Items where Author is "<span class="person_name">Welham, S.J.</span>"
Number of items: 44.
Article
  • Identification of environmentally stable QTL for resistance against Leptosphaeria maculans in oilseed rape (Brassica napus). (2016) Yongju Huang, C. Jestin, S.J. Welham, Graham King, Maria Manzanares-Dauleux, Bruce D.L. Fitt and Regine Delourme
  • Spatial aspects of light leaf spot (Pyrenopeziza brassicae) epidemic development on winter oilseed rape (Brassica napus) in the United Kingdom. (2003) N. Evans, A. Baierl, S.J. Welham, Bruce D.L. Fitt and P. Brain
  • Changes in populations of the eyespot fungi Tapesia yallundae and T. acuformis under different fungicide regimes in successive crops of winter wheat, 1984-2000. (2002) S.M. Bierman, Bruce D.L. Fitt, F. Van Den Bosch, Geoffrey L. Bateman, J.F. Jenkyn and S.J. Welham
  • Effects of temperature and wetness duration on infection of oilseed rape leaves by ascospores of Leptosphaeria maculans (stem canker). (1999) J.E. Biddulph, Bruce D.L. Fitt, P.K. Leech, S.J. Welham and P. Gladders
  • Effects of severity and timing of stem canker (Leptosphaeria maculans) symptoms on yield of winter oilseed rape (Brassica napus) in the UK. (1999) Y. Zhou, Bruce D.L. Fitt, S.J. Welham, P. Gladders, C.E. Sansford and Jon S. West
  • Modelling the effects of temperature and wetness duration on development of light leaf spot on oilseed rape leaves inoculated with Pyrenopeziza brassicae conidia. (2001) T. Gilles, Bruce D.L. Fitt, S.J. Welham, N. Evans, J.M. Steed and M.J. Jeger
  • Modelling the daily progress of light leaf spot epidemics on winter oilseed rape (Brassica napus), in relation to Pyrenopeziza brassicae inoculum concentrations and weather factors. (2002) K. Papastamati, F. Van Den Bosch, S.J. Welham, Bruce D.L. Fitt, N. Evans and J.M. Steed
  • Modelling the progress of light leaf spot (Pyrenopeziza brassicae) on winter oilseed rape (Brassica napus) in relation to leaf wetness and temperature. (2001) K. Papastamati, S.J. Welham, Bruce D.L. Fitt and P. Gladders
  • Effects of stem canker (Leptosphaeria maculans) and light leaf spot (Pyrenopeziza brassicae) on yield of winter oilseed rape (Brassica napus) in southern England. (2000) Y. Zhou, Bruce D.L. Fitt, S.J. Welham, N. Evans and P. Gladders
  • Effects of temperature and wetness duration on conidial infection, latent period and asexual sporulation of Pyrenopeziza brassicae on leaves of oilseed rape. (2000) T. Gilles, Bruce D.L. Fitt, R. Kennedy, S.J. Welham and M.J. Jeger
  • Effects of light leaf spot (Pyrenopeziza brassicae) on yield of winter oilseed rape (Brassica napus). (1998) H. Su, Bruce D.L. Fitt, S.J. Welham, C.E. Sansford and K.G. Sutherland
  • Effects of temperature, cultivar and isolate on the incubation period of white leaf spot (Mycosphaerella capsellae) on oilseed rape (Brassica napus). (1997) A.J. Inman, Bruce D.L. Fitt, S.J. Welham, R. L. Evans and D. Murray
  • Early development of light leaf spot (Pyrenopeziza brassicae) on winter oilseed rape (Brassica napus) in relation to temperature and leaf wetness. (1995) L. Figueroa, Bruce D.L. Fitt, S.J. Welham, M.W. Shaw and H. A. McCartney
  • Effects of previous cropping and fungicide timing on the development of light leaf spot (Pyrenopeziza brassicae), seed yield and quality of winter oilseed rape (Brassica napus). (1994) L. Figueroa, M.W. Shaw, Bruce D.L. Fitt, H. A. McCartney and S.J. Welham
  • Development and uptake of a scheme for predicting risk of severe light leaf spot on oilseed rape. (2006) N. Evans, S.J. Welham, J.F. Antoniw and Bruce D.L. Fitt
  • Relationships between phoma leaf spot and development of stem canker (Leptosphaeria maculans) on winter oilseed rape (Brassica napus) in southern England. (2000) P. Sun, Bruce D.L. Fitt, P. Gladders and S.J. Welham
  • Effects of wetness period and temperature on development of dark pod spot (Alternaria brassicae) on oilseed rape (Brassica napus). (1996) C.X. Hong, Bruce D.L. Fitt and S.J. Welham
  • Predicting light leaf spot (Pyrenopeziza brassicae) risk on winter oilseed rape (Brassica napus) in England and Wales, using survey, weather and crop information. (2004) S.J. Welham, J.A. Turner, P. Gladders, Bruce D.L. Fitt, N. Evans and A. Baierl
  • Other
  • Simulation modelling of the progress of light leaf spot on winter oilseed rape (Brassica napus) in relation to criteria for infection by Pyrenopeziza brassicae. (1998) K. Papastamati, S.J. Welham, Bruce D.L. Fitt and P. Gladders
  • Empirical models for prediction of regional light leaf spot (Pyrenopeziza brassicae) incidence on winter oilseed rape in the UK. (1998) S.J. Welham, J.A. Turner, Bruce D.L. Fitt, P. Gladders and K.G. Sutherland
  • Using disease survey data to develop schemes for predicting epidemics of light leaf spot (Pyrenopeziza brassicae) on winter oilseed rape in England and Wales. (1997) J.A. Turner, S.J. Welham, Bruce D.L. Fitt, P. Gladders and K.G. Sutherland
  • Changes in populations of Pseudocercosporella herpotrichoides (eyespot) in unsprayed and fungicide-sprayed plots of winter wheat with different initial populations, 1984-1989. (1990) Bruce D.L. Fitt, Geoffrey L. Bateman and S.J. Welham
  • Modelling the progress of light leaf spot (Pyrenopeziza brassicae) on winter oilseed rape (Brassica napus) in relation to leaf wetness and temperature. (2000) K. Papastamati, S.J. Welham, Bruce D.L. Fitt and P. Gladders
  • Interactive forecasting of light leaf spot (Pyrenopeziza brassicae) risk for winter oilseed rape on the internet. (2003) Neal Evans, J. M. Steed, S.J. Welham, J.F. Antoniw, A. Baierl, J.A. Turner, P. Gladders and Bruce D.L. Fitt
  • Epidemiology, forecasting and management of winter oilseed rape diseases in the UK. (1999) Bruce D.L. Fitt, P. Gladders, K.G. Sutherland, J.A. Turner and S.J. Welham
  • Sampling to determine patterns of disease in linseed. (1994) S.J. Welham and Bruce D.L. Fitt
  • Use of risk prediction models for integrated control of diseases of oilseed rape in the UK. (2005) Neal Evans, S.J. Welham, A. Baierl, J.F. Antoniw, K. Papastamati and Bruce D.L. Fitt
  • Development of the oilseed rape light leaf spot forecast : from model to mobile phone. (2004) Neal Evans, S.J. Welham, Andreas Baierl, J.F. Antoniw and Bruce D.L. Fitt
  • Investigating the horizontal spatial spread of light leaf spot (Pyrenopeziza brassicae) of winter oilseed rape in the UK. (1999) Neal Evans, Bruce D.L. Fitt, H. A. McCartney, S.J. Welham and Neil McRoberts
  • Forecasting light leaf spot (Pyrenopeziza brassicae) of winter oilseed rape (Brassica napus) on the Internet. (1999) S. D. Souter, N.I.D Castells-Brooke, J.F. Antoniw, S.J. Welham, Bruce D.L. Fitt and Neal Evans
  • Modelling the progress of light leaf spot (Pyrenopeziza brassicae) on winter oilseed rape (Brassica napus) in relation to weather criteria. (1999) K. Papastamati, S.J. Welham, Bruce D.L. Fitt and P. Gladders
  • Relationships between regional weather and incidence of light leaf spot (Pyrenopeziza brassicae) on winter oilseed rape in England and Wales. (1999) S.J. Welham, Bruce D.L. Fitt, J.A. Turner, P. Gladders and K.G. Sutherland
  • Development and control of light leaf spot (Pyrenopeziza brassicae) epidemics in winter oilseed rape in the UK. (1998) K.G. Sutherland, Bruce D.L. Fitt, J. M. Steed, S.J. Welham, P. Gladders and J.A. Turner
  • Prospects for developing a forecasting scheme to optimize use of fungicides for disease control on winter oilseed rape in the UK. (1997) Bruce D.L. Fitt, P. Gladders, J.A. Turner, K.G. Sutherland, S.J. Welham and J.M.L. Davies
  • Predicting risk of severe light leaf spot (Pyrenopeziza brassicae) on winter oilseed rape in the UK. (1996) Bruce D.L. Fitt, P. Gladders, J.A. Turner, K.G. Sutherland and S.J. Welham
  • Observer behaviour in assessment of lodging in cereals. (1994) A. Goulds, S.J. Welham and Bruce D.L. Fitt
  • A case study in measurement and analysis of disease gradients. (1995) S.J. Welham, H. A. McCartney and Bruce D.L. Fitt
  • Optimising the use of fungicides to control stem canker of oilseed rape. (1999) Jon S. West, P. K. Leech, Bruce D.L. Fitt, S.J. Welham, A. Penaud, A. Peres and B. Poisson
  • Yield loss of winter oilseed rape in relation to severity of stem canker (Leptosphaeria maculans ) in the UK. (1999) Y. Zhou, Bruce D.L. Fitt, S.J. Welham, P. Gladders, C.E. Sansford and Jon S. West
  • Effects of temperature and wetness duration on infection of oilseed rape by ascospores of A-group or B-group Leptosphaeria maculans (stem canker). (1999) J. E. Biddulph, Bruce D.L. Fitt, P. Gladders, M. Jedryczka, Jon S. West and S.J. Welham
  • Forecasting development of light leaf spot (Pyrenopeziza brassicae) epidemics on winter oilseed rape. (1995) P. Gladders, Bruce D.L. Fitt and S.J. Welham
  • A comparison of modelling methods for forecasting light leaf spot (Pyrenopeziza brassicae) on winter oilseed rape in the UK. (2000) S.J. Welham, K. Papastamati, Bruce D.L. Fitt, J.A. Turner and P. Gladders
  • Development of a system for forecasting severe light leaf spot in winter oilseed rape. (1998) K.G. Sutherland, Bruce D.L. Fitt, P. Gladders, J. M. Steed, J.A. Turner and S.J. Welham
  • Sampling winter oilseed rape crops to assess incidence of light leaf spot (Pyrenopeziza brassicae). (1999) Neal Evans, Bruce D.L. Fitt, H. A. McCartney, S.J. Welham and Neil McRoberts