Jan F Spears

Works (18)

2014 journal article

Persistence of Benghal dayflower (Commelina benghalensis) in sustainable agronomic systems: Potential impacts of hay bale storage, animal digestion, and cultivation

Agroecology and Sustainable Food Systems, 38(3), 283–298.

Source: NC State University Libraries
Added: August 6, 2018

2007 journal article

Influence of environmental factors on cutleaf eveningprimrose (Oenothera laciniata) germination, emergence, development, vegetative growth, and control

WEED SCIENCE, 55(3), 264–272.

By: S. Clewis, D. Jordan, J. Spears & J. Wilcut

author keywords: light; temperature; pH; moisture stress; burial depth; growth and development; weed control
Source: Web Of Science
Added: August 6, 2018

2006 journal article

A seedling assay to screen aryloxyphenoxypropionic acid and cyclohexanedione resistance in johnsongrass (Sorghum halepense)

WEED TECHNOLOGY, 20(4), 950–955.

By: I. Burke, W. Thomas, J. Burton, J. Spears & J. Wilcut

author keywords: ACCase inhibitors; herbicide resistance
Source: Web Of Science
Added: August 6, 2018

2006 journal article

Doveweed (Murdannia nudiflora) germination and emergence as affected by temperature and seed burial depth

WEED SCIENCE, 54(6), 1000–1003.

By: D. Wilson n, M. Burton, J. Spears & A. York

author keywords: cominelinaceae; light; weed biology
Source: Web Of Science
Added: August 6, 2018

2006 journal article

Influence of environmental factors on slender amaranth (Amaranthus viridis) germination

Weed Science, 54(2), 316–320.

By: W. Thomas, I. Burke, J. Spears & J. Wilcut

Source: NC State University Libraries
Added: August 6, 2018

2005 journal article

Peanut response to inoculation and nitrogen fertilizer

Agronomy Journal, 97(1), 79–84.

By: J. Lanier, D. Jordan, J. Spears, R. Wells & P. Johnson

Source: NC State University Libraries
Added: August 6, 2018

2005 journal article

Sicklepod (Senna obtusifolia) control and seed production after 2,4-DB applied alone and with fungicides or insecticides

WEED TECHNOLOGY, 19(2), 451–455.

By: S. Lancaster, D. Jordan, J. Spears, A. York, J. Wilcut, D. Monks, R. Batts, R. Brandenburg

author keywords: pesticide interaction
Source: Web Of Science
Added: August 6, 2018

2004 journal article

Disease management in overhead sprinkler and subsurface drip irrigation systems for peanut

AGRONOMY JOURNAL, 96(4), 1058–1065.

By: J. Lanier, D. Jordan, J. Barnes*, J. Matthews*, G. Grabow, W. Griffin*, J. Bailey, P. Johnson, J. Spears, R. Wells

Source: Web Of Science
Added: August 6, 2018

2004 journal article

Peanut response to planting pattern, row spacing, and irrigation

AGRONOMY JOURNAL, 96(4), 1066–1072.

Source: Web Of Science
Added: August 6, 2018

2003 journal article

Influence of environmental factors on after-ripened crowfootgrass (Dactyloctenium aegyptium) seed germination

WEED SCIENCE, 51(3), 342–347.

By: I. Burke, W. Thomas, J. Spears & J. Wilcut

author keywords: alternating temperature; pH; scarification; water stress; weed biology
Source: Web Of Science
Added: August 6, 2018

2003 journal article

Influence of environmental factors on broadleaf signalgrass (Brachiaria platyphylla) germination

WEED SCIENCE, 51(5), 683–689.

By: I. Burke, W. Thomas, J. Spears & J. Wilcut

author keywords: scarification; solution pH; water stress
Source: Web Of Science
Added: August 6, 2018

2002 journal article

Influence of prohexadione calcium on pod yield and pod loss of peanut

Agronomy Journal, 94(2), 331–336.

By: J. Beam, D. Jordan, A. York, T. Isleib, J. Bailey, T. McKemie, J. Spears, P. Johnson

Source: NC State University Libraries
Added: August 6, 2018

2001 journal article

An evaluation of methods for breaking seed dormancy in kudzu (Pueraria lobata)

CANADIAN JOURNAL OF BOTANY-REVUE CANADIENNE DE BOTANIQUE, 79(2), 197–203.

By: D. Susko, J. Mueller & J. Spears

author keywords: Pueraria lobata; physical dormancy; germination; phenology; acid scarification; warm stratification; cold stratification
Source: Web Of Science
Added: August 6, 2018

2001 journal article

Peanut response to prohexadione calcium in three seeding rate-row pattern planting systems

AGRONOMY JOURNAL, 93(1), 232–236.

By: D. Jordan, J. Beam n, P. Johnson & J. Spears

Source: Web Of Science
Added: August 6, 2018

2001 journal article

Virginia market-type peanut (Arachis hypogaea) cultivar tolerance and yield response to flumioxazin preemergence

WEED TECHNOLOGY, 15(1), 137–140.

By: J. Wilcut, S. Askew, W. Bailey, J. Spears & T. Isleib

author keywords: disease interaction; Cylindrocladium crotalariae (Loos) Bell and Sobers; Cercospora arachidicola Hori; Cercosporidium personatum (Berk. and Curt.); Sclerotium rolfsii Sacc.; grade parameters; extra-large kernels; sound mature kernels; sound splits; total kernels; other kernels; fancy pods
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Diclosulam does not influence yields in eight virginia market-type peanut (Arachis hypogaea) cultivars

WEED TECHNOLOGY, 14(2), 402–405.

By: W. Bailey, J. Wilcut, J. Spears, T. Isleib & V. Langston

author keywords: disease interaction; cylindrocladium black rot; Cylindrocladium crotalariae (Loos) Bell et Sobers; early leaf spot; Cercospora arachidicola Hori; late leaf spot; Cercosporidium personatum (Berk. et Curt.); southern stem rot; Sclerotium rolfsii Sacc.; tomato spotted wilt virus; grade parameters; extra large kernels; sound mature kernels; sound splits; total kernels; other kernels; fancy pods
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Winter establishment of eastern gamagrass in the southern Piedmont

AGRONOMY JOURNAL, 92(6), 1184–1188.

By: J. Mueller, T. Hall n, J. Spears & B. Penny

Source: Web Of Science
Added: August 6, 2018

1997 journal article

Temperature during seed filling and soybean seed germination and vigour

Seed Science and Technology, 25(2), 233–244.

By: J. Spears, D. Tekrony & D. Egli

Source: NC State University Libraries
Added: August 6, 2018