Journal Articles: Recent submissions
Now showing items 3641-3660 of 29885
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Mixed cropping research at Kabete
(University of Nairobi, 1975)In field trials in 1972-4, maize cv. Katumani Composite B in the short rainy season and Hybrid 511 in the long rainy season were grown in pure stands or in mixture with potatoes or with beans (Phaseolus vulgaris) cv. ... -
Studies in mixed cropping. 2. Population pressures in maize-bean mixtures.
(University of Nairobi, 1977)In a trial in the long-rains season of 1974, maize/bean (Phaseolus vulgaris) mixtures and pure stands of each crop sown at low, medium or high plant densities were compared. Grain/seed yields of maize and beans in pure ... -
Studies in mixed cropping. 1. Seasonal differences in relative productivity of crop mixtures and pure stands in the Kenya Highlands.
(University of Nairobi, 1977)In a trial during 4 cropping seasons in 1972-4 at Kabete, yields of maize/bean (Phaseolus vulgaris) and maize/potato mixtures grown in alternate rows were compared with pure stands of the component species. In seasons with ... -
The effect of time of planting on four bean (Phaseolus vulgaris) genotypes in Kenya.
(University of Nairobi, 1980)4 P. vulgaris genotypes were compared at 3 sowing dates during 1 season (April-June 1976) and 4 sowing dates during a 2nd season (Nov. 1976-Jan. 1977). Yield declined with delay in sowing in both seasons, but in the 2nd ... -
Changes in Testicular Leydig Cells and in Plasma Testosterone Levels Among Seasonally Breeding Rock Hyrax
(University of Nairobi, 1973-05)Seasonal changes in plasma testosterone levels and in various testicular parameters were studied in 41 adult male rock hyrax (Procavia habessinica). Among animals collected during the annual breeding season, testis weights ... -
Comparative Observations on Intertubular Lymphatics and the Organization of the Interstitial Tissue of the Mammalian Testis
(University of Nairobi, 1973-12)The interstitial tissue of the testis has been studied in some 14 mammalian species and compared with respect to the abundance of Leydig cells and loose connective tissue, the degree of development and location of the ... -
Relationship between blood levels of testosterone and accessory sex gland weights in impala (Aepyceros melampus)
(University of Nairobi, 1972-08)1. In twenty-two male impala, plasma testosterone levels have been compared with weights of seminal vesicles and bulbourethral glands. 2. The results show that single measurements of circulating testosterone are ... -
Chronic hypertension in rabbits induced by bilateral placement of rigid casts around the carotid sinus regions
(University of Nairobi, 1972)Blood pressure was measured by the ear capsule method in 12 conscious rabbits. After a two-week control period, at operation under anaesthesia rapid-setting dental cement casts were placed bilaterally around the carotid ... -
An inhibitory effect of prolactin on the response of rat myometrium to cxytocin
(University of Nairobi, 1973) -
Effect of intravenous prolactin infusion on arterial blood pressure in rabbits
(University of Nairobi, 1973)The effects of intravenous infusions of prolactin on the arterial pressures of decerebrate rabbits were studied. Four groups of animals were used, controls which received saline only and three groups which received prolactin ... -
Effects of design and site management factors on the completion of Sondu-Miriu hydropower project in Kisumu County, Kenya
(University of Nairobi, 2015)Infrastructural projects are successful when competed within scheduled timeframe, allocated budget and specified quality. Delay is a critical challenge world over, leading to cost and time overruns, as well as abandonment ... -
New pneumococcal conjugate vaccine introductions in four sub-Saharan African countries: a cross-country analysis of health systems’ impacts
(University of Nairobi, 2015-09)Background: Pneumonia is a main cause of under-five mortality in low-income settings. The pneumococcal conjugate vaccine (PCV) has been introduced in many countries as a tool in the disease’s prevention. Although PCV’s ... -
When we are together I feel at home." Types and sources of social support among youth newly diagnosed with HIV in Kenya: implications for intervention
(University of Nairobi, 2015-09)Social support helps youth manage psychosocial stress. Though many studies have investigated the role of social support in helping youth in developed countries cope with their HIV status, such research is lacking among ... -
The effect of strategy implementation on performance of Kenya state corporations
(University of Nairobi, 2015-09-30)Strategy implementation has been established to influence organizational performance. The main objective of the study was to establish the influence of str ategy implementation on performance of Kenyan ... -
Application of IS-balanced scorecard in performance measurement of e-government services in Kenya
(University of Nairobi, 2015)This research applied the Balanced Scorecard concept to audit performance of e-Government services at Kenya Revenue Authority. An analysis was made on how KRA developed performance measurement data. A systematic study of ... -
Perception of marketing as a determinant of growth among micro, small and medium enterprises in Mavoko Municipality, Machakos, County, Kenya
(University of Nairobi, 2015)This study sought to establish the determinants of growth among the micro, small and medium sector enterprises in Mavoko municipality, Machakos county, Kenya. Descriptive crosssectional survey design was used with a semi ... -
Work life balance practices adopted in horticultural farms in Kenya
(University of Nairobi, 2015)Organisations in modern day competitive world can only perform at optimal levels if each employee is committed to the organisation's objectives and works as an effective team member. An inability to create a balance ... -
Prediction of Consistent Stock Performance and Low Stock Price Movement in Nairobi Securities Exchange Using underlying Firm Characteristics
(University of Nairobi, 2015)Stock markets that are efficient generate prices in a random manner which causes high stock price movement or volatility. Low stock price movement implies consistent stock performance and the existence of anomalies in ... -
Invasive squamous-cell cervical carcinoma and combined oral contraceptives: Results from a multinational study
(University of Nairobi, 1993)Data from a hospital-based case-control study collected in 11 participating centers in 9 countries were analyzed to determine whether use of combined oral contraceptives alters risk of invasive squamous-cell cervical cancer. ... -
Arterial blood supply variation in the anterior midline mandible: Significance to dental implantology
(University of Nairobi, 2015-07-02)Background Inter-foraminal implant placement poses a risk to the sublingual artery as it enters the mandibular midline lingual foramen. Lack of consensus on the source of this artery poses a dilemma to surgeons during ...