Abbreviation: Afr. J. Plant Sci.
Start Year: 2007
Page 1 of 30, showing 20 records out of 586 total, starting on record 1, ending on 20
DOI: 10.5897/AJPS2017.1521[Article Number: E97602863799]
Experimentally induced introgression and selection during domestication and maize (Zea mays L.) improvement involved selection of specific alleles at genes controlling morphological and agronomic traits, resulting in reduced genetic diversity relative to unselected genes. The plant breeder would have to extend crosses to the wild relatives to introduce novel alleles and diversify the genetic base of elite breeding... Read more.
DOI: 10.5897/AJPS2017.1541[Article Number: A51C1F463801]
Barley is a major cereal grown widely and used in several food products, beverage production and animal feed. Being the fourth most important cereal crop in the world and the fifth rank in Ethiopia, it is a cash crop and used as a source of malt by the brewery industries, as food for human and feed for animals. Genetic diversity assessment is a key component in breeding programs. High level of polymorphism,... Read more.
DOI: 10.5897/AJPS2017.1519[Article Number: CB5CFAF63805]
A greenhouse experiment was conducted to study the effect of inoculation of Rhizobium strain and sulphur fertilization on seed and straw yields, nutrients uptake and seedquality protein of two soybean (Glysine max L.) varieties. The experiment consisted of four levels of S (0, 20, 30 and 40 kgha-1), three Rhizobium strains (MAR-1495, SB-6-1-A2and TAL-379) and two soybean varieties (Belessa-95 and Wollo) combined... Read more.
DOI: 10.5897/AJPS2016.1422[Article Number: 9EB03FB63811]
Ecosystem development is related to climatic conditions. To assess the effect of seasonal changes in climate factors on papyrus ecosystem development, community biomass was estimated non-destructively and climate factors recorded in the wetland. Absolute aerial biomass and productivity were not significantly different between wet and dry seasons. Although there was significant vapour pressure deficit change over the... Read more.
DOI: 10.5897/AJPS2017.1536[Article Number: E89C22B63816]
Shea trees identified for agronomical performances were compared through leaf and fruit characteristics. Seventy adult trees were selected using purposive sampling from seven sites along a south-north climatic gradient covering four agro-climatic zones. The effects of two factors (type of performance and site) on leaf and fruit parameters were investigated. Results showed significant effect of the type of the... Read more.
DOI: 10.5897/AJPS2017.1537[Article Number: 1BD148163822]
Fleabane (Conyza spp.) has spread in no-tillage areas of Paraná State (PR), Brazil, and currently represents one of the main challenges related to weed control, particularly during off-season period. For this purpose, two experiments were carried out in Campina da Lagoa (PR) and Floresta (PR) with the aim of assessing the efficacy of herbicide treatments applied to fleabane areas during the off-season period... Read more.
DOI: 10.5897/AJPS2017.1525[Article Number: D4407D563825]
Anemia is one of the most widespread public health problems which mainly affect preschool children. Its prevalence is 60% in Cameroon and due to poverty, many patients turn towards medicinal plants for treatment. This study was designed to compile plants used for the treatment of anemia in the Littoral Region (Douala) of Cameroon and classify them based on their use. An ethnobotanical survey was carried out in December... Read more.
DOI: 10.5897/AJPS2014.1251[Article Number: E909E0663358]
Strychnos spinosa Lam. belongs to the family Loganiaceae. It is a small tree. The morphological and anatomical features of the leaves, stem, flower and fruit were studied. S. spinosa has a cylindrical stem with a pair of spines at irregular spaces. The leaves are opposite, decussate, petiolate with palmate venation. The petals are greenish in colour, tubular with five lobes. There are numerous white... Read more.
DOI: 10.5897/AJPS2016.1512[Article Number: 33EABC363360]
Niger (Guzoita abyssinica) is traditionally very important in the production of oil and as an oilseed crop in Ethiopia. The level of Niger genetic diversity is not studied at molecular level particularly with microsatellite markers which are cost effective, informative and co-dominant. In this study, contrasting samples of 65 Ethiopian Niger germplasm accessions collected from diversified eco-geographic regions were... Read more.
DOI: 10.5897/AJPS2016.1492[Article Number: 46D709F63362]
Onion is one of the most important high market value bulb crops cultivated commercially in most parts of the world. It is the most cultivated and high market value of vegetable crops In Tigray Northern Ethiopia. However, bulb yield of onion is limited due to improper use of plant spacing. Therefore, field experiment was conducted to determine the optimum planting spacing of Onion to maximize its productivity in 2014 and... Read more.
DOI: 10.5897/AJPS2017.1523[Article Number: 79543C463364]
The aim of the present study was to determine the unique molecular markers among, three species of the genus Anthemis and the construction of phylogenetic tree using the random amplified polymorphic DNA-polymerase chain reaction (RAPD-PCR) technique. Genetic diversity was analyzed among 15 populations of three species of Anthemis (Anthemis melampodina, Anthemis, pseudocotula and Anthemis, bornmuelleri), collected from... Read more.
DOI: 10.5897/AJPS2016.1509[Article Number: EBFC3D463369]
The study involved preparation, phytochemical screening and evaluation of antioxidant potentials of the extract of Piper guineense. This was with a view to investigating the possibility of using the plant in the treatment and management of oxidant and inflammatory related disorders. Spices are herbs that contain complex mixtures of phytochemicals which give characteristic odours, flavours and protect living systems from... Read more.
DOI: 10.5897/AJPS2016.1494[Article Number: 65AC34162893]
Stevia rebaudiana Bert. is a non-caloric sweetener plant of medicinal and commercial values. This study was performed to micropropagate Stevia and improve its ability to withstand the sudden shocks of the environmental changes during acclimatization by using endomycorrhizae and/or Pseudomonas fluorescens. In vitro establishment of Stevia was superior by culturing shoot tips and nodal segments of mature plants on... Read more.
DOI: 10.5897/AJPS2016.1476[Article Number: 3617BFB62897]
Seven sorghum genotypes obtained from Melkassa Agricultural Research Center and local check collected from Assosa district were evaluated in randomized complete block design with three replications under farmers’ participatory selection scheme in western part of Ethiopia during 2013 main cropping season. The objectives of this experiment were to select superior intermediate sorghum varieties in the study area and... Read more.
DOI: 10.5897/AJPS2017.1517[Article Number: C44669E63323]
Groundnut is an important component of the diet of both rural and urban populations in the Sub-Saharan Africa. The national average pod yield is 0.25 t/ha which is far less than the global average. The diverse environmental conditions of Zimbabwe make selection and release of stable groundnut genotypes a challenge, mainly due to genotype x environment interaction (GEI). Twenty-five groundnut genotypes were evaluated to... Read more.
DOI: 10.5897/AJPS2016.1497[Article Number: 46A34D763326]
Virus infection in potato reduces yield through seed degeneration. This can be reduced by use of virus-free seed tubers. However, novel approaches are required to ensure availability of virus-free stocks, especially in developing countries where the seed potato system are evolving. Consequently, a laboratory experiment was conducted at Kachwekano ZARDI in Uganda to evaluate and determine appropriate procedures for... Read more.
DOI: 10.5897/AJPS2016.1450[Article Number: 2EB2FF262609]
Leaf rust (Puccinia triticina Eriks) is the most common rust disease of wheat in wheat-producing areas of Ethiopia. The use of cultivars with durable resistance is the most economical way of controlling the disease. Field experiments were conducted at Ambo Plant Protection Research Center, Ethiopia during 2013 to 2014 main cropping seasons to reveal variability for field based slow rusting resistance to leaf rust among... Read more.
DOI: 10.5897/AJPS2016.1485[Article Number: 33672C362611]
Quality seed potato is a key factor in enhancing potato yields in Uganda. Available disease-free seed potato accounts for less than 5% of the whole potato seed market demand in Uganda leaving 95% as seed availability gap. This study was conducted to explore the potential of using farmer managed screen houses to alleviate the seed potato availability gap that exists in Uganda. Six screen houses of 7 m × 14 m each... Read more.
DOI: 10.5897/AJPS2016.1464[Article Number: 4B6E27E62320]
Phaseolus vulgaris L. (Leguminosae) is a crop widely distributed in all parts of the world. In Ethiopia, common bean is cultivated as a source of protein for local consumption and for export. Mostly, it grows in the warm and lowland areas of the country. The aim of this research was to identify and investigate the performance and genetic potential of P. vulgaris varieties in raya valley of southern tigray. Twelve... Read more.
DOI: 10.5897/AJPS2016.1449[Article Number: 939503A62322]
Turcicum leaf blight (TLB) (Exserohilum turcicum) is a major disease affecting maize production in western Ethiopia. The objectives of this study were to determine the effect of maize varieties integrated with fungicides on epidemics of turcicum leaf blight; to determine the effect of turcicum leaf blight severity on yield and yield components of maize; and to assess the cost and benefit of using fungicides. The field... Read more.
Page 1 of 30, showing 20 records out of 586 total, starting on record 1, ending on 20