell upon the long, serrated leaves of the American chestnut trees down below. The higher Mike Manes ...

The pathogen that killed off the American chestnut arrived before 1900, carried on Japanese chestnut saplings imported for ...

Several decades later, we are seeking government approval to begin distributing the first blight-tolerant transgenic American chestnut. These trees were produced by inserting a gene called oxalate ...

You’ve probably heard of chestnut trees. And depending on where you live, it’s possible you’ve even driven down a Chestnut Street in your hometown. But have you ever seen a healthy American ...

From left to right, the trees are a blight-susceptible wild-type American chestnut (C. dentata) called Ellis 1, a blight-resistant Chinese chestnut (C. mollissima) tree called 'Qing,' and two ...

Now, scientists are using a combination of techniques to develop blight-resistant trees from this remaining population. The American Chestnut Foundation recognizes you can’t improve what you can ...

Research conduced in 2014 was taking genes from wheat, Asian chestnuts, grapes, peppers and other plants and inserting them into American chestnut trees. William Powell of S.U.N.Y.–ESF and scores of ...

CHARLESTON, W.Va. (WOWK) — American chestnut trees once covered the state of West Virginia, providing essential materials and feeding its residents, but in the early 20th century, they were ...

Manager Hans Johsens said the Santa Cruz Mountains provide ideal growing conditions for American-hybrid and Japanese chestnut trees — the coastal fog and rain help sustain the trees, the air ...

Now, scientists are using a combination of techniques to develop blight-resistant trees from this remaining population. The American Chestnut Foundation recognizes you can’t improve what you can ...