Open Access. Powered by Scholars. Published by Universities.®
Articles 91 - 92 of 92
Full-Text Articles in Education
G73-12 Iris Borer Control, David L. Keith, Frederick P. Baxendale
G73-12 Iris Borer Control, David L. Keith, Frederick P. Baxendale
University of Nebraska-Lincoln Extension: Historical Materials
Scouting, prevention and control of the iris borer.
This insect is the most serious insect pest of iris in Nebraska and is found virtually everywhere in the state. Damage is characterized by dark, streaked, or watery areas and ragged edges on the developing leaves of iris in May and June and extensive destruction of the insides of the rhizomes in July and early August. Examination late in summer will reveal a large white to pinkish caterpillar from 1 1/2 to 2 inches long in the rhizome, usually accompanied by a foul-smelling soft rot.
Rb25-207 The Spindle-Tuber Disease: One Cause Of "Run-Out" Seed Potatoes, H.O. Werner
Rb25-207 The Spindle-Tuber Disease: One Cause Of "Run-Out" Seed Potatoes, H.O. Werner
University of Nebraska-Lincoln Extension: Historical Materials
The spindle-tuber disease is one of the most prevalent potato diseases occurring in all parts of Nebraska. It has been found in all varieties tested. It does much damage to the potato crop, in that it reduces the yield and injures the market quality of the potatoes.
This 1925 publication discusses the spindler-tuber disease also known as "running-out" or degeneracy of seed potatoes; the distribution of the disease; effect upon yield and quality; symptoms of the different potato varieties; transmission of the disease and experiments; rate of increase of the disease; dry land versus irrigation in western Nebraska; straw mulching …