Crop Watch

2007

Jackson, T. A., Wright, R., and Jasa, P.  Tips for No-tilling Corn on Corn:  Insect and Disease Management.  March 30, 2007.  Crop Watch. 

Beware of seedling diseases following recent rains.  May 11, 2007.  Crop Watch. 

Wegulo, S., Jackson, T., and Glewen, K.  Wheat disease update.  June 1, 2007.  Crop Watch.

More seedling diseases in corn following recent wet conditions.  June 8, 2007.  Crop Watch. 

Corn pathology update:  Smut, spots, rusts, and mimics.  July 13, 2007.  Crop Watch.

Results of Nebraska foliar fungicide trials on corn.  July 13, 2007.  Crop Watch.

Jackson, T. A., Ziems, A. and Rees, J.  Southern rust confirmed in southern Nebraska corn.  August 3, 2007.  Crop Watch.

Jackson, T. A., and Ziems, A.  Southern rust and gray leaf spot active in Nebraska corn.  August 10, 2007.  Crop Watch

Select corn seed for disease management.  October 12, 2007.  Crop Watch.

Plan harvest and storage to reduce damage from diseases.  September 7, 2007.  Crop Watch.

Jackson, T. A., and Ziems, A.  Recent storm damage could lead to late season and post-harvest corn diseases.  September 7, 2007.  Crop Watch.

Carlson, M., and Jackson, T. A.  Elevated aflatoxin concentrations in some southeast Nebraska corn.  September 28, 2007.  Crop Watch.

2006

Diplodia grain mold.  January 2006.  Crop Watch. 

Nebraska corn at higher risk for Stewart's wilt and flea beetle damage in 2006.  April 7, 2006

Beware of Pythium diseases following recent cool, wet weather.  May 5, 2006. 

Southern rust identified in some Nebraska corn fields.  July 28, 2006.

Potential impact of recent heat and drought stress on corn diseases and mycotoxins, August 11, 2006.

Jackson, T. A., and Harveson, R. M. 2006.  Goss's wilt and blight reported in western Nebraska.  August 11, 2006.

Southern rust may increase risk of stalk rots this year.  Sept. 8, 2006.

2005

Corn pathologist joins UNL faculty. Crop Watch, 05-5. April 8, 2005.

Conditions right for seedling diseases in corn and sorghum. Crop Watch, 05-09.  May 6, 2005.

Wheat condition mixed; diseases common. Drew Lyon, Gay Hein, John Watkins, Bob Harveson, Tamra Jackson, and Stephen Wegulo. Crop Watch, 05-13. June 10, 2005.

Corn nematodes tied to disease, crop losses. Crop Watch, 05-14.  June 17, 2005.

Tips for sampling for corn nematodes. Crop Watch, 05-15. June 24, 2005.

Identifying and managing corn nematodes common to Nebraska. Crop Watch, 05-16. July 1, 2005.

Eyespot identified in Nebraska corn fields. Crop Watch, 05-16. July 1, 2005.

Check corn fields for stalk rot; harvest affected fields first. Crop Watch, 05-22. September 30, 2005.

Grain mold and mycotoxin risk elevated this year. Crop Watch, 05-22. September 30, 2005.

Disease tolerance traits available in corn hybrids. Crop Watch, 05-24.  October 28, 2005.

Extension Publications

Jackson, T. A., Harveson, R. M., Vidaver, A. K.  2006.  Goss’s Wilt and Leaf Blight of Corn.  University of Nebraska-Lincoln Extension NebGuide G1675.

Jackson, T. A.  2006.  Rust Diseases of Corn in Nebraska.  University of Nebraska-Lincoln Extension NebGuide. G1680.

Jackson, T. A.  2006.  Collecting Samples for Corn Nematode Analysis.  University of Nebraska-Lincoln Extension NebGuide G1651.

Harveson, R. M., and Jackson, T. A.  2006.  Goss' wilt and leaf blight of corn-reappearance of an old disease in the Central High Plains.  Scottsbluff Star Herald, October 2006.

Research Publications

Jackson, T. A., Harveson, R. M., Counsell, J. G., Goings, K. A., and Miller, D. W.  2007.  Plant parasitic nematode genera in Nebraska corn fields.  Journal of Nematology  39:76. (abstract).

Jackson, T. A., Harveson, R. M., and Vidaver, A. K.  2007. Reemergence of Goss's Wilt and Blight of Corn to the Central High Plains.  Plant Health Progress. doi:10.1094/PHP-2007-0919-01-BR.

Gao, X., Jackson, T. A., Hartman, G. L., and Niblack, T. L.  2006. Interactions between the Soybean Cyst Nematode and Fusarium solani f. sp. glycines Based on Greenhouse Factorial Experiments.  Phytopathology  96:1409-1415.

Jackson, T. A., G. S. Smith, and T. L. Niblack.  2005.  Heterodera glycines infectivity and egg viability following nonhost crops and during overwintering.  Journal of Nematology 37:259-264. 

Effects of Headline fungicide applied by chemigation on gray leaf spot in Nebraska, 2005.  Fungicide and Nematicide Tests.  APS Press.

Evaluation of foliar fungicides on gray leaf spot of corn in Nebraska, 2005.  Fungicide and Nematicide Tests.  APS Press.

Gao, X., T. A. Jackson, K. N. Lambert, S. Li, G. L. Hartman, and T. L. Niblack.  2004.  Detection and quantification of Fusarium solani f. sp. glycines in soybean roots with real-time quantitative polymerase chain reaction. Plant Disease  88:1372-1380.

Jackson, T. A., Kirkpatrick, T. L., and Rupe, J. C.  2004.  Races of Phytophthora sojae in Arkansas soybean fields and their effects on commonly grown soybean cultivars.  Plant Disease 88:345-351