Welcome to International Network for Natural Sciences

Dr. George Timothy Ogweno Opande

Editor

Dr. George Timothy Ogweno Opande

Professor

Department of Botany

Maseno University

Maseno, KENYA

Contact Information

Call: +254715847663

Email: opandeg@gmail.com

KENYA

PUBLICATIONS
  • PhD thesis;

Opande George Timothy; (2002), Distribution of the water hyacinth Eichhornia crassipes [Mart] Solms, its carpet characteristics, some of its diseases and pests in the Winam gulf (L. Victoria).” (A thesis submitted for award of degree of PhD to Maseno University, Maseno, Kenya).

 

  • Selected publications in international scientific journals;

 

  1. Opande GT., Onyango JC. and Wagai SO., (2004); “The water hyacinth (Eichhornia crassipes [Mart.] Solms.), its socio-economic effects, control measures and resurgence in the Winam gulf”; In Limnologica 34 pp 105-109 (2004).
  2. Opande GT., Were OJ. and Arama P. (2013); “Use of soil streptomycetes from Maseno (Kenya) to inhibit growth of Pyricularia grisea invitro cultures”, In; Journal of Agriculture and Veterinary science; 6 (1) pp 1-3 (2013).

 

  1. Okach D. O., Opande GT. and Nyunja AR., (2013), “Phytochemical screening of medicinal Lamiaceae and their role in traditional medicine in Uriri District (Kenya)”. In; International journal of herbal medicine 1 (6) pp 135-143 (2013)
  2. Opande GT., Mutebi C. and Arama PF., (2013), “Innundative biocontrol of water hyacinth (Eichhornia crassipes () Solm. Laubach) using zonate leaf spot (Acremonium zonatum Sawada Gams) fungal agent”. In; Journal of Agriculture and Veterinary sciences; 6 (3) pp 69-71 (2013)

 

  1. Mutebi CM, Arama PF., Opande GT. and Buyela D. (2014); “Reviewing the sustainable management of water hyacinth in Lake Victoria, Kenya” Maseno University Journal; 1 pp 238-244(2015)

 

  1. Nyang’anga HT, Okelo WO, Mugivane FI, Mande JD and Opande GT. (2015); “ Extension officers requirements in an artificial intelligent system for diagnosis of maize disease, Kenya” In; Journal of Agriculture and Veterinary sciences; 8 (10) Ver. II (Oct 2015) pp 13-19

 

  1. Nyang’anga HT, Okelo WO, Mugivane FL., Mande JD. and Opande GT (2015); “ Farmers requirements in an artificial intelligent system for diagnosis of maize diseases, Kenya”  In; Journal of Agriculture and Veterinary sciences; 8 (10) Ver. II (Oct 2015) pp 20-31

 

  1. Opande GT, Musyimi DM, Cherono KL, Jiveri BK. and Buyela DK. (2017): “Antimicrobial activities of crude leaf extract of Solanum nigrum on Fusarium oxysporum and Pseudomonas syringae cultures in Maseno (Kenya). In; Journal of Asian scientific research 7(7) pp 271-278

 

  1. Opande GT, Musyimi DM and Kaberia MJ. (2017): “Antimicrobial effects of leaf and root extracts of Crotalaria brevidens on Candida albicans, Staphylococcus aureus and Escherichia coli” In; International Journal of pharmaceutical science Invention 6 (6) (June 2017) pp 33-40

 

  1. Musyimi DM., Opande GT., Chesire J. and Buyela DK; (2017): “Phytochemical and antimicrobial activities of plant extract from Lantana camara Linn on selected soil microorganisms” In: IJRDO Journal of biological sciences 3 (6) pp 18- 35

 

  1. Opande GT., Wagai SO., Onyango JC. and Musyimi DM, (2017) “Carpet characteristics of Eichhornia crassipes [Mart.] Solms (Water hyacinth) in the  Winam gulf  (Lake Victoria, Kenya)”.In; Journal of Asian scientific research 7(7) pp 279-287

 

  1. Opande G, Musyimi DM. and Tirop CS. (2017); “A rich mushroom diversity at Maseno University, Siriba campus, Maseno (Kenya)” In International journal of microbiology and mycology. 6 (1) pp 1-8

 

  1. Opande GT, Musyimi DM, Buyela DK. and Ouko JO. (2017); “Some pathogenic bacteria associated with fresh and smoked Nile perch (Lates niloticus) in Luanda market, Vihiga County (Kenya)”. In; International Journal of pharmaceutical science Invention 6(7) (July 2017) pp 13-17.

 

  1. Opande GT., Musyimi DM. and Muthoni KC. (2017). “Effects of planting depth on seed germination and emergence of Crotalaria brevidens on Maseno soils, Maseno (Kenya)” In; Journal of Agriculture and Veterinary sciences; 10 (8). Ver.1 (Aug 2017) pp 30-34.

 

  1. Opande GT., Musyimi DM. and Nyanganga (2017) “Isolation and identification Rhizoctonia solani on the water hyacinth (Eichhornia crassipes [Mart] Solms. Laubach) in the Winam gulf (Lake Victoria, Kenya).” In Journal of Agriculture and Veterinary sciences; 10 (8) Ver. 1 (Aug 2017) pp 39-43.

 

  1. Opande GT. Mutebi C. and Arama PF.  (2017); “Evaluation of selected Acremonium zonatum  Gams.  Mycoherbicide-oil mixtures for Eichhornia crassipes (Mart.) Solms. Laubach) biocontrol in Lake Victoria (Kenya)”. In; Journal of Agriculture and Veterinary sciences; 10 (8) ver.1 (August 2017) pp 51-53.

 

  1. Musyimi DM, Sikuku PA., Opande GT. and Korir VJ. (2017), “Allelopathic effects of Eucalyptus camaldulensis and Eucalyptus globules leaf extracts mixture on germination and growth of Sorghum” In; Journal of biological science 3 (7)(July 2017) 5 pp 58-78

 

  1. Opande GT, Musyimi DM. and Sikuku PA. (2017) “Investigation of water hyacinth (Eichhornia crassipes [Mart.] Solms-Laubach) phytopathogens in the Winam gulf (Lake Victoria, Kenya)” In; Journal of Agriculture and Veterinary sciences; (In Press).

 

  1. Arum SF, Opande GT and Musyimi DM (2017); “Phytochemical analysis and antimicrobial activity of Carica papaya var. papayi GAV4 bark extracts against Escherichia coli, Staphylococcus aureus and Candida albicans” In International Journal of pharmaceutical science Invention (In Press).

 

  1. Opande GT, Dida M, Onyango P and Wesonga C (2017); “Incidences and severity of maize ear rot disease in Western Kenya”. In International journal of biosciences 10 (2) pp 136-143.

 

  1. Opande GT, Dida M, Onyango P and Wesonga C (2017) “Evaluation and response of selected maize genotypes to Stenocarpella maydis in Maseno farm, Maseno (Kenya)”. In International journal of biosciences. 10 (2) pp 170-175.

 

  1. Onyango P, Opande GT, Nyunja AR. (2017) “Implications of pollen character coding and their diagnostic value in the determination of taxonomic value in the determination of taxonomic resemblance among some indigofera Linn. species”. In International Journal of life sciences research 5(3) (August 2017) pp 107-115

 

 

  1. Buyela DK, Musyimi DM, Miruka D, Opande GT and Pascaline J (2017) “ Isolation and characterization of Ralstonia solanaceaerum strains of tomato wilt disease from Maseno Kenya” In Journal of Asian scientific research (In press)

 

 UNIVERSITY LEVEL TEXT BOOKS PUBLISHED

  1. Opande GT. and Musyimi DM. (2015) ; “University and college students practical manual for biology students; A survey of four kingdoms (1st  ed) (2015)” World science and research publishing

Global Editors

International Network for Natural Sciences

Dr. Khawaja Shafique Ahmad

PAKISTAN

Hajira Road, Shamsabad, Rawalakot

International Journal of Biosciences

International Network for Natural Sciences

Dr. Mohammad Attaullah

PAKISTAN

Khyber Pakhtunkhwa

International journal of Microbiology and Mycology

International Network for Natural Sciences

Dr. Van Ryan Kristopher R. Galarpe

PHILIPPINES

Cagayan de Oro

Journal of Biodiversity and Environmental Sciences

International Network for Natural Sciences

Mr. Muhammad Asghar Hassan

PAKISTAN

Rawalpindi

International Journal of Agronomy and Agricultural Research

International Network for Natural Sciences

Dr. Yannawar Vyankatesh Balajirao

INDIA

Nanded, Maharashtra

Journal of Biodiversity and Environmental Sciences

International Network for Natural Sciences

Dr. Reda Ragab Mohamed Shahin

EGYPT

Gedida

Journal of Biodiversity and Environmental Sciences

International Network for Natural Sciences

Dr. Hind Suhail Abdulhay

IRAQ

Baghdad

Journal of Biodiversity and Environmental Sciences

International Network for Natural Sciences

Dr. George Timothy Ogweno Opande

KENYA

Maseno

Journal of Biodiversity and Environmental Sciences

International Network for Natural Sciences

Dr. Constantin Gabriel-Alexandru

ROMANIA

Splaiul Independentei, Sector 6, Bucharest

Journal of Biodiversity and Environmental Sciences

International Network for Natural Sciences

Dr. Beloulou Laroussi

ALGERIA

Annaba

Journal of Biodiversity and Environmental Sciences

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