Items where Author is "Tomlins, K.I."
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aflatoxin
Bradburn, N., Coker, R.D., Jewers, K. and Tomlins, K.I. (1990) Evaluation of the ability of different concentrations of aqueous acetone, aqueous methanol and aqueous acetone: Methanol (1∶1) to extract aflatoxin from naturally contaminated maize. Chromatographia, 29 (9-10). pp. 435-440. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02261390)
Tomlins, K.I., Jewers, K. and Coker, R.D. (1989) Evaluation of non-polar bonded-phases for the clean-up of maize extracts prior to aflatoxin assay by HPTLC. Chromatographia, 27 (1-2). pp. 67-70. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02290408)
Tomlins, K.I., Jewers, K., Coker, R.D. and Nagler, M.J. (1989) A bi-directional HPTLC development method for the detection of low levels of aflatoxin in maize extracts. Chromatographia, 27 (1-2). pp. 49-52. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02290404)
aflatoxin determination
Bradburn, N., Jewers, K., Jones, B.D. and Tomlins, K.I. (1989) Rapid method for the clean-up of extracts of cottonseed prior to aflatoxin determination by bi-directional HPTLC. Chromatographia, 28 (11-12). pp. 541-544. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02260673)
aflatoxins
Coker, R.D., Jewers, K., Tomlins, K.I. and Blunden, G. (1988) Evaluation of instrumentation used for high performance thin-layer chromatography of aflatoxins. Chromatographia, 25 (10). pp. 875-880. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02311421)
artificial sweet potato
Tomlins, K.I., Ndunguru, G.T. and Rwiza, E. (1998) Losses in sweet potato quality at harvest and during the post-harvest handling in the Mwanza Region of Tanzania. [Working Paper]
bi-directional development
Bradburn, N., Coker, R.D., Jewers, K. and Tomlins, K.I. (1990) Evaluation of the ability of different concentrations of aqueous acetone, aqueous methanol and aqueous acetone: Methanol (1∶1) to extract aflatoxin from naturally contaminated maize. Chromatographia, 29 (9-10). pp. 435-440. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02261390)
Tomlins, K.I., Jewers, K., Coker, R.D. and Nagler, M.J. (1989) A bi-directional HPTLC development method for the detection of low levels of aflatoxin in maize extracts. Chromatographia, 27 (1-2). pp. 49-52. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02290404)
burrowing weevil
Tomlins, K.I., Ndunguru, G.T. and Rwiza, E. (1998) Losses in sweet potato quality at harvest and during the post-harvest handling in the Mwanza Region of Tanzania. [Working Paper]
carotenoid degradation
Bechoff, A.
ORCID: 0000-0001-8141-4448
, Tomlins, K.I., Dhuique-Mayer, C. and Westby, A.
(2009)
Understanding losses of provitamin A after drying and storage of orange-fleshed sweetpotato (Ipomea batatas).
In: The Fifteenth Symposium of the International Society for Tropical Root Crops, 2-6 Nov 2009, Lima, Peru.
cassava
Obadina, A.O., Oyewole, O.B., Sanni, L.O., Tomlins, K.I. and Westby, A. (2009) Improvement of the hygienic quality of wet 'fufu' produced in South West Nigeria. Food Control, 21 (5). pp. 639-643. ISSN 0956-7135 (doi:https://doi.org/10.1016/j.foodcont.2009.09.009)
Obadina, A.O., Oyewole, O.B., Sanni, L.O., Tomlins, K.I. and Westby, A. (2007) Identification of hazards and critical control points (CCP) for cassava fufu processing in South-West Nigeria. Food Control, 19 (1). pp. 22-26. ISSN 0956-7135 (doi:https://doi.org/10.1016/j.foodcont.2007.01.002)
cation-exchange chromatography
Tomlins, K.I., Baker, D.M. and McDowell, I.J. (1990) HPLC method for the analysis of organic acids, sugars, and alcohol in extracts of fermenting cocoa beans. Chromatographia, 29 (11-12). pp. 557-561. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02261222)
CCP
Obadina, A.O., Oyewole, O.B., Sanni, L.O., Tomlins, K.I. and Westby, A. (2007) Identification of hazards and critical control points (CCP) for cassava fufu processing in South-West Nigeria. Food Control, 19 (1). pp. 22-26. ISSN 0956-7135 (doi:https://doi.org/10.1016/j.foodcont.2007.01.002)
cocoa beans
Tomlins, K.I., Baker, D.M. and McDowell, I.J. (1990) HPLC method for the analysis of organic acids, sugars, and alcohol in extracts of fermenting cocoa beans. Chromatographia, 29 (11-12). pp. 557-561. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02261222)
column liquid chromatography
Tomlins, K.I., Baker, D.M. and McDowell, I.J. (1990) HPLC method for the analysis of organic acids, sugars, and alcohol in extracts of fermenting cocoa beans. Chromatographia, 29 (11-12). pp. 557-561. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02261222)
consumers
Johnson, P.-N.T., Adebayo, K., Ottah Atikpo, M., Essel, K., Ellis, W.O., Awudza, J. and Tomlins, K.I. (2007) Institutional lessons from the partnership to improve food safety management and livelihoods of street food vendors and consumers in Ghana. International Journal of Sustainable Development, 4 (1 & 2). pp. 39-44.
cottonseed
Bradburn, N., Jewers, K., Jones, B.D. and Tomlins, K.I. (1989) Rapid method for the clean-up of extracts of cottonseed prior to aflatoxin determination by bi-directional HPTLC. Chromatographia, 28 (11-12). pp. 541-544. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02260673)
damage
Tomlins, K.I., Ndunguru, G.T. and Rwiza, E. (1998) Losses in sweet potato quality at harvest and during the post-harvest handling in the Mwanza Region of Tanzania. [Working Paper]
densitometry
Coker, R.D., Jewers, K., Tomlins, K.I. and Blunden, G. (1988) Evaluation of instrumentation used for high performance thin-layer chromatography of aflatoxins. Chromatographia, 25 (10). pp. 875-880. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02311421)
development chambers
Coker, R.D., Jewers, K., Tomlins, K.I. and Blunden, G. (1988) Evaluation of instrumentation used for high performance thin-layer chromatography of aflatoxins. Chromatographia, 25 (10). pp. 875-880. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02311421)
drying
Bechoff, A.
ORCID: 0000-0001-8141-4448
, Tomlins, K.I., Dhuique-Mayer, C. and Westby, A.
(2009)
Understanding losses of provitamin A after drying and storage of orange-fleshed sweetpotato (Ipomea batatas).
In: The Fifteenth Symposium of the International Society for Tropical Root Crops, 2-6 Nov 2009, Lima, Peru.
electronic sweet potato
Tomlins, K.I., Ndunguru, G.T. and Rwiza, E. (1998) Losses in sweet potato quality at harvest and during the post-harvest handling in the Mwanza Region of Tanzania. [Working Paper]
extraction
Bradburn, N., Coker, R.D., Jewers, K. and Tomlins, K.I. (1990) Evaluation of the ability of different concentrations of aqueous acetone, aqueous methanol and aqueous acetone: Methanol (1∶1) to extract aflatoxin from naturally contaminated maize. Chromatographia, 29 (9-10). pp. 435-440. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02261390)
food safety
Obadina, A.O., Oyewole, O.B., Sanni, L.O., Tomlins, K.I. and Westby, A. (2007) Identification of hazards and critical control points (CCP) for cassava fufu processing in South-West Nigeria. Food Control, 19 (1). pp. 22-26. ISSN 0956-7135 (doi:https://doi.org/10.1016/j.foodcont.2007.01.002)
food safety management
Johnson, P.-N.T., Adebayo, K., Ottah Atikpo, M., Essel, K., Ellis, W.O., Awudza, J. and Tomlins, K.I. (2007) Institutional lessons from the partnership to improve food safety management and livelihoods of street food vendors and consumers in Ghana. International Journal of Sustainable Development, 4 (1 & 2). pp. 39-44.
Ghana
Johnson, P.-N.T., Adebayo, K., Ottah Atikpo, M., Essel, K., Ellis, W.O., Awudza, J. and Tomlins, K.I. (2007) Institutional lessons from the partnership to improve food safety management and livelihoods of street food vendors and consumers in Ghana. International Journal of Sustainable Development, 4 (1 & 2). pp. 39-44.
GMP
Obadina, A.O., Oyewole, O.B., Sanni, L.O., Tomlins, K.I. and Westby, A. (2009) Improvement of the hygienic quality of wet 'fufu' produced in South West Nigeria. Food Control, 21 (5). pp. 639-643. ISSN 0956-7135 (doi:https://doi.org/10.1016/j.foodcont.2009.09.009)
HACCP
Obadina, A.O., Oyewole, O.B., Sanni, L.O., Tomlins, K.I. and Westby, A. (2009) Improvement of the hygienic quality of wet 'fufu' produced in South West Nigeria. Food Control, 21 (5). pp. 639-643. ISSN 0956-7135 (doi:https://doi.org/10.1016/j.foodcont.2009.09.009)
handling
Tomlins, K.I., Ndunguru, G.T. and Rwiza, E. (1998) Losses in sweet potato quality at harvest and during the post-harvest handling in the Mwanza Region of Tanzania. [Working Paper]
hazards
Obadina, A.O., Oyewole, O.B., Sanni, L.O., Tomlins, K.I. and Westby, A. (2007) Identification of hazards and critical control points (CCP) for cassava fufu processing in South-West Nigeria. Food Control, 19 (1). pp. 22-26. ISSN 0956-7135 (doi:https://doi.org/10.1016/j.foodcont.2007.01.002)
high performance thin layer chromatography
Tomlins, K.I., Jewers, K. and Coker, R.D. (1989) Evaluation of non-polar bonded-phases for the clean-up of maize extracts prior to aflatoxin assay by HPTLC. Chromatographia, 27 (1-2). pp. 67-70. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02290408)
livelihoods
Johnson, P.-N.T., Adebayo, K., Ottah Atikpo, M., Essel, K., Ellis, W.O., Awudza, J. and Tomlins, K.I. (2007) Institutional lessons from the partnership to improve food safety management and livelihoods of street food vendors and consumers in Ghana. International Journal of Sustainable Development, 4 (1 & 2). pp. 39-44.
maize
Bradburn, N., Coker, R.D., Jewers, K. and Tomlins, K.I. (1990) Evaluation of the ability of different concentrations of aqueous acetone, aqueous methanol and aqueous acetone: Methanol (1∶1) to extract aflatoxin from naturally contaminated maize. Chromatographia, 29 (9-10). pp. 435-440. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02261390)
non-polar bonded phase extraction cartridges
Tomlins, K.I., Jewers, K. and Coker, R.D. (1989) Evaluation of non-polar bonded-phases for the clean-up of maize extracts prior to aflatoxin assay by HPTLC. Chromatographia, 27 (1-2). pp. 67-70. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02290408)
orange-fleshed sweet potato
Bechoff, A.
ORCID: 0000-0001-8141-4448
, Tomlins, K.I., Dhuique-Mayer, C. and Westby, A.
(2009)
Understanding losses of provitamin A after drying and storage of orange-fleshed sweetpotato (Ipomea batatas).
In: The Fifteenth Symposium of the International Society for Tropical Root Crops, 2-6 Nov 2009, Lima, Peru.
organic acids
Tomlins, K.I., Baker, D.M. and McDowell, I.J. (1990) HPLC method for the analysis of organic acids, sugars, and alcohol in extracts of fermenting cocoa beans. Chromatographia, 29 (11-12). pp. 557-561. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02261222)
postharvest loss
Tomlins, K.I., Ndunguru, G.T. and Rwiza, E. (1998) Losses in sweet potato quality at harvest and during the post-harvest handling in the Mwanza Region of Tanzania. [Working Paper]
pre-chromatographic clean-up
Tomlins, K.I., Jewers, K., Coker, R.D. and Nagler, M.J. (1989) A bi-directional HPTLC development method for the detection of low levels of aflatoxin in maize extracts. Chromatographia, 27 (1-2). pp. 49-52. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02290404)
quality
Tomlins, K.I., Ndunguru, G.T. and Rwiza, E. (1998) Losses in sweet potato quality at harvest and during the post-harvest handling in the Mwanza Region of Tanzania. [Working Paper]
safety
Obadina, A.O., Oyewole, O.B., Sanni, L.O., Tomlins, K.I. and Westby, A. (2009) Improvement of the hygienic quality of wet 'fufu' produced in South West Nigeria. Food Control, 21 (5). pp. 639-643. ISSN 0956-7135 (doi:https://doi.org/10.1016/j.foodcont.2009.09.009)
salid phase extraction
Bradburn, N., Jewers, K., Jones, B.D. and Tomlins, K.I. (1989) Rapid method for the clean-up of extracts of cottonseed prior to aflatoxin determination by bi-directional HPTLC. Chromatographia, 28 (11-12). pp. 541-544. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02260673)
sample application
Coker, R.D., Jewers, K., Tomlins, K.I. and Blunden, G. (1988) Evaluation of instrumentation used for high performance thin-layer chromatography of aflatoxins. Chromatographia, 25 (10). pp. 875-880. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02311421)
skin weevil
Tomlins, K.I., Ndunguru, G.T. and Rwiza, E. (1998) Losses in sweet potato quality at harvest and during the post-harvest handling in the Mwanza Region of Tanzania. [Working Paper]
skinning damage
Tomlins, K.I., Ndunguru, G.T. and Rwiza, E. (1998) Losses in sweet potato quality at harvest and during the post-harvest handling in the Mwanza Region of Tanzania. [Working Paper]
solvents
Bradburn, N., Coker, R.D., Jewers, K. and Tomlins, K.I. (1990) Evaluation of the ability of different concentrations of aqueous acetone, aqueous methanol and aqueous acetone: Methanol (1∶1) to extract aflatoxin from naturally contaminated maize. Chromatographia, 29 (9-10). pp. 435-440. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02261390)
storage
Bechoff, A.
ORCID: 0000-0001-8141-4448
, Tomlins, K.I., Dhuique-Mayer, C. and Westby, A.
(2009)
Understanding losses of provitamin A after drying and storage of orange-fleshed sweetpotato (Ipomea batatas).
In: The Fifteenth Symposium of the International Society for Tropical Root Crops, 2-6 Nov 2009, Lima, Peru.
street food vendors
Johnson, P.-N.T., Adebayo, K., Ottah Atikpo, M., Essel, K., Ellis, W.O., Awudza, J. and Tomlins, K.I. (2007) Institutional lessons from the partnership to improve food safety management and livelihoods of street food vendors and consumers in Ghana. International Journal of Sustainable Development, 4 (1 & 2). pp. 39-44.
sugars and alcohol
Tomlins, K.I., Baker, D.M. and McDowell, I.J. (1990) HPLC method for the analysis of organic acids, sugars, and alcohol in extracts of fermenting cocoa beans. Chromatographia, 29 (11-12). pp. 557-561. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02261222)
supply
Tomlins, K.I., Ndunguru, G.T. and Rwiza, E. (1998) Losses in sweet potato quality at harvest and during the post-harvest handling in the Mwanza Region of Tanzania. [Working Paper]
sweet potato
Tomlins, K.I., Ndunguru, G.T. and Rwiza, E. (1998) Losses in sweet potato quality at harvest and during the post-harvest handling in the Mwanza Region of Tanzania. [Working Paper]
thin layer chromatography
Tomlins, K.I., Jewers, K., Coker, R.D. and Nagler, M.J. (1989) A bi-directional HPTLC development method for the detection of low levels of aflatoxin in maize extracts. Chromatographia, 27 (1-2). pp. 49-52. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02290404)
Coker, R.D., Jewers, K., Tomlins, K.I. and Blunden, G. (1988) Evaluation of instrumentation used for high performance thin-layer chromatography of aflatoxins. Chromatographia, 25 (10). pp. 875-880. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02311421)
thin-layer chromatography
Bradburn, N., Coker, R.D., Jewers, K. and Tomlins, K.I. (1990) Evaluation of the ability of different concentrations of aqueous acetone, aqueous methanol and aqueous acetone: Methanol (1∶1) to extract aflatoxin from naturally contaminated maize. Chromatographia, 29 (9-10). pp. 435-440. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02261390)
Bradburn, N., Jewers, K., Jones, B.D. and Tomlins, K.I. (1989) Rapid method for the clean-up of extracts of cottonseed prior to aflatoxin determination by bi-directional HPTLC. Chromatographia, 28 (11-12). pp. 541-544. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:https://doi.org/10.1007/BF02260673)
wet fufu
Obadina, A.O., Oyewole, O.B., Sanni, L.O., Tomlins, K.I. and Westby, A. (2007) Identification of hazards and critical control points (CCP) for cassava fufu processing in South-West Nigeria. Food Control, 19 (1). pp. 22-26. ISSN 0956-7135 (doi:https://doi.org/10.1016/j.foodcont.2007.01.002)
‘fufu’
Obadina, A.O., Oyewole, O.B., Sanni, L.O., Tomlins, K.I. and Westby, A. (2009) Improvement of the hygienic quality of wet 'fufu' produced in South West Nigeria. Food Control, 21 (5). pp. 639-643. ISSN 0956-7135 (doi:https://doi.org/10.1016/j.foodcont.2009.09.009)