Tamra Jackson-Ziems, Extension Specialist and Professor, joined the faculty of the Department of Plant Pathology at the University of Nebraska-Lincoln (UNL) in April 2005 after completing her graduate degrees at the University of Arkansas and University of Illinois-Urbana. Her appointment is split between extension, research, and teaching 80/10/10%, respectively, with statewide responsibility for diseases of corn and grain sorghum. Her extension activities encompass educating clientele about disease identification, prevention, and management. And her research projects encompass a broad range of topics, including bacterial leaf streak, Goss’s bacterial wilt and blight, use of fungicides for disease control, and plant parasitic nematodes of corn. During her time at UNL, she has delivered more than 180 invited presentations in 16 states and is the 2016 recipient of both the Nebraska Cooperative Extension Association’s Award for Outstanding Creative Programming (for an individual) and the Nebraska Ag Business Association’s Education and Research Person of 2016 Award.
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Faculty Bio
Twitter: @tjcksn
YouTube: Corn Disease Videos at UNL CropWatch
Website: Corn Disease section of CropWatch Plant Disease Management
Managing Soybean Cyst Nematode Starts Now
March 17, 2021
Preparing for the annual battle against soybean cyst nematode? Extension experts weigh in on your strategy options and offer tips on how to start winning the war.
Managing Diseases Starts NOW with Seed Selection
November 19, 2020
Now is the perfect time to think about how you can minimize diseases next growing season. Planting disease-resistant hybrids and varieties may be a more economical way to manage certain diseases, reduce disease severity and reduce dependence on pesticides.
Check Stalk Quality of Corn Going into Harvest
September 16, 2020
Poor stalk quality can cause stalk lodging and breakage, leading to harvest difficulties. This could cause yield loss and create issues of volunteer corn for next year's crops due to ears lost from lodged corn.
While You’re Waiting, Collect a Sample for SCN Analysis
September 16, 2020
Time spent waiting in a grain cart or truck on the edges of fields while the combine fills may feel like wasted time and lead to frustration. Why not make the most of that time by using it to collect soil samples for soybean cyst nematode (and other) analyses?
Soybean Diseases Developing in Nebraska
September 4, 2020
Patches of yellowing or dying soybeans have been observed and are a cause of concern across many areas of Nebraska. Some of these areas are due to several diseases described here, but other conditions may impact the development of these spots.
#NField Observations and Chats – New Program Series From Nebraska Extension
August 14, 2020
We are expanding the N Field Observations & introducing “N Field Chat” sessions starting this Tuesday August 18 at 7 pm. N Field Chat is a live question & answer session on-line with experts from Nebraska Extension including both specialists & educators from throughout the state.
Crop Diseases Spreading and Increasing
August 6, 2020
Southern rust continues to spread across eastern Nebraska. To date, southern rust has been reported in 45 Nebraska counties. Gray Leaf Spot, Bacterial Leaf Streak and Frogeye Leaf Spot are increasing as well.
Considerations for Foliar Fungicide Use in Corn
July 17, 2020
Fungicide use in corn has become increasingly popular for many farmers for a number of reasons. But, it becomes a more difficult decision when corn prices are low and some producers are looking for ways to reduce input costs when profit margins are narrow.