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Found: 67 | Record 1-67 |
Kaaya, A.N.; Namutebi, A.; Tujjunge, J. (2002) | |
Chemical and nutrient composition of tomato varieties grown in Uganda | |
Uganda Journal of Agricultural Sciences. Volume 7 #2. June. p. 19-22. |
Zinabu G-M.; Zerihun D. (2002) | |
The chemical composition of the effluent from Awassa textile factory and its effects on aquatic biota | |
Sinet. Volume 25 #2. December. p. 263-274. |
Fabiyi, F.A.S.; Adediran, G.O.; Olatunji, M.A. (2001) | |
Application of copper (II) catalysis of the oxidation of 2-hydrazino pyridine by hydrogen peroxide: a kinetic method of analysis | |
Bulletin of the Chemical Society of Ethiopia. Volume 15 #1. June. p. 9-14. |
Masamba, W.R.L. (2001) | |
Detection of trace amounts of chemical warfare agents in paint by gas chromatography and gas chromatography-mass spectrometry | |
Malawi Journal of Science & Technology. Volume 6. August. p. 47-55. |
Alemayehu M.; Tarekegn G. (2000) | |
Chemical investigation of the leaves of moringa stenopetala | |
Bulletin of the Chemical Society of Ethiopia. Volume 14 #1. June. p. 51-55. |
Ameka, G.K.; De Graft-Johnson, K.A.A.; Akuamoah, R.K. (2000) | |
A review of the chemical status of the Weija Lake | |
Journal of the Ghana Science Association. Volume 2 #2. p. 136-147. |
Asiedu, E.A.; Powell, A.A.; Stuchbury, T. (2000) | |
Cowpea seed coat chemical analysis in relation to storage seed quality | |
African Crop Science Journal. Volume 8 #3. September. p. 283-294. |
Dambatt, B.B.; Ogah, S.U. (2000) | |
Extraction and characterization of oil from the seed of sesbania sesban Linn shrubs | |
Discovery and Innovation. Volume 12 #3-4. December. p. 153-157. |
Mwaura, F. (2000) | |
A spatio-chemical survey of hydrogeothermal springs in Lake Elementaita, Kenya | |
Discovery and Innovation. Volume 12 #1-2. June. p. 73-79. |
Negussie M.; Theodros S.; Chandravanshi, B.S.; Jönsson, J.Ä. (2000) | |
Sample clean-up, enrichment and determination of s-triazine herbicides from southern Ethiopian lakes using supported liquid membrane extraction | |
Bulletin of the Chemical Society of Ethiopia. Volume 14 #1. June. p. 9-24. |
Olajire, A.A.; Olanipekun, E.O. (2000) | |
Total and leachable phosphorous in urban street tree leaves | |
Bulletin of the Chemical Society of Ethiopia. Volume 14 #1. June. p. 91-95. |
Olajire, A.A.; Oderinde, R.A. (2000) | |
Characterization of Nigerian crude oil aliphatics by gas chromatographic technique | |
Discovery and Innovation. Volume 12 #1-2. June. p. 60-66. |
Rajab, M.S.; Ndengwa, J.M. (2000) | |
11a-hydroxy muzigadiolide, a novel drimane sesquiterpene from the stem bark of warburgia ugandensis | |
Bulletin of the Chemical Society of Ethiopia. Volume 14 #1. June. p. 45-49. |
Tamboue, H.; Fotso, S.; Ngadjui, B.T.; Dongo, E.; Abegaz, B. (2000) | |
Phenolic metabolites from the seeds of canarium schweinfurthii | |
Bulletin of the Chemical Society of Ethiopia. Volume 14 #2. December. p. 155-159. |
Funtua, I.I.; Oladipo, M.O.A.; Okujeni, C.D. (1999) | |
Multielement geochemistry of uranium ores from north eastern Nigeria | |
Discovery and Innovation. Volume 11 #3-4. December. p. 193-198. |
Negussie R.; Neilson, R.H. (1999) | |
Synthesis and characterization of some derivatives of 2-t-butyl-1,3,2-diazaboracyclohexane ring system | |
Bulletin of the Chemical Society of Ethiopia. Volume 13 #1. June. p. 51-55. |
Nguyen, K.T.; Moorman, R.; Kuykendall, V. (1999) | |
Determination of N-octyl bicycloheptene dicarboximide, pyrethrins, and butylcarbityl 6-propylpiperonyl ether in technical materials, concentrates, and finished products by capillary gas chromatography: collaborative strudy | |
Pyrethrum Post. Volume 20 #3. December. p. 101-118. |
Obaleye, J.A.; Orjiekwe, C.L.; Edwards, D.A. (1999) | |
Cobalt (II) and nickel (II) complexes of 1,5-dicinnamyl-2,4-diaza-1,3,5-pentanetrione | |
Bulletin of the Chemical Society of Ethiopia. Volume 13 #1. June. p. 31-37. |
Tesfaye G.; Worku L. (1999) | |
Sanitary chemical analysis of protected springs in Jimma zone, southwestern Ethiopia | |
Ethiopian Journal of Health Development. Volume 13 #1. April. p. 45-48. |
Ermias D.; Solomon H.; Daniel B.; Tadele W. (1998) | |
Constituents of the essential oil of thymus schimperi | |
Bulletin of the Chemical Society of Ethiopia. Volume 12 #1. June. p. 79-82. |
Idowu, A.B.; Modder, W.W.D. (1998) | |
Preliminary chemical analysis of the repellant secretion of the African variegated grasshopper, zonocerus variegatus | |
Insect Science and its Application. Volume 18 #2. April-June. p. 129-137. |
Kamau, G.N.; Njoroge, M.; Njau, M. (1998) | |
Determination of fluoride in different toothpaste formulations | |
Kenya Journal of Sciences. Series A, Physical and Chemical Sciences. Volume 11 #1. p. 133-140. |
Owuor, P.O.; Obanda, M. (1998) | |
The use of chemical parameters as criteria for selecting for quality in clonal black tea in Kenya: achievements, problems and prospects: review | |
Tea. Volume 19 #1. July. p. 49-58. |
Pereka, A.E.; Phiri, E.C.J. (1998) | |
Mineral content in soils and pasture grasses at Asas Farm, Iringa, Tanzania | |
Tanzania Veterinary Journal. Volume 18 #2. June. p. 101-109. |
Younis, Y.M.H.; Senait G. (1998) | |
Characteristics and chemical composition of the oil of cucurbita pepo seeds | |
Bulletin of the Chemical Society of Ethiopia. Volume 12 #1. June. p. 83-86. |
Deng, R.M.K.; Sethatho, D.T. (1997) | |
The preparation and characterisation of [Co(py)4C7H4SO3NCI]CI.H2O | |
Bulletin of the Chemical Society of Ethiopia. Volume 11 #2. December. p. 155-158. |
Gosse, B.K.; Bryson, T.A.; Gokou, T. (1997) | |
Novel triterpenes from alstonia boonei and anthocleista nobilis | |
Bulletin of the Chemical Society of Ethiopia. Volume 11 #2. December. p. 159-161. |
International Union of Pure and Applied Chemistry (1997) | |
Special report: research and training in medicinal chemistry in South and Central American countries and Sub-Saharan Africa | |
Bulletin of the Chemical Society of Ethiopia. Volume 11 #2. December. p. 163-169. |
Othieno, C.O.; Wanyoko, J.K.; Owuor, P.O.; Lang'at, J.K. (1997) | |
Effects of and rates of rock phosphate and triple super phosphate fertilizers on soil and leaf nutrient contents and yields of clonal replanted tea in Kericho, Kenya | |
Tea. Volume 18 #1. July. p. 32-41. |
Puchooa, D.; Erigadoo, P.; Wan Chow Wah, Y.F. (1997) | |
A comparison between analytical sucrose and table sugar in the tissue culture of saintpaulia ionantha | |
Revue agricole et sucrière de l'île Maurice. Volume 76 #2. mai-août. p. 7-16. |
Wanyoko, J.K.; Othieno, C.O.; Mwakha, E.; Cheruiyot, D.K. (1997) | |
Effects of types and rates of nitrogen fertilizer on leaf nutrients contents of seedling tea in Nandi Hills, Kenya | |
Tea. Volume 18 #1. July. p. 21-31. |
Fleischer, J.E.; Kawamoto, Y.; Shimojo, M.; Goto, I.; Masuda, Y. (1996) | |
Studies on the variations in the chemical composition of leucaena (Leucaena leucocephala (Lam.) during ensiling | |
Ghana Journal of Agricultural Science. Volume 29 #2. p. 27-32. |
Kariuki, N.; Were, O.; Ombaka, O. (1996) | |
Investigations of taraxasterol in relation to gelling of pyrethrum extracts | |
Pyrethrum Post. Volume 19 #3. December. p. 92-107. |
Obanda, M.; Owuor, P.O.; Taylor, S.J. (1996) | |
Chemical composition of some Kenyan black teas and their probable benefits to human health | |
Tea. Volume 17 #1. July. p. 20-26. |
Tsige-Yohannes H.; Steinbach, J. (1996) | |
The chemical composition and sources of variation of coffee pulp | |
Ethiopian Journal of Agricultural Sciences. Volume 15 #1-2. December. p. 113-120. |
Alemayehu A. (1995) | |
Protein contents of twelve tef genotypes | |
Sinet. Volume 18 #2. December. p. 221-233. |
Nigist A.; Berhanu A.G. (1995) | |
Chemical constituents of the essential oils of zingiber officinale Roscoe cultivated in Ethiopia | |
Sinet. Volume 18 #1. June. p. 133-137. |
Mandima, J.J. (1994-1995) | |
Some limnological and ecological aspects of the Cabora Bassa Reservoir, Mozambique | |
Annual Report (University Lake Kariba Research Station). p. 8-20. |
Kande M.; Lukumu M.K.; Ilunga M.; Matamba M. (1994) | |
Diagnostic foliaire et détermination de la valeur nutritive des graines et des propriétés physico-chimiques de l'huile de cucumeropsis mannii naud. (Kokorico) | |
Annales de la Faculté Polytechnique. Volume 4 #1. p. 61-71. |
Kasongo, M.; Kabengele, M.; Kamwevu, N. (1994) | |
De la cubanite dans le gisement de Kipushi: problématique de l'âge de la mise en place de la minéralisation | |
Annales de la Faculté Polytechnique. Volume 4 #2. p. 81-90. |
Kelbessa U.; Alemu F.; Yetimegeta M. (1994) | |
Effect of germination on the chemical composition of grass pea (lathyrus sativus) | |
Ethiopian Journal of Agricultural Sciences. Volume 14 #1-2. June. p. 96-103. |
Mwamba N.; Dille, J.; Binene M. (1994) | |
Etude de la cémentation en caisse de l'acier CK 15 ( utilisé aux ATC/OCS-Lubumbashi) à l'aide des céments locaux: détermination de la composition chimique optimale du cément local | |
Annales de la Faculté Polytechnique. Volume 4 #2. p. 1-28. |
Yesek W.; Sinknesh E. (1994) | |
Some chemical constituents of selected water resources in and around Addis Ababa and Ambo | |
Ethiopian Journal of Health Development. Volume 8 #2. August. p. 97-102. |
Abukutsa, M.O.; Chweya, J.A.; Mochoge, B.O.; Onyango, J.C. (1993) | |
Effect of nitrogen sources and storage on thiocyanate content of kale (Brassica oleracea var. Acephala) leaves | |
Discovery and Innovation. Volume 5 #4. December. p. 367-371. |
Owuor, P.O.; Wanyoko, J.K.; Othieno, C.O. (1993) | |
Effects of rates and ratios of nitrogenous and potash fertilizers on tea in the eastern highlands of Kenya: Pt. 2. Leaf nutrient contents | |
Tea. Volume 14 #2. December. p. 78-88. |
Vidal, B. (1993) | |
Empirical vector approach to the intensity of the secondary transition of the benzene chromophore: application to natural products | |
Journal de la nature. Volume 5 #1. p. 9-15. |
Miller, D.E.; Kinahan, John (1992-1993) | |
The metallurgical analysis of copper beads and ore from archaeological sites in central Namibia | |
Communications of the Geological Survey of Namibia. Volume 8. p. 67-79. |
Haile G. (1992) | |
The effect of different chemical and physical agents on the viability of Cysticercus Bovis: a preliminary report | |
Ethiopian Medical Journal. Volume 30 #1. January. p. 23-31. |
Kibwage, I.O.; Ogeto, J.O.; Maitai, C.K.; Rutere, G.; Thuranira, J.; Ochieng, A. (1992) | |
Drug quality control work in DARU, observations during 1983-1986 | |
East African Medical Journal. Volume 69 #10. October. p. 577-580. |
Chabalier, P.-F. (1991) | |
Agronomie de la canne à sucre | |
CIRAD à la Réunion. p. 11-13. |
Tyobeka, T.E.; Dlamini, F.M.P.S.; Rasmussen, P.W. (1991) | |
The isolation and identification of volatile constituents from the plant Lippia javanica (Spreng) | |
Swaziland Journal of Science and Technology. Volume 12 #1-2. November. p. 83-88. |
Udoh, A.P.; Thomas, S.A.; Ekanem, E.J. (1991) | |
Optimisation of ashing conditions for the determination of Ca, Mg, and Zn in unused lubricating oils | |
African Journal of Science and Technology. Series B, Science. Volume 5 #2. July. p. 8-12. |
Arene, E.O. (1990) | |
Chemical research and natural resources in Africa | |
African Journal of Science and Technology. Series C, General. Volume 1 #1. June. p. 9-16. |
Bieluonwu, A.U. (1990) | |
Metal complexes of b-diketones: ultraviolet and infrared spectral studies of copper (ll) complexes of 1-phenyl-3-methyl-4-acyl-pyrazolone-5 | |
African Journal of Science and Technology. Series B, Science. Volume 4 #2. July. p. 60-66. |
Enyikwola, O.; Sathiamoorthy, S.S.; Sathiamoorthy, A. (1990) | |
Effect of pepper (Capsicum frutescens) on gastric mucosal mast cell population and histamine concentration in albino rats | |
Discovery and Innovation. Volume 2 #4. December. p. 60-62. |
Kaweme L.; Bilanda N. (1990) | |
Etude de propriétés des sulfates de calcium en vue de leur utilisation dans la fabrication des matériaux céramiques | |
Annales de la Faculté Polytechnique. Volume 3 #1. p. 110-114. |
Muleka K.; Tambwe K.; Maloba K.; Nyembwe K.; Kabanga M. (1990) | |
Effet retardateur des métaux sur l'oxydation de la bière par l'oxygène de l'air | |
Annales de la Faculté Polytechnique. Volume 3 #1. p. 114-122. |
Nnanedu, C.E. (1990) | |
Geochemistry of rare earth elements in Kaswa and Marampa volcanic rocks (Sierra Leone) | |
African Journal of Science and Technology. Series B, Science. Volume 4 #2. July. p. 30-34. |
Ogunniyi, D.S. (1990) | |
Preparation and properties of methylene bis(4-cyclohexil-N, N' tert-butyl peroxycarbamate) | |
African Journal of Science and Technology. Series B, Science. Volume 4 #2. July. p. 56-59. |
Okwute, S.K. (1990) | |
Synthesis of piperine-type amides: IR analysis of triphenylphosphorane crotonate | |
African Journal of Science and Technology. Series B, Science. Volume 4 #2. July. p. 52-55. |
Owuor, P.O.; Orchard, J.E. (1990) | |
Changes in quality and chemical composition of black tea due to degree of physical wither, condition and duration of fermentation | |
Tea. Volume 11 #2. December. p. 109-117. |
Owuor, P.O.; Wanyoko, J.K.; Othieno, C.O. (1990) | |
High rates of nitrogen on tea: Pt.2. Monthly changes in mature leaf nitrogen, phosphorus, and potassium contents | |
Tea. Volume 11 #2. December. p. 90-95. |
Wanyoko, J.K.; Owuor, P.O.; Othieno, C.O. (1990) | |
High rates of nitrogen on tea: Pt.3. Monthly changes on mature leaf calcium, magnesium, manganese and aluminium contents | |
Tea. Volume 11 #2. December. p. 96-100. |
Rwakabishya, I.; Hari, L.; Kibuyagi, A.; Niyonzima, D.D.; Rwanyoye, A.; Ndabahagamye, F.; Ramadhani, M.; Mvukiye, L. (1989) | |
Inventaire phytochimique des plantes de la pharmacopée traditionnelle au Burundi | |
Revue de l'Université du Burundi. Série, Sciences exactes. #8. août. p. 81-105. |
Mtada, O.S.M. (1987) | |
Some physical and chemical properties of sediments from the Devil's Gorge, Zambezi River, Zambia/Zimbabwe | |
Zimbabwe Agricultural Journal. Volume 84 #1. January-February. p. 17-20. |
Kleinpeter, E. (1986) | |
Nmr lanthanide induced shift study of polysite substrates | |
Sinet. Volume 9 #1-2. December. p. 55-65. |
Berhanu A.; Yohannes F. (1985) | |
Chemical constituents of the methanolic extract of the tubers of Impatiens tinctoria A. Rich | |
Sinet. Volume 8 #1-2. December. p. 1-8. |
Search: su=Chemical analysis | ||||||||
Found: 67 | Record 1-67 |
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