PROF. NGANGA CHEGE J.
(B.V.M.), (MSc.) (Ph.D)
Email: jchege@uonbi.ac.ke
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Found 41 results
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2020
Achollah AM, Karanja DN, Ng’ang’a CJ, Bebora LC.
"
Causes of organ condemnations in cattle at slaughter and associated financial losses in Siaya County, Kenya.
"
Journal of Veterinary Medicine and Animal Health
. 2020;12:27-35.
2019
Obanda V, Maingi N, Muchemi G, Ng’ang’a CJ, Angelone S, Archie EA.
"
Infection dynamics of gastrointestinal helminths in sympatric non-human primates, livestock and wild ruminants in Kenya
."
PLoS ONE
. 2019;14(6).
2016
Murigu MM, Nana P, Waruiru RM, Nganga CJ, Ekesi S, Maniania NK.
"
Laboratory and field evaluation of entomopathogenic fungi for the control of amitraz-resistant and susceptible strains of Rhipicephalus decoloratus
."
Veterinary Parasitology
. 2016;225:12-18.
2014
Gakuya DW, Okoth MO, Muraya J, Nganga CJ, Muthee JK.
"
An outbreak of acute helminthosis in a sheep and goat farm in Machakos County
.". In:
9th Biennial Scientific Conference and Exhibition of Faculty of Veterinary Medicine
. Nairobi, Kenya; 2014.
Nganga CJ, Korir DK, Lolokote SS, Liaulo J.
"
Varroa destructor, a cause of decreased honey production in Samburu North District, Samburu County Kenya
.". In:
9th Biennial Scientific Conference and Exhibition of Faculty of Veterinary Medicine
. Nairobi, Kenya; 2014.
Muthee JK, Gakuya DW, Mbaria JM, Mulei CM, Mugambi JM, Nganga CJ.
"
Evaluation of anthelmintic efficacy of selected medicinal plants traditionally used in Loitoktok, Kenya
.". In:
9th Biennial Scientific Conference and Exhibition of Faculty of Veterinary Medicine
. Nairobi, Kenya; 2014.
Nganga CJ, Gakuya DW, Otieno RO, Githinji RW.
"
Co-administration of Albendazole and Levamisole to control multiple anthelmintic resistant nematodes in a sheep farm in Kabete Kenya
."
Bulletin of Animal Health and Production in Africa
. 2014;62(3):275-278.
1_nganga_et_al._2014.pdf
Website
Kagira JM, Kanyari PN, Githigia SM, Maingi N, Chege N.
"
Efficacy of Neem and Pawpaw Products against Oesophagostomum Spp Infection in Pigs
.". In:
Anthelmintics: Clinical Pharmacology, Uses in Veterinary Medicine and Efficacy
. New York: Nova Science Publishers; 2014.
2013
Obonyo FO, Maingi N, Githigia SM, Ng’ang’a CJ.
"
Farming practices and risk factors for transmission of helminths of free range pigs in Homabay District, Kenya
."
Livestock Research for Rural Development.
. 2013;25.
Obonyo_et_al_2013.pdf
C. W. Hungu, P. K. Gathumbi, Maingi N, Ng’ang’a CJ.
"
Production characteristics and constraints of rabbit farming in Central, Nairobi and Rift-valley provinces in Kenya
."
Livestock Research for Rural Development
. 2013;25.
1_hungu_et_al_2013.pdf
J. M. Kagira, P. N. Kanyari, N. Maingi, S. M. Githigia, Ng’ang’a C, J.Gachohi.
Relationship between the Prevalence of Ectoparasites and Associated Risk Factors in Free-Range Pigs in Kenya.
. Hindawi Publishing Corporation; 2013.
3_kagira_et_al_2013.pdf
2012
Obonyo FO, Maingi N, Githigia SM, Nganga CJ.
"
Prevalence, intensity and spectrum of helminths of free range pigs in Homabay District, Kenya
."
Livestock Research for Rural Development
. 2012;24.
4_obonyo_et_al_2012.pdf
Kagira JM, Kanyari PN, Githigia SM, Maingi N, Ng’ang’a JC, Gachohi JM.
"
Risk factors associated with occurrence of nematodes in free range pigs in Busia District, Kenya
."
Trop Anim Health Prod
. 2012;44:657-664.
5_kagira_et_al_2012.pdf
2011
Karanja DN, Ngatia TA, Wabacha JK, Bebora LC, Nganga CJ.
"
Pathogenic effects associated with natural gastrointestinal helminth infections in pigs in Kenya
."
Bulletin of Animal Health and Production in Africa
. 2011;59:53-59.
6_karanja_et_al_2011.pdf
2010
Kagira JM, Maingi N, Kanyari PWN, Githigia SM, Nganga JC, Gachohi JM.
"
Characteristics of pig trade in low income settings in Busia District, Kenya
."
Tanzanian Veterinary Journal
. 2010;27:27-36.
10_kagira_et_al_2010_3.pdf
Kagira JM, Kanyari PWN, Maingi N, Githigia SM, Nganga JC, Karuga JW.
"
Characteristics of the smallholder free-range pig production system in western Kenya
."
Tropical Animal Health and Production
. 2010;42:865-873.
9_kagira_et_al_2010_2.pdf
Kagira JM, Githigia SM, Nganga JC, Kanyari PWN, Maingi N, Gachohi JM.
"
Prevalence of gastrointestinal protozoa and association with risk factors in free-range pigs in Kenya
."
Journal of Protozoology
. 2010;20:1-9.
7._kagira_et_al_2010.pdf
Kagira J.M, Maingi. N, Kanyari. P.W.N, Githigia S.M., J. C. Ng’ang’a, Gachohi. JM.
"
Seroprevalence of Cysticercus cellulosae and associated risk factors in free-range pigs in Kenya
."
Journal of Helminthology
. 2010;84:398-403.
8_kagira_et_al_2010_1.pdf
2009
Nganga CJ, Maingi N, Kanyari PWN, Munyua WK.
"
The effects of anthelmintic treatments against gastrointestinal nematodes on the performance of breeding ewes and lambs on pastures in semi-arid Kenya
."
Tropical Animal Health and Production
. 2009;41:921-926.
11_nganga_et_al_2009.pdf
2008
Nganga CJ, Gakuya DW, Sabuni AZ, Waruiru RM, Musaa BS.
"
Evaluation of the anthelmintic efficacy of Calliandra calothyrus and Leucaena trichandra against multiple anthelmintic resistance nematodes in sheep
.". In:
6th Biennial Scientific Conference of the Faculty of Veterinary Medicine, University of Nairobi
. Nairobi, Kenya; 2008.
NGANGA C. J, D.N. Karanja, Mutune. MN.
"
The prevalence of gastrointestinal helminth infections in pigs in Kenya
."
Tropical Animal Health and Production
. 2008;40:331-334.
12_nganga_et_al_2007.pdf
Website
2007
D.W. Gakuya, C.J. Ng'ang'a, Karanja DN, J.K.Wabacha, Mutune. MN.
"
Multiple anthelmintic resistance on a sheep farm in Kenya and its implication for helminth control
."
Bulletin of Animal Health and Production in Africa
. 2007;55:226-230.
13_gakuya_et_al_2007.pdf
2006
Nganga CJ.
"
Multiple anthelmintic resistance on a sheep farm in Kenya and its implication for helminth control
.". In:
5th Biennial Scientific Conference of the Faculty of Veterinary Medicine, University of Nairobi
. Nairobi, Kenya; 2006.
Nganga CJ, Kanyari PWN, Maingi N, Munyua WK.
"
The effect of weather on the occurrence and magnitude of periparturient rise in trichostronglyid nematode egg output in Dorper ewes in a semi-arid area of Kajiado District of Kenya
."
Tropical Animal Health and Production
. 2006;38(5):389-395.
15_ngangan_et_al_2006.pdf
Website
Nganga CJ, Maingi N, Kanyari PWN, Munyua WK.
"
Seasonal patterns of gastrointestinal nematode infections in sheep in a semi-arid area of Kajiado District of Kenya
."
Bulletin of Animal Health and Production in Africa
. 2006;54:1-6.
14_nganga_et_al_2006.pdf
2005
NGANGA C. J, Maingi, N., Kanyari. PW.N, Munyua WK.
"
Epidemiology and control of gastrointestinal nematodes in Dorper lambs in a semi-arid area of Kajiado District of Kenya
."
The Kenya Veterinarian
. 2005;29:64-66.
16_nganga_et_al_2005.pdf
2004
Nganga CJ.
"
Epidemiology and control of gastrointestinal nematode infections in Dorper lambs in a semi-arid area of Kajiado District
.". In:
4th Biennial Scientific Conference of the Faculty of Veterinary Medicine, University of Nairobi
. Nairobi, Kenya; 2004.
NGANGA C. J, Maingi. N, Kanyari PWN, Munyua WK.
"
Development, Survival and Availability of Gastrointestinal Nematodes of Sheep and Pastures in a Semi-arid Area of Kajiado District of Kenya
."
Veterinary Research Communications
. 2004;28(6):491-501.
19_nganga_et_al_2004_3.pdf
Website
NGANGA C. J, N. Maingi, N. MUNYUA, Kanyari PWN.
"
Epidemiology of gastrointestinal helminths infections in Dorper sheep in a semi-arid area of Kenya
."
Onderstepoort Journal of Veterinary Research
. 2004;71(3):219-226.
18_nganga_et_al_2004_2.pdf
Website
Ng'ang'a CJ, Maingi N, Kanyari PWN, Munyua WK.
"
Gastrointestinal nematode infections in dorper lambs in a semi-arid area of Kajiado District of Kenya
."
Bulletin of Animal Health and Production in Africa
. 2004;52(3):160-166.
20_nganga_et_al_2004_4.pdf
Website
NGANGA C. J, Munyua. W.K, Maingi. N, Kanyari. P.W.N.
"
Occurrence of peri-parturient rise in trichostrongylid nematode egg output in Dorper ewes in a semi-arid area of Kajiado District of Kenya
."
Acta Tropica
. 2004;92(3):213-218.
17_nganga_et_al_2004_1.pdf
Website
2003
Nganga CJ.
"
Effects of seasons on the occurrence of peri- parturient rise in trichostrongylid nematode egg output in Dorper ewes in a semi-arid area of Kajiado District of Kenya
.". In:
12th Annual meeting of the ENRECA Livestock Helminths Research Project in Eastern & Southern Africa
. Morogoro, Tanzania; 2003.
2002
C.J. N'ang'a.
Epidemiology and control of gastrointestinal helminth infection in sheep in a semi-arid area of Kajiado District of Kenya
. Nairobi: University of Nairobi; 2002.
phd_thesis_-_dr._chege.pdf
2001
Nganga CJ.
"
Strategic use of anthelmintics in the control of gastrointestinal nematodes in breeding ewes in a semi-arid area of Kenya
.". In:
10th Annual meeting of the ENRECA Livestock Helminths Research Project in Eastern & Southern Africa
. Nairobi, Kenya; 2001.
1998
Munyua W k;, C.J. Ng'ang'a, Ngotho JW.
"
Efficacy of ivermectin delivered from a sustained-release bolus against gastrointestinal nematodes in field grazing calves in Nyandarua district of Kenya
."
Veterinary Parasitology
. 1998; 76(1-2):105-119.
21_munya_el_al_1998.pdf
Website
1996
Kanyari. P.W.N, Munyua. W.K, Ng'ang'a. C.J, J.W. N.
"
Epidemiology of bovine Toxocara vitulotum in faecal and milk samples in an endemic district of Kenya
."
Bulletin of Animal Health and Production in Africa
. 1996;44:255-256.
22_kanyari_et_al_1996.pdf
1994
Ng'ang'a, C.J., Munyua, W.K., Kanyari PW.
"
Recovery and identification of Besnoitia and other coccidia from cat faeces around Kabete in Kenya
."
Bulletin of Animal Health and Production in Africa
. 1994;42:187-191.
26_nganga_et_al_1994_4.pdf
Ng'ang'a CJ, Kasigazi S.
"
Caprine besnoitiosis: Studies on the experimental intermediate hosts and the role of the domestic cat in transmission
."
Veterinary Parasitology
. 1994;52:207-210.
24_nganga_et_al_1994_2.pdf
Website
Nganga CJ, Kanyari PW, Munyua WK.
"
Isolation of Besnoitia wallacei in Kenya
."
Veterinary Parasitology
. 1994;52:203-206.
25_nganga_et_al_1994_3.pdf
Website
Nganga CJ, Karanja DN, Wandera JG.
"
Obstructive urolithiasis in a herd of pigs in Kenya
."
Bulletin of Animal Health and Production in Africa
. 1994;42:77-78.
23_nganga_et_al_1994_1.pdf
1992
Nganga CJ.
Investigation of the involvement of the domestic cat in the cyclic transmission of caprine Besnoitia
.; 1992.
msc_thesis_-_dr._chege.pdf
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Recent Publications
Causes of organ condemnations in cattle at slaughter and associated financial losses in Siaya County, Kenya.
Infection dynamics of gastrointestinal helminths in sympatric non-human primates, livestock and wild ruminants in Kenya
Laboratory and field evaluation of entomopathogenic fungi for the control of amitraz-resistant and susceptible strains of Rhipicephalus decoloratus
Varroa destructor, a cause of decreased honey production in Samburu North District, Samburu County Kenya
An outbreak of acute helminthosis in a sheep and goat farm in Machakos County
Evaluation of anthelmintic efficacy of selected medicinal plants traditionally used in Loitoktok, Kenya
more