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United States Department of Agriculture

Agricultural Research Service

Stephen J. Stringer

Research Geneticist (Plants)


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Improving yield and berry quality for zygomorphic blooms of blueberry: the role of the plant growth regulators, gibberellic acid and coconut oil - (Peer Reviewed Journal)
Sampson, B.J., Marshall-Shaw, D.A., Stringer, S.J., Sakhanokho, H.F., Werle, C.T., Spiers, J.M. 2014. Improving yield and berry quality for zygomorphic blooms of blueberry: the role of the plant growth regulators, gibberellic acid and coconut oil. Scientia Horticulturae. 173:1-14.
Pollen viability and storage temperature for Southern highbush and Rabbiteye blueberry breeding - (Proceedings)
Sakhanokho, H.F., Stringer, S.J., Blythe, E.K., Pounders Jr, C.T. 2013. Pollen viability and storage temperature for Southern highbush and Rabbiteye blueberry breeding. Southern Nursery Association Research Conference. 58:228-231.
"Pearl" southern highbush blueberry - (Peer Reviewed Journal)
Stringer, S.J., Draper, A., Spiers, J., Marshall, D.A., Smith, B.J. 2013. "Pearl" southern highbush blueberry. HortScience. 48:130-131.
Biology and efficacy of Aprostocetus (Eulophidae: hymenoptera) as a parasitoid of the blueberry gall midge complex: Dasineura oxycoccana Johnson and Prodiplosis vaccinii (Felt) (Diptera: cecidomyiidae) - (Peer Reviewed Journal)
Sampson, B.J., Roubos, C.R., Stringer, S.J., Marshall, D.A., Liburd, O.E. 2013. Biology and efficacy of Aprostocetus (Eulophidae: hymenoptera) as a parasitoid of the blueberry gall midge complex: Dasineura oxycoccana Johnson and Prodiplosis vaccinii (Felt) (Diptera: cecidomyiidae). Journal of Economic Entomology. 106:73-79.
Blueberry floral attributes that enhance the pollinations efficiency of an oligolectic bee, osmia ribifloris cockerell (megachilidae:apoidea) - (Peer Reviewed Journal)
Sampson, B.J., Stringer, S.J., Marshall, D.A. 2013. Blueberry floral attributes that enhance the pollinations efficiency of an oligolectic bee, osmia ribifloris cockerell (megachilidae:apoidea). HortScience. 48(2):136-142.
Spotted wing drosophila: a new invasive pest of Mississippi berries - (Trade Journal)
Sampson, B.J., Adamczyk Jr, J.J., Stafne, E., Stringer, S.J., Marshall, D.A. 2012. Spotted wing drosophila: a new invasive pest of Mississippi berries. Trade Journal Publication. 3:5-11.
A pruning method for enhancing yield of muscadine grape (Vitis rotundifolia, Michx.) cultivars in commercial and home vineyards - (Abstract Only) - (21-Feb-12)
Stilbene, ellagic acid, flavonol, and phenolic content of muscadine grape (Vitis rotundifolia) cultivars - (Peer Reviewed Journal)
Marshall, D.A., Stringer, S.J., Spiers, J.D. 2012. Stilbene, ellagic acid, flavonol, and phenolic content of muscadine grape (Vitis rotundifolia) cultivars. Pharmaceutical Crops. 3:69-77.
'Gupton' southern highbush blueberry - (Peer Reviewed Journal)
Stringer, S.J., Draper, A., Marshall, D.A., Spiers, J. 2012. 'Gupton' southern highbush blueberry. HortScience. 47(2):293-295.
Performance of persimmon (Diospyros kaki) culitvars in southern Mississippi - (Peer Reviewed Journal)
Marshall, D.A., Edwards Jr, N.C., Spiers, J.M., Stringer, S.J., Spiers, J.D. 2011. Performance of persimmon (Diospyros kaki) culitvars in southern Mississippi. International Journal of Fruit Science. 11:4.
Performance of persimmon (Diospyros kaki) cultivars in southern Mississippi - (Abstract Only)
Marshall, D.A., Edwards Jr, N.C., Spiers, J., Stringer, S.J. 2011. Performance of persimmon (Diospyros kaki) cultivars in southern Mississippi. American Society of Horticulture Science Meeting. 11:4, 386-392.
Eudora muscadine grape - (Peer Reviewed Journal)
Stringer, S.J., Marshall, D.A., Gray, D. 2011. Eudora muscadine grape. HortScience. 46(1)143-144.
'Pearl' Southern Highbush Blueberry - (Peer Reviewed Journal)
Stringer, S.J., Draper, A., Spiers, J.M. 2012. 'Pearl' Southern Highbush Blueberry. International Journal of Fruit Science. 12:1-3,246-248.
Pearl southern highbush blueberry - (Proceedings)
Stringer, S.J., Draper, A., Spiers, J.M., Marshall, D.A. 2012. Pearl southern highbush blueberry. Acta Horticulture Proceedings. 810:87-92.
Evaluation of the Antimicrobial Capacity and Active Compounds of Extracts from Different Sections of Various Muscadine Cultivars - (Abstract Only)
Chen, W., Kim, T., Marshall, D.A., Stringer, S.J., Matta, F., Silva, J. 2010. Evaluation of the Antimicrobial Capacity and Active Compounds of Extracts from Different Sections of Various Muscadine Cultivars. Mississippi Academy of Sciences Proceedings. Weiwei Chen1, Taejo Kim1, Donna Marshall2, Stephen Stringer2, Frank Matta1, Juan Silva1, 2010. Journal of the Mississippi Academy of Sciences. 55(1):38.
Prince Rabbiteye Blueberry - (Peer Reviewed Journal)
Stringer, S.J., Draper, A., Marshall, D.A., Spiers, J.M. 2010. Prince Rabbiteye Blueberry. HortScience. 45(1):144-145.
Evaluation of the Antimicrobial Capacity and Active Compounds of Extracts from Different Sections of Various Muscadine Cultivars - (Abstract Only)
Chen, W., Taejo, K., Silva, J., Marshall, D.A., Stringer, S.J. 2010. Evaluation of the Antimicrobial Capacity and Active Compounds of Extracts from Different Sections of Various Muscadine Cultivars. HortScience. 45:497.
Establishment and Maintenance of Blueberries - (Experiment Station)
Braswell, J., Stringer, S.J., Sampson, B.J., Ingrahm, D. 2009. Establishment and Maintenance of Blueberries. Extension Publications pgs 1-20.
Biology and Management Potential for Three Orchard Bee Species (Hymenoptera: megachilidae): Osmia Ribifloris Cockerell, O. Lignaria (say) and O. Chalybea Smith with Emphasis on the Former - (Peer Reviewed Journal)
Sampson, B.J., Cane, J.H., Stringer, S.J., Spiers, J.M., Kirker, G.T. 2009. Biology and Management Potential for Three Orchard Bee Species (Hymenoptera: megachilidae): Osmia Ribifloris Cockerell, O. Lignaria (say) and O. Chalybea Smith with Emphasis on the Former. Acta Horticulturae (ISHS) 810:549-556.
Notice to Nurserymen of the Naming and Release for Propagation of Prince, a New Rabbiteye Blueberry Cultivar - (Germplasm Release)
Stringer, S.J., Spiers, J.M., Marshall, D.A., Draper, A. 2008. Notice to Nurserymen of the Naming and Release for Propagation of Prince, a New Rabbiteye Blueberry Cultivar. Germplasm Release. United States Department of Agriculture, Agricultural Research Service, Washington, D.C. 20250.
Potential new blueberry cultivars for the Gulf Coast Region of the U.S - (Peer Reviewed Journal)
Stringer, S.J., Spiers, J.M., Draper, A., Marshall, D.A. 2009. Potential new blueberry cultivars for the Gulf Coast region of the U.S. Acta Horticulturae. 810:87-92.
Native Bees Effectively Pollinate New World Cucurbita (C. pepo and C. maxima): An Internet Collaboration - (Peer Reviewed Journal) - (01-Jun-08)
Potential new blueberry cultivars for the Gulf Coast region of the U.S. - (Abstract Only)
Stringer, S.J., Spiers, J.M., Draper, A.D., Marshall, D.A. 2009. Potential new blueberry cultivars for the Gulf Coast region of the U.S. Acta Horticulture Proceedings. 87-91.
Performance of Muscadine Grape Cultivars in South Mississippi - (Peer Reviewed Journal)
Stringer, S.J., Marshall, D.A., Sampson, B.J., Spiers, J.M. 2008. Performance of Muscadine Grape Cultivars in South Mississippi. HortTechnology 18:726-745.
Blueberry Splitting Tendencies as Predicted by Fruit Firmness - (Peer Reviewed Journal)
Marshall, D.A., Spiers, J.M., Stringer, S.J. 2008. Blueberry Splitting Tendencies as Predicted by Fruit Firmness. HortScience 43(2):567-570.
Laboratory Method to Estimate Incidence of Fruit Splitting in Cultivated Blueberry - (Peer Reviewed Journal)
Marshall, D.A., Spiers, J.M., Stringer, S.J., Curry, K.J. 2007. Laboratory method to estimate incidence of fruit splitting in cultivated blueberry. HortScience 42(7):1551-1553.2007.
Nutraceutical Compound Concentrations of Muscadine (Vitis rotundifolia Michx) Grape Cultivars and Breeding Lines - (Peer Reviewed Journal)
Stringer, S.J., Perkins Veazie, P.M., Marshall, D.A. Nutraceutical Compound Concentrations of Muscadine (Vitis rotundifolia Michx) Grape Cultivars and Breeding Lines. Acta Horticulturae 841:553-556. 2009.
Predicting Berry Splitting Indices in Rabbiteye and Southern Highbush Blueberries Using Fruit Firmness as an Indicator - (Abstract Only)
Marshall, D.A., Spiers, J.M., Stringer, S.J. 2007. Predicting Berry Splitting Indices in Rabbiteye and Southern Highbush Blueberries Using Fruit Firmness as an Indicator. HortScience 42(2):1020.
Prediciting Berry Splitting Indices in Rabbiteye and Southern Highbush Blueberries Using Fruit Firmness as an Indicator - (Abstract Only)
Marshall, D.A., Spiers, J.M., Stringer, S.J. 2007. Prediciting Berry Splitting Indices in Rabbiteye and Southern Highbush Blueberries Using Fruit Firmness as an Indicator. HortScience 42(4) p. 1020.
Notice to Nurserymen of the Naming and Release for Propagation of Eudora Muscadine Grape - (Germplasm Release)
Stringer, S.J., Spiers, J.M., Marshall, D.A., Gray, D. 2007. Notice to Nurserymen of the Naming and Release for Propagation of Eudora Muscadine Grape. Germplasm Release.
Blueberry Splitting Tendencies as Predicted by Fruit Firmness - (Abstract Only)
Marshall, D.A., Spiers, J.M., Stringer, S.J. 2007. Blueberry Splitting Tendencies as Effected by Fruit Firmness. HortScience. 42(3):443.
Recent and pending blueberry cultivar releases - (Proceedings)
Stringer, S.J., Spiers, J.M., Draper, A.D., Sampson, B.J., Marshall, D.A. 2006. Recent and pending blueberry cultivar releases. Blueberry Research Extension North American Workers Conference Proceedings. 190-191.
Recent USDA-ARS Blueberry Cultivar Releases - (Abstract Only)
Stringer, S.J., Spiers, J.M., Draper, A.D. 2006. Recent USDA-ARS blueberry cultivar releases. Proceedings American Society of Horticultural Sciences 2006. pp.190-191.
Propagating and Managing orcahrd Mason Bees, Osmia spp. (Hymenoptera: Megachildae) for Pollinating Cultivated Blueberry - (Proceedings)
Sampson, B., Cane, J.H., Marshall, D.A., Stringer, S.J., Spiers, J.M. 2006. Propagating and Managing orcahrd Mason Bees, Osmia spp. (Hymenoptera: Megachildae) for Pollinating Cultivated Blueberry. Blueberry Research Extension North American Workers Conference Proceedings pgs. 162-168.
Performance of Muscadine Grape (Vitis rotundifolia Michx) Cultivars in Mississippi - (Abstract Only)
Stringer, S.J., Marshall, D.A., Spiers, J.M., Sampson, B. 2006. Performance of Muscadine Grape (Vitis rotundifolia Michx) Cultivars in Mississippi. HortScience p. 1069.
Biology of Parasitoids (Hymenoptera) Attacking Dasineura oxycoccana and Prodiplosis vaccinii (Diptera: Cecidomyiidae) in Cultivated Blueberries - (Peer Reviewed Journal)
Sampson, B.J., Rinehart, T.A., Liburd, O.E., Stringer, S.J., Spiers, J.M. 2006. Biology of Parasitoids (Hymenoptera) Attacking Dasineura oxycoccana and Prodiplosis vaccinii (Diptera: Cecidomyiidae) in Cultivated Blueberries. Annals of the Entomological Society of America. 99(1):113-120.
Ecology of Endoparasitoids (Hymenoptera) Attacking Cranberry and Blueberry Tipworms Dasineura Oxycoccana Johnson and Prodiplosis Vaccinii (Diptera: Cecidomyiidae) - (Peer Reviewed Journal)
Sampson, B.J., Rinehart, T.A., Liburd, O.E., Stringer, S.J., Spiers, J.M. 2006. Ecology of endoparasitoids (hymenoptera) attacking cranberry and blueberry tipworms dasineura oxycoccana johnson and prodiplosis vaccinii (diptera: cecidomyiidae). Annals of the Entomological Society of America, Vol 99, No.1, pp 113-120.
'DeSoto' a New Semi-Dwarf Rabbiteye (V. asheii, Reade) Blueberry - (Peer Reviewed Journal)
Stringer, S.J., Smith, B.J., Spiers, J.M., Draper, A. 2006. 'DeSoto' a New Semi-Dwarf Rabbiteye (V. asheii, Reade) Blueberry. Acta Horticulturae. 715:97-100. International Symposium on Vaccinium Culture.
Notice to Nurserymen of the Naming and Release for Propagation of Dixieblue a New Southern Highbush Blueberry Cultivar - (Germplasm Release)
Stringer, S.J., Spiers, J.M., Draper, A. 2005. Notice to nurserymen of the naming and release for propagation of dixieblue a new southern highbush blueberry cultivar. Germplasm Release.
Notice to nurserymen of the naming and release for propagation of ‘Gupton’, a new southern highbush blueberry cultivar - (Germplasm Release)
Spiers, J.M., Stringer, S.J., Draper, A. 2005. Notice to nurserymen of the naming and release for propagation of gupton a new southern highbush blueberry cultivar. Germplasm Release.
Natraceutical Profile of Selected Muscadine (Vitis Rotundifolia MICHX.) Cultivars and Breeding Lines - (Abstract Only)
Stringer, S.J., Perkins Veazie, P.M., Marshall, D.A. 2005. Natraceutical profile of selected muscadine (vitis rotundifolia michx.) cultivars and breeding lines. Hortscience 40:1068.
Notice to Nurserymen of the Naming and Release for Propagation of DE Soto, a New Rabbiteye Blueberry Cultivar - (Germplasm Release)
Stringer, S.J., Spiers, J.M., Draper, A. 2004. Notice to nurserymen of the naming and release for propagation of De Soto, a new rabbiteye blueberry cultivar. Germplasm Release. United States Department of Agriculture, Agricultural Research Service, Washington, D.C. 20250.
Notice to Nurserymen of the Naming and Release for Propogation of Native Blue, a New Evergreen Ornamental Blueberry Cultivar - (Germplasm Release)
Spiers, J.M., Stringer, S.J., Draper, A. 2004. Notice to nurserymen of the naming and release for propogation of native blue, a new evergreen ornamental blueberry cultivar. Germplasm Release. United States Department of Agriculture, Agricultural Research Service, Washington, D.C. 20250.
Natural and Artificial Chilling of Southern Highbush Blueberry - (Abstract Only)
Marshall, D.A., Stringer, S.J., Spiers, J.M. 2004. Natural and artifical chilling of southern highbush blueberry [abstract]. HortScience. 39(4):825.
'native Blue', a New Southern Ornamental (Vaccinium Darrowi) Blueberry Cultivar - (Abstract Only)
Stringer, S.J., Spiers, J.M., Draper, A.D. 2004. 'native blue', a new southern ornamental (vaccinium darrowi) blueberry cultivar. HortScience p. 804.
Nectar Robbery by Bees [xylocopa Virginica (L.) and Apis Mellifera L.] Contributes to the Pollination of Rabbiteye Blueberry - (Peer Reviewed Journal)
Sampson, B.J., Danka, R.G., Stringer, S.J. 2004. Nectar robbery by bees [xylocopa virginica (l.) and apis mellifera l.] contributes to the pollination of rabbiteye blueberry. Journal of Economic Entomology. v.97 p. 735-740.
Response of Muscadine Grape (Vitis Rotundifolia Michx) to the Growth Regulators Cppu and Gibbereliic Acid - (Abstract Only)
Stringer, S.J., Marshall, D.A., Sampson, B.J. 2003. Response of muscadine grape (vitis rotundifolia michx) to the growth regulators cppu and gibbereliic acid. Hortscience. 38(5)698.
The Effects of Chill Hour Accumulation on Hydrogen Cyanamide Efficacy in Rabbiteye (Vaccinium Ashei Reade) and Southern Highbush Blueberry Cultivars - (Peer Reviewed Journal)
Stringer, S.J., Marshall, D.A., Sampson, B.J., Spiers, J.M. 2004. The effects of chill hour accumulation on hydrogen cyanamide efficacy in rabbiteye (vaccinium ashei reade) and southern highbush blueberry cultivars. Small Fruit Reviews. vol.3(3/4) pp.339-347.
The Effects of Chill Hour Accumulation on Hydrogen Cyanamide Efficacy in Rabbiteye and Southern Highbush Blueberry Cultivars - (Proceedings)
Stringer, S.J., Marshall, D.A., Sampson, B.J., Spiers, J.M. 2004. The effects of chill hour accumulation on hydrogen cyanamide efficacy in rabbiteye and southern highbush blueberry cultivars. Blueberry Research Extension North American Workers Conference Proceedings p339-347.
Seasonal Effects of a Late Application of Hydrogen Cyanamide on 'climax' Rabbiteye Blueberry - (Peer Reviewed Journal)
Stringer, S.J., Marshall, D.A., Sampson, B.J., Spiers, J.M. 2003. Seasonal effects of a late application of hydrogen cyanamide on 'climax' rabbiteye blueberry. Small Fruit Reviews. v.2(4)pp.73-82.
Response of Muscadine Grape (Vitis Rotundifolia Michx) to the Growth Regulators Cppu Andgibberillic Acid - (Abstract Only)
Stringer, S.J., Marshall, D.A., Sampson, B.J. 2003. Response of muscadine grape (vitis rotundifolia michx) to the growth regulators cppu andgibberillic acid. Hortscience. vol.38(5) pp.698-699
Screen House Evaluations of a Blue Orchard Bee Osmia ribifloris (Hymenoptera: apidae) as a Supplemental Pollinator for Southeastern Blueberries - (Proceedings)
Sampson, B.J., Stringer, S.J., Cane, J.H., Spiers, J.M. 2004. Screen House Evaluations of a Blue Orchard Bee Osmia ribifloris (Hymenoptera: apidae) as a Supplemental Pollinator for Southeastern Blueberries. Blueberry Research Extension North American Workers Conference Proceedings. 3(15):381-392.
Seasonal Effects of a Late Application of Hydrogen Cyanamide on 'Climax' Rabbiteye Blueberry - (Peer Reviewed Journal)
Stringer, S.J., Marshall, D.A., Sampson, B.J., Spiers, J.M. 2003. Seasonal Effects of a Late Application of Hydrogen Cyanamide on 'Climax' Rabbiteye Blueberry. Small Fruit Reviews. 2(4):73-82.
Blue Orchard Bees (Osmia Ribifloris) As Blueberry Pollinators for the American South - (Abstract Only)
Sampson, B.J., Cane, J.H., Stringer, S.J. 2002. Blue orchard bees (osmia ribifloris) as blueberry pollinators for the american south. Meeting Abstract.
Screenhouse Evaluations of a Mason Bee Osmia ribifloris (Hymenoptera: Megachilidae) as a Pollinator for Blueberries in the Southeastern United States - (Peer Reviewed Journal)
Sampson, B.J., Cane, J.H., Stringer, S.J., Spiers, J.M. 2004. Screenhouse Evaluations of a Mason Bee Osmia ribifloris (Hymenoptera: Megachilidae) as a Pollinator for Blueberries in the Southeastern United States. Small Fruits Variety Journal. 3(15):381-392.
The Effects of Chill Hour Accumulation on Hydrogen Cyanamide Efficacy in Rabbiteye (Vaccinium Ashei Reade)and Southern Highbush Blueberry Cultivars - (Abstract Only)
Stringer, S.J., Marshall, D.A., Sampson, B.J., Spiers, J.M. 2002. The effects of chill hour accumulation on hydrogen cyanamide efficacy in rabbiteye (vaccinium ashei reade)and southern highbush blueberry cultivars. Meeting Abstract. Vol. 3(3/4)pp.339-347.
Effects of Hydrogen Cyanamide Application Rates and Timing on Fruit and Foliage of Climax Rabbiteye Blueberry - (Peer Reviewed Journal)
Stringer, S.J., Spiers, J.M., Marshall, D.A., Braswell, J. 2002. Effects of hydrogen cyanamide application rates and timing on fruit and foliage of climax rabbiteye blueberry. Acta Horticulturae. 574:241-251.
Establishment and Production of Muscadine Grapes - (Experiment Station)
Braswell, J., Stringer, S.J., Sampson, B.J., Ingram, D. 2002. Establishment and production of muscadine grapes. Mississippi Agricultural and Forestry Experiment Station Technical Bulletin. pub.2290 pp. 1-16
Effects of Hydrogen Cyanamide Application Rates and Timing on Fruit and Foliage of 'Climax' Rabbiteye Blueberry - (Proceedings)
Stringer, S.J., Spiers, J.M., Braswell, J., Marshall, D.A. 2002. Effects of Hydrogen Cyanamide Application Rates and Timing on Fruit and Foliage of 'Climax' Rabbiteye Blueberry. Acta Horticulturae (ISHS). 574:245-251.
Integrated Pest Management for the Blueberry Gall Midge, Dasineura Oxycoccana (Diptera: Cecidomyiidae) - (Peer Reviewed Journal)
vol.31, no.2 pgs. 339-347
'biloxi' Southern Highbush Blueberry - (Peer Reviewed Journal)
Spiers, J.M., Stringer, S.J., Draper, A.D., Gupton, C.L. 2002. 'Biloxi' southern highbush blueberry. Acta Horticulturae. 574:153-155.
Growth and Spread of Blueberry Cultivars in a 14 Year Old Collection - (Peer Reviewed Journal)
Noffsinger, S.L., Stringer, S.J., Spiers, J.M. 2002. Growth and spread of blueberry cultivars in a 14 year old collection. Acta Horticulturae. 574:165-169
Establishment and Production of Muscadine Grapes - (Proceedings)
Braswell, J., Stringer, S.J., Ingram, D., Sampson, B. 2001. Establishment and Production of Muscadine Grapes. Extension Publications.
'Biloxi' Southern Highbush Blueberry - (Proceedings)
Spiers, J.M., Stringer, S.J., Draper, A., Gupton, C. 2002. 'Biloxi' Southern Highbush Blueberry. 7 th Acta Horticulturae International Symposium on Vaccinium Culture, Dec. 4-9, 2002. Chillan, Chile. pp.153-155.
Growth and Spread of Blueberry Cultivars in a 15 Year-Old Collection - (Peer Reviewed Journal)
Noffsinger, S., Stringer, S.J., Spiers, J.M. 2002. Growth and Spread of Blueberry Cultivars in a 15 Year-Old Collection. 7th Acta Horticulturae. December 4-9, 2000. Chile. p. 165-173.
Growth and Spread of Blueberry Cultivars in a 15 Year-Old Collection - (Abstract Only)
Spiers, J.M., Stringer, S.J., Noffsinger, S.L. 2000. Growth and spread of blueberry cultivars in a 15 year-old collection. Meeting Abstract.
'biloxi' Southern Highbush Blueberry - (Abstract Only)
Spiers, J.M., Stringer, S.J., Gupton, C.L., Draper, A. 2000. 'biloxi' southern highbush blueberry. Acta Horticulturae 7th International Symposium on Vaccinium Culture. pg. 87
Last Modified: 10/24/2013