North Central Regional Plant Introduction Station, Ames, Iowa : People & Places

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Van Roekel, John (Bill)

Widrlechner, Mark

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Charles C. Block

Plant Pathologist

Publications

2008 Update: The USDA Sunflower Collection at the North Central Regional Plant Introduction Station, Ames, Iowa, USA - (Proceedings/Symposium)

Marek, L., Block, C.C., Gardner, C.A. 2008. 2008 update: The USDA sunflower collection at the North Central Regional Plant Introduction Station, Ames, Iowa, USA. In: Proceedings of the 17th International Sunflower Conference, June 8-12, 2008, Cordoba, Spain. p. 735-740.

Greenhouse evaluation of wild sunflower species for resistance to Sclerotinia wilt - (Abstract)

Block, C.C., Gulya Jr, T.J., Marek, L.F. 2007. Greenhouse evaluation of wild sunflower species for resistance to Sclerotinia wilt [abstract]. American Phytopathological Society Annual Meeting. 97:S11.

Molecular characterization of Stenocarpella maydis based on nuclear ribosomal Internal Transcribed Spacer regions between the 18S and 28S nuclear rRNA gene sequences - (Abstract)

Fessehaie, A., Block, C.C., Shepherd, L.M., Misra, M.K. 2007. Molecular characterization of Stenocarpella maydis based on nuclear ribosomal Internal Transcribed Spacer regions between the 18S and 28S nuclear rRNA gene sequences [abstract]. American Phytopathological Society Annual Meeting. 97:S35.

Quantitative TaqMan real-time PCR assay for Stenocarpella maydis, the causal agent of Diplodia ear and stalk rot of maize - (Abstract)

Fessehaie, A., Block, C.C., Shepherd, L.M., Misra, M.K. 2007. Quantitative TaqMan real-time PCR assay for Stenocarpella maydis, the causal agent of Diplodia ear and stalk rot of maize [abstract]. American Phytopathological Society Annual Meeting. 97:S35.

Duplex TaqMan real-time PCR assay for quantitative detection of Pantoea stewartii subsp. stewartii and Stenocarpella maydis - (Abstract)

Fessehaie, A., Block, C.C., Shepherd, L.M., Misra, M.K. 2007. Duplex TaqMan real-time PCR assay for quantitative detection of Pantoea stewartii subsp. stewartii and Stenocarpella maydis [abstract]. American Phytopathological Society Annual Meeting. 97:S35.

Evaluation of LNA, MGB and non-modified DNA probes to improve the detection limit of TaqMan real-time PCR assay for Pantoea stewartii subsp. stewartii - (Abstract)

Fessehaie, A., Block, C.C., Shepherd, L.M., Misra, M.K. 2007. Evaluation of LNA, MGB and non-modified DNA probes to improve the detection limit of TaqMan real-time PCR assay for Pantoea stewartii subsp. stewartii [abstract]. American Phytopathological Society Annual Meeting. 97:S35.

Evaluation of Wild Helianthus Species for Resistance to Sclerotinia Stalk Rot - (Abstract)

Block, C.C., Gulya Jr, T.J., Marek, L.F. 2007. Evaluation of Wild Helianthus Species for Resistance to Sclerotinia Stalk Rot [abstract]. Proceedings of the International Sclerotinia Workshop.

REAL-TIME PCR ASSAY DEVELOPMENT FOR MULTIPLE MAIZE PATHOGENS - (Abstract)

Block, C.C., Fessehaie, A., Shepherd, L., Misra, M. 2006. Real-time PCR assay development for multiple maize pathogens [abstract]. American Seed Trade Association Conference Proceedings.

OPTIMIZATION OF BLOTTER TEST PROTOCOL FOR BLACKLEG DETECTION IN BRASSICA SEED - (Abstract)

Shepherd, L.M., Block, C.C. 2006. Optimization of blotter test protocol for blackleg detection in brassica seed [abstract]. American Phytopathological Society Annual Meeting. 96:S107.

A DIAGNOSTIC REAL-TIME TAQMAN PCR ASSAY FOR THE DETECTION OF PANTOEA STEWARTII SUBSP. STEWARTII IN CORN SEED - (Abstract)

Fessehaie, A., Shepherd, L.M., Block, C.C. 2006. A Diagnostic Real-Time Taqman PCR Assay for the Detection of Pantoea Stewartii Subsp. Stewartii in Corn Seed [abstract]. American Phytopathological Society Annual Meeting. 96:S35.

QUANTIFYING THE FEEDING PERIODS REQUIRED BY CORN FLEA BEETLES TO ACQUIRE AND TRANSMIT PANTOEA STEWARTII - (Peer Reviewed Journal)

Menelas, B., Block, C.C., Esker, P.D., Nutter, F.W. 2006. Quantifying the Feeding Periods Required by Corn Flea Beetles to Acquire and Transmit Pantoea Stewartii. Plant Disease. 90:319-324

EVALUATION OF WILD HELIANTHUS ANNUUS FOR RESISTANCE TO SEPTORIA LEAF BLIGHT. - (Proceedings/Symposium)

Block, C.C. 2005. Evaluation of wild helianthus annuus for resistance to septoria leaf blight. Proceedings Sunflower Research Workshop. Available: http://www.sunflowernsa.com/research/research-workshop/documents/Block_Septoria_05.PDF

200X. NOTICE OF RELEASE OF TWO MULTIPLE DISEASE-RESISTANT SUNFLOWER GERMPLASMS, SAM-1 AND SAM-2. - (Germplasm Release)

Block, C.C. 2004. 200x. Notice of release of two multiple disease-resistant sunflower germplasms, sam-1 and sam-2. Germplasm Release.

POWDERY MILDEW RESISTANCE IN THE U.S. NATIONAL PLANT GERMPLASM SYSTEM CUCUMBER COLLECTION - (Peer Reviewed Journal)

Block, C.C., Reitsma, K.R. 2005. Powdery mildew resistance in the U.S. National Plant Germplasm System cucumber collection. Hortscience. 40:416-420.

THE SUNFLOWER COLLECTION AT THE NORTH CENTRAL REGIONAL PLANT INTRODUCTION STATION. - (Proceedings/Symposium)

Marek, L.F., Larsen, I.D., Block, C.C., Gardner, C.A. 2004. The sunflower collection at the North Central Regional Plant Introduction Station. Sunflower International Conference Proceedings. p. 761-765.

DEVELOPMENT OF WILD HELIANTHUS ANNUUS POPULATIONS WITH MULTIPLE DISEASE RESISTANCE - (Abstract)

Block, C.C. 2004. Development of wild helianthus annuus populations with multiple disease resistance. American Phytopathological Society. 94:S8.

A LOGNORMAL DISTRIBUTION OF PHYTOPATHOGENIC BACTERIA IN CORN, COWPEA, TOMATO AND WATERMELON SEEDS. - (Abstract)

Walcott, R.R., Sanders, F.H., Block, C.C. 2004. A lognormal distribution of phytopathogenic bacteria in corn, cowpea, tomato and watermelon seeds. American Phytopathological Society. 94:S34.

ABILITY OF AN ELISA-BASED SEED HEALTH TEST TO DETECT ERWINIA STEWARTII IN MAIZE SEED TREATED WITH FUNGICIDES AND INSECTICIDES - (Peer Reviewed Journal)

Pataky, J.K., Block, C.C., Michener, P.M., Shepherd, L.M., Mcgee, D.C., White, D.G. 2004. Ability of an elisa-based seed health test to detect erwinia stewartii in maize seed treated with fungicides and insecticides. Plant Disease. 92:S56

ABILITY OF AN ELISA-BASED SEED HEALTH TEST TO DETECT ERWINIA STEWARTII IN MAIZE SEED TREATED WITH FUNGICIDES AND INSECTICIDES - (Abstract)

Michener, P.M., Pataky, J.K., Block, C.C., Shepherd, L.M., Mcgee, D.C. 2002. Ability of an elisa-based seed health test to detect erwinia stewartii in maize seed treated with fungicides and insecticides [abstract]. Phytopathology. 92:S56

PYTHIUM STEM CANKER ON GRAIN AMARANTH - (Abstract)

Block, C.C., Van Roekel, J.W., Robertson, L. 2002. Pythium stem canker on grain amaranth. American Phytopathological Society Annual Meeting. 92:S8

PYTHIUM STEM CANKER ON GRAIN AMARANTH - (Abstract)

Block, C.C., Van Roekel, J.W., Robertson, L. 2002. Pythium stem canker on grain amaranth [abstract]. Phytopathology. 92:S8

ABILITY OF AN ELISA-BASED SEED HEALTH TEST TO DETECT ERWINIA STEWARTII IN MAIZE SEED TREATED WITH FUNGICIDES AND INSECTICIDES - (Abstract)

Michener, P.M., Pataky, J.K., Block, C.C., Shepherd, L.M., Mcgee, D.C. 2002. Ability of an ELISA-based seed health test to detect Erwinia stewartii in maize seed treated with fungicides and insecticides [abstract]. Phytopathology. 92:S56

Last Modified: 10/26/2008

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