Scientists crack origin of the Persian walnut

Prized worldwide for its high-quality wood and rich flavor of delicious nuts, the Persian walnut (Juglans regia) is an important economic crop. The Persian walnut is one of 22 species in the genus Juglans, which includes ...

Deciphering the walnut genome

California produces 99 percent of the walnuts grown in the United States. New research could provide a major boost to the state's growing $1.6 billion walnut industry by making it easier to breed walnut trees better equipped ...

A nutty idea—a little stress could be good for walnuts

When it comes to watering walnuts, most California growers believe you need to start early to keep trees healthy and productive throughout the long, hot summer. But according to striking results from a long-term experiment ...

Research team cracks the walnut genome

Scientists at UC Davis have for the first time sequenced the genome of a commercial walnut variety. The information should accelerate the rate of breeding and variety improvement in walnuts and help breeders select for desired ...

Ancient walnut forests linked to languages, trade routes

If Persian walnut trees could talk, they might tell of the numerous traders who moved along the Silk Roads' thousands of miles over thousands of years, carrying among their valuable merchandise the seeds that would turn into ...

What do walnuts smell like?

Why do some insects lay their eggs in some walnuts and not in others? The answer is to be found in the smell given off by these nuts when they are broken, and that is why it is important to differentiate between the aromas ...

Stenospermocarpic fruit linked to unmarketable black walnuts

Black walnut (Juglans nigra L.) is native to much of the eastern United States and is highly valued for its nuts and timber. Black walnut fruit generally reach most of their size by mid-August and mature by late September ...

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