brown stem rot

brown stem rot

[¦brau̇n ′stem ‚rät]
(plant pathology)
A fungus disease of soybeans caused by Cephalosporium gregatum in which there is brownish internal stem rot followed by discoloration and withering of leaves.
References in periodicals archive ?
The seed also features packages with defensive traits for tolerance to frogeye leaf spot, Sudden Death Syndrome, southern stem canker, Phytophthora root rot, southern root-knot nematode, iron chlorosis, chloride sensitivity, Sclerotinia white mold, brown stem rot and soybean cyst nematode.
Washington, Sep 21 (ANI): Many soybean fields in Indiana show sudden death syndrome and brown stem rot even at the time when the crop is ready to be harvested, says a Purdue University crop disease expert.
These traits protect the plants' yield from harmful pests such as soybean cyst nematode, Phytophthora root rot, brown stem rot, Chinese soybean aphid and frogeye leaf spot," Soper says.
Pioneer is the industry leader in developing marker-assisted selection processes to introduce key defensive traits to protect soybean yield from harmful pests such as soybean cyst nematode, Phytophthora root rot and brown stem rot.
This year, the firm has more soybean varieties that provide resistance to soybean cyst nematode and brown stem rot.
Pioneer has led the way in developing proprietary marker-assisted selection processes, most notably to introduce key defensive traits to protect soybean yield from harmful pests such as soybean cyst nematode, Phytophthora root rot, and brown stem rot.
In addition to soybean cyst nematode resistance, the company holds intellectual property rights for the marker-assisted selection process to select soybean varieties with brown stem rot resistance and other valuable traits.
Pioneer increased soybean yields in the past 10 years by focusing on traits that made the plants resistant to pests and diseases -- soybean cyst nematode, Phytophthora and brown stem rot -- that kept the varieties from yielding to their full potential.
These high-yielding varieties offer growers protection against yield-robbing pests such as soybean cyst nematode, Phytophthora root rot, sudden death syndrome and brown stem rot.
Early Group II Pioneer variety 92M01 offers excellent SCN resistance, solid brown stem rot (BSR) and Phytophthora field tolerance, and good SDS tolerance.
Specifically, MAS has had significant influence on developing varieties with enhanced disease and pest resistance/tolerance, including SCN, brown stem rot (BSR) and Phytophthora.
Scientists and soybean breeders are expected to use the material in their efforts to develop new soybean varieties aimed at resisting pests, diseases, and environmental stresses -- including yield-robbing disease like soybean cyst nematode, brown stem rot, stem canker, and phytophthora root rot.