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Now showing items 521-530 of 541
Social economic factors influencing organic farming by smallholders:(the case of vihiga District, Kenya
(University of Nairobi, 2006)
The study was motivated by the need to ascertain whether organic farming is suitable and
relevant as alternative means to improved small-holder livelihood \ with a view of
contributing to policy and programs targeting ...
Incidence of potato (solanum tuberosum l.) viruses and effect of maize border crop placement on aphids and virus II diseases
(University of Nairobi, 2009)
A survey was carried out using structured questionnaire in six districts and twelve markets to
establish seed potato production practices and incidence of potato viruses in farmers' produced
seeds. Samples of potato ...
Effect of soil fertility amelioration and host plant resistance on damage by bean-flies in common beans
(2004-07)
Field and pot studies were conducted between 2000 and 2002 at Kenya
Agricultural Research Institute (KARl) Kisii and the University of Nairobi, Kabete
Campus Field Station to asses the effect of fertilizer application ...
Influence of soil parent materials on potassium availability to maize in western Kenya
(University of Nairobi, 2006)
Potassium (K) deficiency is an emerging problem in intensively cropped soils of Kenya; which
contradicts a hitherto existing belief that Kenyan soils have adequate K to meet crop needs. The
emerging K deficiency is ...
Characterization of aminoglycoside and chloramphenicol resistance in escherichia coli and salmonella enterica serotypes from some food animals in Kenya
(University of Nairobi, 2006)
The emergence of antimicrobial resistance among pathogenic and commensal bacteria
has become a serious problem worldwide and an understanding of the molecular mechanisms
by which it emerges and spreads is crucial in ...
Isolation of soil actinomycetes, characterization and screening of their antibiotics against economically important plant pathogens
(University of Nairobi, 2000)
Forty one actinomycete isolates were isolated from soils collected in three different sites
namely cultivated land, pasture land and cattle shed. The cattle shed had the highest number
of actinomycetes with 19 followed ...
Genetic diversity in Tanzanian pigeonpea [cajanus cajan (L.) millsp.J landraces
(University of Nairobi, 2007)
A total of 123 pigeonpea landraces from farmers' fields in four pigeonpea growing regions (low
altitude Coastal , Eastern and Southern plains and Northern highlands) of Tanzania were
characterized for 16 qualitative and ...
Evaluation of livelihood , soil and water resources in smallholder irrigation schemes along the Tana river in Garissa District
(2009-02)
One of the major problems, facing the world today is that of meeting the food security
needs of an ever-increasing population over a limited arable land. To overcome this
problem, one option has been opening up more land ...
Screening local and exotic varieties of tomato (lycopersicon esculentum) for tolerance to waterlogged soils
(University of Nairobi, 2001)
Three pot experiments were conducted to determine the effects of waterlogging on
morphological and physiological traits, yields and the production of ethylene from leaves
of local and exotic varieties of tomato. To study ...
Factors associated with nutritional status of children in Kitui and Mwingi districts during drought
(University of Nairobi, 2003)
A study was, carried out in two districts of Kitui and
Mwingi affected by drought in 1997. The main objective
of the study was to determine the nutritional status of
children aged 6 - 59 months and factors affecting ...