Sentences with phrase «soybean cyst»

It took decades of painstaking work, but research geneticist Ram Singh managed to cross a popular soybean variety («Dwight» Glycine max) with a related wild perennial plant that grows like a weed in Australia, producing the first fertile soybean plants that are resistant to soybean rust, soybean cyst nematode and other pathogens of soy.

One species, Glycine tomentella, was of particular interest because it has genes for resistance to soybean rust and to soybean cyst nematode, he said.

Singh eventually settled on a Glycine tomentella plant known as PI 441001 for these experiments because the wild plant was immune to soybean rust and to soybean cyst nematode.

So far, the effort has yielded plants that are resistant to soybean rust, soybean cyst nematode or Phytophthora root rot.

In the last three years, Byamukama and graduate student Krishna Acharya have collected soil samples from 28 East River counties to determine which resistance gene sources are still effective against the predominant races of Heterodera glycine, or soybean cyst nematode, in South Dakota.

Soybean cyst nematode is the number one soybean pest worldwide, accounting for estimated annual losses of nearly $ 1.3 billion in the United States.

When it comes to the soybean cyst nematode, Byamukama said, «It's purely a management issue because we can not eradicate it.»

The new method has been tested in greenhouse trials to show that the more copies of the gene, the greater the resistance to soybean cyst nematode.

In addition, sudden death syndrome tends to be worse in fields that have high levels of soybean cyst nematode, according to Mathew and SDSU Extension plant pathologist Emmanuel Byamukama.

This increases the importance of testing soils for soybean cyst nematodes this spring.

The article, «Impact of soybean cyst nematode resistance on soybean yield,» is published in Crop Science.

Soybean cyst nematodes destroy crops.

Before farmers are even aware of the belowground infestation, the soybean cyst nematode silently begins to wreak havoc on soybean yield.

Not exact matches

A group of plant scientists, led by University of Missouri researchers, recently found one of the mechanisms cyst nematodes use to invade and drain life - sustaining nutrients from soybean plants.

We wanted to explore the pathways and mechanisms cyst nematodes use to commandeer soybean plants.»

Cyst nematodes jeopardize the healthy production of this critical global food source by «hijacking» the soybean plants» biology.

Rotating hemp with soybeans also leads to a dramatic reduction of cyst nematodes (a soy - decimating soil parasite with few cures) without any chemical input.