Page Banner

United States Department of Agriculture

Agricultural Research Service

Related Topics

Timothy Gabriel Porch (Tim)
Tropical Crops and Germplasm Research
Research Geneticist (Plants)

Phone: (787) 831-3435 ext. 254
Fax: (787) 831-3386
2200 P. A. CAMPOS AVE., SUITE 201
MAYAGUEZ, PR, 00680-5470

Projects
BREEDING LOCALLY-ADAPTED PULSE CROPS FOR ENHANCED YIELD AND SEED QUALITIES
General Cooperative Agreement (A)
  Accession Number: 422805
Genetic Enhancement of Common Bean Using Exotic Germplasm for Biotic and Abiotic Stress Tolerance
Appropriated (D)
  Accession Number: 425073
Pyramiding elemental traits to accelerate breeding of resilient, more productive beans for smallholder farmers
Reimbursable (R)
  Accession Number: 425870
Development and implementation of robust molecular markers and genetic improvement of common and tepary beans in Central America, Haiti and Tanzania
Reimbursable (R)
  Accession Number: 425908
Genetic Solutions for the Sustainable Intensification of Common Bean Production in Low-Input, Small-Holder Agricultural Systems
Reimbursable (R)
  Accession Number: 426046
Characterization of Angular Leaf Spot in Puerto Rico and the Evaluation of the Genetic Response in Common Bean
Specific Cooperative Agreement (S)
  Accession Number: 427178

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
QTL mapping for drought tolerance using a RIL population - (Research Notes)
Linares, A.M., Urrea, C.A., Porch Clay, T.G., Mamidi, S., Mcclean, P.E., Osorno, J.M. 2014. QTL mapping for drought tolerance using a RIL population. Bean Improvement Cooperative Annual Report. p. 37-38.
Association mapping analysis of the response to Macrophomina phaseolina in the Andean Diversity Panel - (Abstract Only) - (30-Apr-14)
Ureide accumulation and abiotic stress resistance in a population of common bean, tepary bean and interspecific hybrids - (Abstract Only) - (30-Apr-14)
Breeding Large-Seeded Andean Common Bean for Resistance to Common Bacterial Blight - (Peer Reviewed Journal) - (15-Apr-14)
Identification of QTL associated with resistance to leafhopper species Empoasca fabae and Empoasca kraemeri in common bean - (Peer Reviewed Journal)
Brisco, E.I., Porch Clay, T.G., Cregan, P.B., Kelly, J.D. 2014. Identification of QTL associated with resistance to leafhopper species Empoasca fabae and Empoasca kraemeri in common bean. Crop Science. doi:10.2135/cropsci2014.02.0159.
Release of ‘XRAV-40-4’ black bean (Phaseolus vulgaris L.) cultivar - (Peer Reviewed Journal)
beaver, J.S., Prophete, E.H., Rosas, J.C., Godoy-Lutz, G., Steadman, T.G., Porch Clay, T.G. 2014. Release of ‘XRAV-40-4’ black bean (Phaseolus vulgaris L.) cultivar. Journal of Agriculture of the University of Puerto Rico. 98:83-87.
Diversity for cooking time in Andean dry beans - (Proceedings)
Cichy, K.A., Wiesinger, J.A., Porch Clay, T.G., Miklas, P.N. 2014. Diversity for cooking time in Andean dry beans. Bean Improvement Cooperative Annual Report. 57: 25-26.
Resistance of common bean breeding lines to Phaeoisariopsis griseola isolates from Honduras - (Research Notes)
Rodriguez, I.J., Vargas, A., Rosas, J.C., Beaver, J.S., Porch Clay, T.G. 2014. Resistance of common bean breeding lines to Phaeoisariopsis griseola isolates from Honduras. Bean Improvement Cooperative Annual Report. p. 215-216.
Response of Andean and Mesoamerican common bean genotypes to inoculation with rhizobium strains. - (Research Notes)
Racancoj, A.J., Vargas, A., Rosas, J.C., Estevez De Jensen, C., Beaver, J.S., Porch Clay, T.G. 2014. Response of Andean and Mesoamerican common bean genotypes to inoculation with rhizobium strains. Bean Improvement Cooperative Annual Report. p. 245-246.
Development of tools for Macrophomina phaseolina evaluation and for genetic improvement of resistance in common bean - (Research Notes)
Porch Clay, T.G., Beaver, J.S., Colom, S., Estevez De Jensen, C. 2014. Development of tools for Macrophomina phaseolina evaluation and for genetic improvement of resistance in common bean. Bean Improvement Cooperative Proceedings. p. 189-190.
Evaluation of the tepary bean (Phaseolus acutifolius) CIAT germplasm collection for response to common bacterial blight and bean common mosaic necrosis virus - (Research Notes)
Vargas, A., Porch Clay, T.G., Beaver, J. 2014. Evaluation of the tepary bean (Phaseolus acutifolius) CIAT germplasm collection for response to common bacterial blight and bean common mosaic necrosis virus. Bean Improvement Cooperative Annual Report. p. 181-182.
Identification of soil-borne pathogens in a common bean root rot nursery in Isabela, Puerto Rico - (Peer Reviewed Journal)
Porch Clay, T.G., Valentin, S., Beaver, J. 2014. Identification of soil-borne pathogens in a common bean root rot nursery in Isabela, Puerto Rico. Journal of Agriculture of the University of Puerto Rico. 98:1-14.
Evaluation of virulence of different isolates of Macrophomina phaseolina in common bean (Phaseolus vulgaris) using two inoculation methods. - (Research Notes)
Estevez De Jensen, C., Vargas, A., Porch Clay, T.G., Beaver, J.S. 2014. Evaluation of virulence of different isolates of Macrophomina phaseolina in common bean (Phaseolus vulgaris) using two inoculation methods. Bean Improvement Cooperative Proceedings. p. 215-216.
Inheritance of high levels of resistance to common bacterial blight caused by Xanthomonas Axonopodis pv. Phaseoli in common bean (Phaseolus vulgaris L.) - (Research Notes)
Guachambala Cando, M., Beaver, J.S., Zapata, M., Porch Clay, T.G. 2014. Inheritance of high levels of resistance to common bacterial blight caused by Xanthomonas Axonopodis pv. Phaseoli in common bean (Phaseolus vulgaris L.). Bean Improvement Cooperative Annual Report. p. 179-180.
Genetics and mapping of the C1 gene for circumlineated pattern in common bean using AFLP and SNP-based bulk segregated analysis - (Peer Reviewed Journal)
Porch Clay, T.G., Aranda, L., Bassett, M., Lara, L., Cregan, P.B. 2014. Genetics and mapping of the C1 gene for circumlineated pattern in common bean using AFLP and SNP-based bulk segregated analysis. Journal of the American Society for Horticultural Science. 139(2):213-218.
Registration of PR0633-10 and PR0737-1 red mottled dry bean germplasm lines with resistance to BGYMB, BCMV, BCMNV, and common bacterial blight - (Peer Reviewed Journal)
Prophete, E., Demosthene, G., Godoy, L., Porch Clay, T.G., Beaver, J.S. 2014. Registration of PR0633-10 and PR0737-1 red mottled dry bean germplasm lines with resistance to BGYMB, BCMV, BCMNV, and common bacterial blight. Journal of Plant Registrations. 8:49-52.
Registration of a small-red dry bean germplasm, TARS-LFR1, with multiple disease resistance and superior performance in low nitrogen soils - (Peer Reviewed Journal)
Porch Clay, T.G., Beaver, J.S., Abawi, G.A., Jensen, C.E., Smith, J.R. 2014. Registration of a small-red dry bean germplasm, TARS-LFR1, with multiple disease resistance and superior performance in low nitrogen soils. Journal of Plant Registrations. 8:177-182.
Use of wild relatives and closely-related species to adapt common bean to climate change - (Peer Reviewed Journal)
Porch Clay, T.G., Beaver, J.S., Debouck, D.G., Jackson, S., Kelly, J.D., Dempewolf, H. 2013. Use of wild relatives and closely-related species to adapt common bean to climate change. Agronomy. 3:433-461.
Registration of tepary germplasm with multiple-stress tolerance, TARS-Tep 22 and TARS-Tep 32 - (Peer Reviewed Journal)
Porch Clay, T.G., Beaver, J.S., Brick, M.A. 2013. Registration of tepary germplasm with multiple-stress tolerance, TARS-Tep 22 and TARS-Tep 32. Journal of Plant Registrations. 7:358-364.
Heat Tolerance - (Book / Chapter)
Porch Clay, T.G., Hall,, A.E. 2013. Heat Tolerance. In: Genomics and Breeding for Climate-Resilient Crops. Vol. 2:167-202.
Root Traits and Nodulation of Recombinant Inbred Bean Lines from a ‘jamapa × Calima’ Population Inoculated with Two Strains of Rhizobium - (Research Notes)
Guachambala, M., Gonzalez, A., Estevez De Jensen, C., Beaver, J.S., Porch Clay, T.G. 2013. Root traits and nodulation of recombinant inbred bean lines from a Jamapa x Calima population inoculated with two strains of rhizobium. Bean Improvement Cooperative Annual Report. 56:75-76.
Multi-environment selection of small sieve snap beans reduces production constraints in East Africa and subtropical regions - (Peer Reviewed Journal)
Wasonga, C.J., Pastor Corrales, M.A., Porch Clay, T.G., Griffiths, P.D. 2012. Multi-environment selection of small sieve snap beans reduces production constraints in East Africa and subtropical regions. HortScience. 47:1000-1006.
Development of improved tepary bean (Phaseolus acutifolius A. Gray) Germplasm - (Research Notes)
Porch Clay, T.G., Beaver, J. 2012. Development of improved tepary bean (Phaseolus acutifolius A. Gray) Germplasm. Bean Improvement Cooperative Annual Report. 55:123-124.
Influence of leaf color in a dry bean mapping population on Empoasca sp. populations and host plant resistance. - (Research Notes)
Brisco, E.I., Porch Clay, T.G., Kelly, J.D. 2012. Influence of leaf color in a dry bean mapping population on Empoasca sp. populations and host plant resistance. Bean Improvement Cooperative Annual Report. 55:83-84.
Development of improved tepary germplasm - (Abstract Only)
Porch Clay, T.G., Beaver, J.S. 2012. Development of improved tepary germplasm. Bean Improvement Cooperative Meeting Abstracts. 55:123-124.
Strategies to Improve Adaptation of Common Bean to High Ambient Temperature - (Research Notes)
Porch Clay, T.G., Griffiths, P.D. 2012. Strategies to improve adaptation of common bean to high ambient temperature. Bean Improvement Cooperative Meeting Abstracts. 55:9-10.
Influence of leaf color in a dry bean mapping population on Empoasca sp. populations and host plant resistance - (Research Notes)
Brisco, E.I., Porch Clay, T.G., Kelly, J.D. 2012. Influence of leaf color in a dry bean mapping population on Empoasca sp. populations and host plant resistance. Bean Improvement Cooperative Meeting Abstracts. 55:83-84.
A mapping population for the evaluation of drought tolerance in dry beans - (Research Notes)
Linares, A.M., Osorno, J.M., Porch Clay, T.G., Urrea, C. 2012. A mapping population for severe drought tolerance in dry beans. Bean Improvement Cooperative Meeting Abstracts. 55:107-108.
Registration of PR0401-259 and PR0650-31 Dry Bean Germplasm Lines - (Peer Reviewed Journal)
Beaver, J., Zapata, M., Alameda, M., Porch Clay, T.G., Rosas, J.C. 2012. Registration of PR0401-259 and PR0650-31 Dry Bean Germplasm Lines. Crop Science. 6:81-84.
Release of ‘Beniquez’ White Bean (Phaseolus vulgaris L.) Cultivar - (Peer Reviewed Journal)
Beaver, J.S., Godoy Lutz, G., Steadman, J.R., Porch Clay, T.G. 2011. Release of ‘Beniquez’ White Bean (Phaseolus vulgaris L.) Cultivar. Journal of Agriculture of the University of Puerto Rico. 95:237-240.
Crop improvement in the era of climate change: an integrated, multi-disciplinary approach for common bean (Phaseolus vulgaris L.) - (Peer Reviewed Journal)
Mcclean, P.E., Burridge, J., Beebe, S., Rao, I.M., Porch Clay, T.G. 2011. Crop improvement in the era of climate change: an integrated, multi-disciplinary approach for common bean (Phaseolus vulgaris L.). Functional Plant Biology. 38:927-933.
Registration of TARS-MST1 and SB-DT1 multiple-stress tolerant black bean germplasm - (Peer Reviewed Journal)
Porch Clay, T.G., Urrea, C., Beaver, J., Valentin, S., Peña, P.A., Smith, J.R. 2011. Registration of TARS-MST1 and SB-DT1 multiple-stress tolerant black bean germplasm. Journal of Plant Registrations. 6(1):75-80.
Comparison of Choice Versus No-Choice Tests of a Dry Bean Ibl Population for Resistance to Potato Leafhopper - (Research Notes)
Brisco, E.I., Porch Clay, T.G., Kelly, J.D. 2011. Comparison of choice versus no-choice tests of a dry bean RIL population for resistance to potato leafhopper. Bean Improvement Cooperative Annual Report. 54:88-89.
Field and Greenhouse Evaluation of Bean Germplasm for Root Rot and Other Diseases in New York, 2010 - (Research Notes)
Abawai, G.S., Porch Clay, T.G., Kelly, J.D. 2011. Field and greenhouse evaluation of bean germplasm for root rot and other deseases in New York, 2010. Bean Improvement Cooperative Annual Report. 54:142-143.
Speed of nodulation of UMR 1899 and UMR 1597 in common bean breeding lines - (Research Notes)
Estevez De Jensen, C., Faria, O., Porch Clay, T.G., Beaver, J.S. 2011. Speed of nodulation of UMR 1899 and UMR 1597 in common bean breeding lines. Bean Improvement Cooperative Annual Report. 54:168-169.
Genotypic differences in water use efficiency of common bean under drought stress - (Peer Reviewed Journal)
Ramirez-Builes, V.H., Porch Clay, T.G., Harmsen, E.W. 2011. Evaluation of the efficiency of water use in common bean under drought and non-stress conditions in the greenhouse and field. Agronomy Journal. 103:1206-1215.
Dominant gene for common bean resistance to common bacterial blight caused by Xanthomonas axonopodis pv. phaseoli - (Peer Reviewed Journal)
Zapata, M., Beaver, J.S., Porch Clay, T.G. 2011. Dominant gene for common bean resistance to common bacterial blight caused by Xanthomonas axonopodis pv. phaseoli. Euphytica. 179:373-382.
Targeting gene combinations for broad spectrum rust resistance in heat tolerant snap beans developed for tropical environments Reprint Icon - (Peer Reviewed Journal)
Pastor Corrales, M.A., Wasonga, C.J., Porch Clay, T.G., Griffiths, P.D. 2010. Targeting gene combinations for broad spectrum rust resistance in heat tolerant snap beans developed for tropical environments. Journal of the American Society for Horticultural Science. 135(6):521-532.
Crop Water Stress Index and Yield Components for Common Bean (Phaseolus vulgaris L.) Genotypes in Greenhouse and Field Environments - (Proceedings)
Ramirez-Builes, V.H., Harmsen, E.W., Porch Clay, T.G. 2008. Crop Water Stress Index and Yield Components for Common Bean (Phaseolus vulgaris L.) Genotypes in Greenhouse and Field Environments. Caribbean Food Crops Society Proceedings. 44(2):279.
Tars-Ht1 and Tars-Ht2 Heat-Tolerant Dry Bean Germplasm - (Peer Reviewed Journal)
Porch Clay, T.G., Smith, J.R., Beaver, J.S., Griffiths, P.D., Canaday, C. 2010. Registration of TARS-HT1 and TARS-HT2 heat tolerant dry bean germplasm lines. HortScience. 45:1278-1280.
Guidelines for Common Bean QTL Nomenclature - (Research Notes)
Miklas, P.N., Porch Clay, T.G. 2010. Guidelines for Common Bean QTL Nomenclature. Annual Report of the Bean Improvement Cooperative 53:202-204.
Phenotypic evaluation of a dry bean RIL population for resistance to potato leafhopper. - (Research Notes)
Brisco, E.I., Porch Clay, T.G., Kelly, J.D. 2010. Phenotypic evaluation of a dry bean mapping population for resistance to potato leafhopper. Annual Report of the Bean Improvement Cooperative. 53:84-85.
Phenotypic Evaluation of a Subset of the Phaseolus Vulgaris Core Collections,the P. Acutifolius Germplasm Collection, and Cultivars for Drought Tolerance in Nebraska and Puerto Rico - (Research Notes)
Urrea, C., Porch Clay, T.G. 2010. Phenotypic evaluation of a subset of the Phaseolus vulgaris core collection, the P. acutifolius germplasm collection and cultivars for drought tolerance in Nebraska and Puerto Rico. Annual Report of the Bean Improvement Cooperative. 53:164-165.
Evaluation of Snap Bean Genotypes Combining Rust Resistance and Heat Tolerance Traits in East Africa - (Research Notes)
Wasonga, C.J., Pastor Corrales, M.A., Porch Clay, T.G., Griffiths, P. 2010. Evaluation of Snap Bean Genotypes Combining Rust Resistance and Heat Tolerance Traits in East Africa. Annual Report of the Bean Improvement Cooperative 53:62-63.
Transformation of common bean: The state of the art - (Abstract Only) - (03-Nov-09)
Registration of 'Badillo' Light Red Kidney Bean - (Peer Reviewed Journal)
Beaver, J.S., Porch Clay, T.G., Zapata, M. 2010. Registration of 'Badillo' Light Red Kidney Bean. Journal of Plant Registrations. 4:1-4.
Testing the model for a dominant resistance gene expresed on leaves of Phaseolus vulgaris F2 (0313-58 X Rosada Nativa) to the common bacterial blight pathogen, Xanthomonas axonopodis pv. Phaseoli - (Research Notes)
Zapata, M., Beaver, J., Porch, T.G. 2009. Testing the model for a dominant resistance gene expresed on leaves of Phaseolus vulgaris F2 (0313-58 X Rosada Nativa) to the common bacterial blight pathogen, Xanthomonas axonopodis pv. Phaseoli. Bean Improvement Cooperative Annual Report. 52:72-73.
Evaluation of common bean for drought tolerance in Juana Díaz, Puerto Rico - (Peer Reviewed Journal)
Porch, T.G., Ramirez, V.H., Santana, D., Harmsen, E.W. 2009. Evaluation of drought tolerance in common bean germplasm in Juana Díaz, Puerto Rico. Journal of Agronomy and Crop Science 195:328-334.
Phenotypic evaluation of a subset of the Phaseolus vulgaris core collections and the P. acutifolius germplasm collection, and advanced common bean lines for drought tolerance in Nebraska - (Research Notes)
Urrea, C.A., Porch, T.G. 2009. Phenotypic evaluation of a subset of the Phaseolus vulgaris core collections and the P. acutifolius germplasm collection, and advanced common bean lines for drought tolerance in Nebraska. Bean Improvement Cooperative Annual Report. 52:104-105.
Combining Rust Resistance and Heat Tolerance in Snap Beans - (Proceedings)
Griffiths, P.D., Pastor Corrales, M.A., Porch, T.G. 2008. Combining Rust Resistance and Heat Tolerance in Snap Beans. HortScience. 43(4):1151.
Generation of a mutant population for TILLING common bean genotype BAT 93. - (Peer Reviewed Journal)
Porch, T.G., Blair, M., Lariguet, P., Galeano, C., Pankhurst, C., Broughton, W.J. 2009. Generation of a mutant population for TILLING common bean genotype BAT 93. Journal of the American Society for Horticultural Science. 134:348-355.
Registration of 'verano' White Bean - (Peer Reviewed Journal)
Beaver, J.S., Porch, T.G., Zapata, M. 2008. Registration of 'verano' white bean. Journal of Plant Registrations. 2:187-189.
Estimation of actual evapotranspiration using measured and calculated values of bulk surface resistance - (Proceedings)
Harmsen, E., Ramirez-Builles, V.H., Porch, T.G. 2008. Estimation of actual evapotranspiration using measured and calculated values of bulk surface resistance. Proceedings of the ASCE World Environmental and Water Resources Congress Conference. 316:115. May 13-16, 2008, Honolulu, Hawaii.
Development of linear models for estimation of leaflet area in common bean (Phaseolus vulgaris L.) - (Peer Reviewed Journal)
Ramirez, V.H., Porch, T.G., Harmsen, E.W. 2008. Development of linear models for estimation of leaflet area in common bean (Phaseolus vulgaris L.). J. Agric. Univ. P.R. 92(3-4):171-182.
Mutagenesis of Bat 93 for Tilling in Common Bean - (Research Notes)
Porch, T.G., Blair, M., Lariguet, P., Broughton, W. 2008. Mutagenesis of bat 93 for tilling in common bean. Bean Improvement Cooperative Annual Report. 51:18-19.
Evapotranspiration and Water Use Efficiency for Common Bean Genotypes under Non-Stress and Drought Stress Conditions. - (Research Notes)
Ramirez, V.H., Porch, T.G., Harmsen, E.W. 2008. Evapotranspiration and water use efficiency for common bean genotypes under non-stress and drought stress conditions. Bean Improvement Cooperative Annual Report. 51:82-83.
Standard nomenclature for common bean chromosomes and linkage groups - (Research Notes)
Pedrosa-Harand, A., Porch, T.G., Gepts, P. 2008. Standard nomenclature for common bean chromosomes and linkage groups. Bean Improvement Cooperative Annual Report. 51:106-107.
EMS mutagenesis of BAT 93 for TILLING - (Proceedings)
Porch, T.G., Lariguet, P., Blair, M., Broughton, W. 2007. EMS mutagenesis of BAT 93 for TILLING. Proceedings of Phaseomics V:16. May 23-26, 2007, Varenna, Italy.
Induced mutants in common bean (Phaseolus vulgaris), and their potential use in nutrition quality breeding and gene discovery. - (Review Article)
Blair, M.W., Porch, T.G., Cichy, K.A., Galeano, C.H., Lariguet, P., Pankurst, C., Broughton, W. 2007. Induced mutants in common bean (Phaseolus vulgaris), and their potential use in nutrition quality breeding and gene discovery. Israel Journal of Plants Sciences 55:191-200.
Cost benefit analysis of the introduction of heat tolerant bean varieties in Atlántida, Honduras. - (Research Notes)
Porch, T.G., Bernsten, R., Rosas, J.C., Jahn, M. 2007. Cost benefit analysis of the introduction of heat tolerant bean varieties in Atlántida, Honduras.. Bean Improvement Cooperative Annual Report. 50:199-200.
Foliage, pod and internal seed infection of selected common bean lines when inoculated with two strains of Xanthomonas axonopodis pv. phaseoli - (Research Notes)
Zapata, M., Beaver, J., Porch, T.G. 2007. Foliage, pod and internal seed infection of selected common bean lines when inoculated with two strains of Xanthomonas axonopodis pv. phaseoli. Bean Improvement Cooperative Annual Report 50:117-118.
Climate Change and the Potential Economic Benefits of Heat Tolerant Bean Varieties for Farmers in Atlantida, Honduras - (Peer Reviewed Journal)
Porch, T.G., Bernsten, R., Rosas, J.C., Jahn, M. 2007. Climate change and the potential economic benefits of heat tolerant bean varieties for farmers in Atlantida, Honduras. Journal of Agriculture of the University of Puerto Rico. 91:133-148.
Genomics of Phaseolus Beans, a Major Source of Dietary Protein and Micronutrients in the Tropics - (Book / Chapter)
Gepts, P., Aragao, F.L., De Barros, E., Blair, M.W., Brondani, R., Broughton, W., Galasso, I., Hernandez, G., Kami, J., Lariguet, P., Mcclean, P., Melotto, M., Miklas, P.N., Pauls, P., Pedrosa-Harand, A., Porch, T.G., Sanchez, F., Sparvoli, F., Yu, K. 2008. Genomics of Phaseolus Beans, a Major Source of Dietary Protein and Micronutrients in the Tropics. In: Moore, P.H. and Ming, R. Genomics of Tropical Crop Plants. New York. Springer Press. Vol(1). p. 113-143.
Tilling Beans for Changes in Nodule and Seed Development - (Abstract Only)
Lariguet, P., Pankhurst, C.E., Porch, T.G., Boukli, N.M., Silue, S., Baudoin, J.P., Blair, M.W., Triplette, E.W., Noel, K.D., Broughton, W.J. 2006. Tilling beans for changes in nodule and seed development [abstract]. Proceedings of European Nitrogen Fixation Conference.
Evapotranspiration and Crop Coefficients for Two Genotypes of Common Bean (Phaseolus Vulgaris L.) with Variable Surface Resistance under Water-Limited and Non-Limited Conditions - (Abstract Only)
Ramirez, V.H., Harmsen, E.W., Porch, T.G. 2006. Evapotranspiration and crop coefficients for two genotypes of common bean (phaseolus vulgaris l.) with variable surface resistance under water-limited and non-limited conditions.
Application of Stress Indices for Heat Tolerance Screening of Common Bean - (Peer Reviewed Journal)
Porch, T. 2006. Application of stress indices for heat tolerance screening of common bean. Journal of Agronomy and Crop Science. 192:390-394.
Low-Cost Conversion of the Polaroid Md-4 Land Camera to a Digital Gel Documentation System - (Peer Reviewed Journal)
Porch, T.G., Erpelding, J.E. 2006. Low-cost conversion of the Polaroid MD-4 land camera to a digital gel documentation system. Journal of Biochemical and Biophysical Methods. 67:1-5.
Initial Aflp Tagging of the Gene (Ci) for Circumlineated Pattern - (Research Notes)
Luwbia, A., Porch, T.G., Bassett, M.J. 2006. Initial AFLP tagging of the gene (CI) for circumlineated pattern. Bean Improvement Cooperative Annual Report. 49:55-56.
Effects of Drought on Stomatal Resistance, Surface Resistance and Leaf Temperature in Four Genotypes of Common Bean (Phaseolus Vulgaris L.) under Greenhouse Conditions - (Abstract Only) - (29-Sep-05)
The Maize Viviparous10/viviparous13 Locus Encodes the Cnx1 Gene Required for Molybdenum Cofactor Biosynthesis - (Peer Reviewed Journal)
Porch, T.G., Tseung, C., Schmelz, E.A., Settles, M. 2006. The maize Viviparous 10/Viviparous 13 locus encodes the Cnx1 gene required for molybdenum cofactor biosynthesis. The Plant Journal. 45(2):250-263.
The Maize Viviparous15 Locus Encodes the Molybdopterin Synthase Small Subunit - (Peer Reviewed Journal)
Suzuki, M., Settles, M.A., Tseung, C., Li, Q., Latshaw, S., Wu, S., Porch, T., Schmelz, E.A., James, M.G., McCarty, D.R. 2006. The Maize viviparous 15 locus encodes the molybdopterin synthase small subunit. The Plant Journal 44(2):264-274.
Initial Aflp Tagging of the Gene (Cl) for Circumlineated Pattern - (Abstract Only)
Aranda, L., Porch, T.G., Bassett, M.J. 2005. Initial AFLP tagging of the gene (CL) for circumlineated pattern [abstract]. Bean Improvement Cooperative Meeting Abstracts.
Steady-State Transposon Mutagenesis in Inbred Maize - (Peer Reviewed Journal)
McCarty, D.R., Settles, M.A., Suzuki, M., Tan, .C., Latshaw, S., Porch, T.G., Robin, K., Gaier, J., Avigne, W., Lai, J., Messing, J., Koch, K.E., Hannah, C. 2005. Steady-state transposon, mutagenesis in inbred maize. The Plant Journal 44:52-61.
The Maize Viviparous13 Locus Encodes the Cnx1 Gene Required for Molybdenum Cofactor Biosynthesis - (Abstract Only)
Porch, T.G., Tseung, C., Schmelz, E.A., Settles, M. 2005. The maize viviparous13 locus encodes the cnx1 gene required for molybdenum cofactor biosynthesis [abstract]. Plant Cell Signaling Conference.
General combining ability effects for reproductive heat tolerance in snap bean - (Peer Reviewed Journal)
Porch, T.G., Dickson, M.H., Long, M.C., Viands, D.R., Jahn, M. 2004. GCA effects of reproductive heat tolerance in snap bean. Journal of Agriculture of the University of Puerto Rico. v. 88(3-4):161-164.
Tilling Beans for Changes in Nodule and Seed Development As Well As Tolerance to Aluminum - (Abstract Only)
Lariguet, P., Pankhurst, C.E., Porch, T.G., Silue S., Boukli, N.M., Ishitani, M., Rao, I.M., Beebe, S., Triplett, E.W. Baudoin, J.P., Blair, M.W., Broughton, W.J. 2004. Tilling beans for changes in nodule and seed development as well as tolerance to aluminum [abstract]. International Conference on Legume Genomics and Genetics.
Biochemical and Molecular Characterization of Maize Vp13 Mutants - (Abstract Only)
Tseung, C., Porch, T.G., McCarty, D.R., Settles, M. 2004. Biochemical and molecular characterization of maize vp13 mutants [abstract]. Maize Genetics Conference Abstracts.
Functional Genomics of Endosperm Development in Maize - (Abstract Only)
Settles, M., Hannah, C.L., Kock, K.E., Baier, J., Latshaw, S., Avigne, W., Tan Bao, C., Suzuki, M., Porch. T.G., Becraft, P., Larkins, B., Messing, J., McCarty, D.R., 2004. Functional Genomics of endosperm development in maize (abstract). Plant and Animal Genome Conference.
ARS News Articles
Last Modified: 12/21/2014
Footer Content Back to Top of Page