Education Commons^™

Ec99-1877 Damping Off, Root Rots, And Vascular Disorders Of Soybean, Loren J. Giesler

University of Nebraska-Lincoln Extension: Historical Materials

Soybeans are grown on nearly 4 million acres in Nebraska and are threatened by several diseases, soil-borne fungal diseases being the most common (for growers in the Midwest). Early season damping off and root rots often are followed by premature death, which in many instances is attributed to fungal infections earlier in the growing season causing root and cortical rots and vascular disorders.

This extension circular discusses these diseases, their symptoms and control.

G99-1384 Gray Leaf Spot Of Corn, James Stack

University of Nebraska-Lincoln Extension: Historical Materials

All corn hybrids and inbreds are susceptible to gray leaf spot in varying degrees. This NebGuide discusses the symptoms, impacts and management of this disease.

Corn is grown throughout Nebraska on over 8 million acres of land; approximately 5 million acres are irrigated. The market is segmented into seed corn, field corn and specialty corns (e.g., high oil, high amylose and white corn). Field corn represents the largest portion of the acreage grown. To varying degrees, all corn hybrids and inbreds are susceptible to gray leaf spot disease.

Gray leaf spot is a significant disease worldwide. It has been present …

G99-1385 Common Stalk Rot Diseases Of Corn, James Stack

University of Nebraska-Lincoln Extension: Historical Materials

Corn stalk rot diseases occur every year in every field to some extent. This NebGuide discusses the symptoms, impacts and management of these diseases.

Corn is grown throughout Nebraska on over 8 million acres of land; approximately 5 million acres are irrigated. Seed corn, field corn and specialty corns (e.g., high oil, high amylose and white corn) comprise the three main corn production systems. Field corn is grown on the most acreage. Whether grown in an irrigated or dryland production system, all corn hybrids are susceptible to a variety of stalk rot diseases. These diseases occur every year in every …