P. sojae is the primary species that causes Phytophthora root and stem rot in most areas, but another unidentified Phytophthora species has been found in the Midwest that can also kill soybeans.

Visual symptoms of soybean Phytophthora root rot Soft, tan-to-brown rotted plant tissue Water-soaked lesions on seedling stems and roots Yellowing and wilting of young seedling leaves Post ...

Several fungal seedling blights cause serious problems in soybeans. Diseases such as Pythium root rot and the seedling phase of Phytophthora root rot can outright kill seedlings.

Phytophthora stem and root rot results in approximately $50 million in annual losses for Canadian soybean production and is especially devastating because it can attack soybean plants at all ...

SCN females on soybean plant. (Photo courtesy MU senior research specialist Jeff Barizon.) Phytophthora root and stem rot was substantial in areas along U.S. Highway 36 and north in 2023.

Ayos, one of the companies getting set to do work in the new Grand Farm, says it wants to “unleash the power of natural resistance” against phytophthora root rot — a major disease of soybeans.

Rekow notes that in trials in especially heavy Fargo clays in Durbin, N.D., some competing varieties that were hit with phytophthora root rot in 2008 and took 40 to 60 percent hits on stands ...

Phytophthora root and stem rot is one of the most yield-limiting diseases of soybeans, caused by a water-mold type of fungus, Phytophthora sojae.

Price said while black root rot is a minor problem statewide in Louisiana, some soybean fields have lost 5 to 10 percent of their plants.

ANSWER: This is almost certainly Phytophthora root rot, a disease that attacks the roots. As the roots are killed, the top is deprived of water and turns brown, often a section at a time.

The culprit: Phytophthora root rot, a water mold that, once in the soil, makes it unfit for production. Pollard has been growing Fraser fir in these western North Carolina mountains for nearly 40 ...