Publications

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1985
G. L. Tylka, “The isolation, quantification, and possible integrated control of Cylindrocladium spp. from Mont Alto and Penn forest tree nursery soils”, California University of Pennsylvania, 1985.
1994
J. A. Browde, Pedigo, L. P., Owen, M. D. K., Tylka, G. L., and Levene, B. C., “Growth of soybean stressed by nematodes, herbicides, and simulated insect defoliation”, Agronomy Journal, vol. 86, no. 6, pp. 968-974, 1994.
G. A. Kraus, Johnston, B., Kongsjahju, A., and Tylka, G. L., “Synthesis and evaluation of compounds that affect soybean cyst nematode egg hatch”, Journal of Agricultural and Food Chemistry, vol. 42, no. 9, pp. 1839-1840, 1994.
1995
D. W. Dickson, Niblack, T. L., A JOHNSON, W. I. L. L. I. A. M., STARR, J. A. M. E. S. L., TODD, T. I. M. C., JOHNSON, C. H. A. R. L. E. S. S., THOMAS, S. T. E. V. E. H., and Tylka, G. L., “Society of Nematologists”, Hyattsville, Md, 1995.
1996
D. I. Shapiro, Tylka, G. L., and Lewis, L. C., “Effects of fertilizers on virulence of< i> Steinernema carpocapsae”, Applied Soil Ecology, vol. 3, no. 1, pp. 27-34, 1996.
G. P. Munkvold, Tylka, G. L., and Yang, X. B., Soybean: Disease-resistant Varieties for Iowa. Iowa State University, University Extension, 1996.
G. A. Kraus, Louw, S. J. Vander, Tylka, G. L., and Soh, D. H., “Synthesis and testing of compounds that inhibit soybean cyst nematode egg hatch”, Journal of Agricultural and Food Chemistry, vol. 44, no. 6, pp. 1548-1550, 1996.
1997
G. A. Kraus and Tylka, G. L., “Ketodiacid compounds that inhibit nematode egg hatching”. Google Patents, 1997.
1998
B. C. Levene, Owen, M. D. K., and Tylka, G. L., “Influence of herbicide application to soybeans on soybean cyst nematode egg hatching”, Journal of nematology, vol. 30, no. 3, p. 347, 1998.
B. C. Levene, Owen, M. D. K., and Tylka, G. L., “Response of soybean cyst nematodes and soybeans (Glycine max) to herbicides”, Weed science, pp. 264-270, 1998.
1999
G. L. Tylka and Flynn, P., Interpreting SCN soil sample results. Iowa State University, University Extension, 1999.
G. L. Tylka and Flynn, P., “Interpreting SCN soil sample results/; prepared by Gregory L. Tylka and Paula Flynn.”, IPM 61, 1999.
2001
J. R. Coats, Peterson, C. J., Tsao, R., Eggler, A. L., and Tylka, G. L., “Biopesticides related to natural sources”. Google Patents, 2001.
W. L. Gavassoni, Tylka, G. L., and Munkvold, G. P., “Relationships between tillage and spatial patterns of Heterodera glycines”, Phytopathology, vol. 91, no. 6, pp. 534-545, 2001.
2002
R. Xu, Chong, C. - S., Basart, J. P., Jr, F. W. Nutter2, Guan, J., Tylka, G. L., and Moreira, A. J. D., “Application of remote sensing to plant health and productivity determination”, Proceedings of SPIE, the International Society for Optical EngineeringProceedings of SPIE, the International Society for Optical Engineering, 2002.
R. N. Perry, Beane, J., Marett, C. C., and Tylka, G. L., “Comparison of the rate of embryogenic development of Globodera rostochiensis and G. pallida using flow cytometric analysis”, Nematology, vol. 4, no. 4, pp. 553-555, 2002.
G. L. Tylka, Gebhart, G. D., and Marett, C. C., “Evaluation of soybean varieties resistant to soybean cyst nematode in Iowa”, Iowa State University IPM Bulletin, vol. 52, 2002.
C. S. Chong, Basart, J. P., Jr, F. W. Nutter, Tylka, G. L., and Guan, J., “Use of remote sensing to determine plant health and productivity”, International Symposium on Optical Science and Technology. International Society for Optics and Photonics, pp. 484-493, 2002.
2003
J. R. Coats, Peterson, C. J., Tsao, R., Eggler, A. L., and Tylka, G. L., “Compounds related to natural sources and their use as biopesticides”. Google Patents, 2003.
G. L. Tylka, Gebhart, G. D., and Marett, C. C., “Northern Iowa Evaluation of Soybean Varieties Resistant to Soybean Cyst Nematode—2003”, 2003.
2004
G. L. Tylka, “Management of Nematode Diseases: Options”, in Encyclopedia of Plant and Crop Science, Taylor & Francis, 2004, pp. 684-688.
G. A. Kraus, Tylka, G. L., Van der Louw, S., and Choudhury, P. K., “Management of the soybean cyst nematode by using a biorational strategy”, ACS symposium series, vol. 887, pp. 161-172, 2004.
T. L. Niblack, Tylka, G. L., and Riggs, R. D., “Nematode pathogens of soybean”, Soybeans: improvement, production, and uses, no. soybeansimprove, pp. 821-851, 2004.
2005
M. D. K. Owen, Soh, D. H., Tylka, G. L., and Leon, R. G., “Absence of Interactive Responses of Early Soybean (Glycine max) Growth to Soybean Cyst Nematode (Heterodera glycines), Postemergence Herbicides, and Soil pH and Texture”, Weed technology, vol. 19, no. 4, p. 3, 2005.
R. G. Leon, Owen, M. D. K., Soh, D. H., and Tylka, G. L., “Absence of Interactive Responses of Early Soybean (Glycine max) Growth to Soybean Cyst Nematode (Heterodera glycines), Postemergence Herbicides, and Soil pH and Texture 1”, Weed technology, vol. 19, no. 4, pp. 847-854, 2005.
G. L. Tylka, Gebhart, G. D., and Marett, C. C., “Evaluation of Soybean Varieties Resistant to Soybean Cyst Nematode in Southeast Iowa in 2005”, 2005.
R. N. Wisner and Tylka, G. L., “Soybean Rust and the Food Processing Industry”, 2005.
G. L. Tylka and Wisner, R. N., “Soybean rust and the food processing industry”, Food technology, vol. 59, no. 6, 2005.
2006
V. A. da Costa, PEDERSEN, P. A. L. L. E., and Tylka, G. L., “Can Aldicarb be used to Manage SCN in Iowa?”, 2006.
V. Lawson, Tylka, G. L., Marett, C. C., and Gebhart, G. D., “Soybean cyst nematode resistant soybean trial”, 2006.
M. E. O’Neal, Avendaño, F., Tylka, G. L., Niblack, T., Gray, M., and Heeren, J., “Toward integrated management of the soybean cyst nematode and soybean aphid.”, The 2006 ESA Annual Meeting, December 10-13, 2006, 2006.
2007
A. Robertson and Tylka, G. L., “Building the" Rust Fast Track System" for Identifying Asian Soybean Rust in Iowa”, Journal of Extension, vol. 45, no. 3, 2007.
V. Lawson, Tylka, G. L., Marett, C. C., and Gebhart, G. D., “SCN-Resistant Soybean Variety Trial”, 2007.
N. Rogovska, Blackmer, A. M., and Tylka, G. L., “Use of Remote Sensing to Study the Effects of Soil pH and Carbonate Content on Soybean Cyst Nematode Population Densities and Soybean Yield.”, 2007.
2008
G. L. Tylka and Marett, C. C., “Comparing Yields and Nematode Control of Soybean Varieties with Different Sources of SCN Resistance in Strip Trials”, 2008.
D. V. Charlson, Harkins, K. R., and Tylka, G. L., “Relationship between juvenile hatching and acridine orange fluorescence of Heterodera glycines eggs”, Nematology, vol. 10, no. 5, pp. 603-610, 2008.
G. L. Tylka, “Soybean cyst nematode management field guide”, 2008.
2009
G. L. Tylka and Marett, C. C., “Comparing Yields of Soybean Varieties with Different Sources of SCN Resistance in Strip Trials”, 2009.
M. Studham, MacIntosh, G. C., Avendaño, F., Soh, D., and Tylka, G. L., “The soybean resistance gene Rag1 does not protect against soybean cyst and root-knot nematodes”, Plant Health Progress, no. April, 2009.
T. Niblack, Tylka, G. L., Arelli, P., Bond, J., Diers, B., Donald, P., Faghihi, J., Ferris, V. R., Gallo, K., and Heinz, R. D., “A standard greenhouse method for assessing soybean cyst nematode resistance in soybean: SCE08 (Standardized Cyst Evaluation 2008)”, Plant Health Progress doi, vol. 10, 2009.
2010
G. L. Tylka, Gebhart, G. D., Marett, C. C., and Mullaney, M. P., Evaluation of Soybean Varieties Resistant to Soybean Cyst Nematode in Iowa--2008. Iowa State University University Extension, 2010.
2011
G. L. Tylka, “A 10-Year Summary of Testing for Nematodes that Feed on Corn in Iowa”, 2011.
G. L. Tylka, “Comparing Nematode Management Products on Corn in Strip Trials”, 2011.
G. L. Tylka, Da Silva, M. Batista, R Saeugling, A., and Marlay, S., “Effects of Nematode-Protectant Seed Treatments on Corn Yields and Nematode Population Densities”, 2011.
G. L. Tylka, Gebhart, G. D., Marett, C. C., and Mullaney, M. P., “Evaluation of Soybean Varieties Resistant to Soybean Cyst Nematode”, 2011.
G. L. Tylka, “Fall Time to Sample for SCN—But Not for Nematodes That Feed on Corn”, 2011.
G. L. Tylka, “Know Your Choices: Hundreds of SCN-resistant Soybean Varieties For Iowa”, 2011.
2012
G. L. Tylka, “2012 Season is Not a Good One to “Roll the Dice” with SCN”, 2012.
M. T. McCarville, Kanobe, C., O'Neal, M. E., MacIntosh, G. C., and Tylka, G. L., “Effects of an insect–nematode–fungus pest complex on grain yield and composition of specialty low linolenic acid soybean”, Crop Protection, vol. 42, pp. 210-216, 2012.
G. L. Tylka, Da Silva, M. Batista, and Pecinovsky, K. T., “Effects of Seed Treatments and a Soil-applied Nematicide on Corn Yields and Nematode Population Densities”, 2012.

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