African Journal of
Plant Science

  • Abbreviation: Afr. J. Plant Sci.
  • Language: English
  • ISSN: 1996-0824
  • DOI: 10.5897/AJPS
  • Start Year: 2007
  • Published Articles: 686

AJPS Articles

May 2017

Rhizobium inoculation and sulphur fertilizer improved yield, nutrients uptake and protein quality of soybean (Glysine max L.) varieties on Nitisols of Assosa area, Western Ethiopia

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...

Author(s): Zerihun Getachew, Girma Abera and Sheleme Beyene

May 2017

Response of Cyperus papyrus productivity to changes in relative humidity, temperature and photosynthetically active radiation

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...

Author(s): Opio A., Jones B. M., Kansiime F. and Otiti T.

May 2017

Variation of leaf and fruit characteristics of Vitellaria paradoxa (shea tree) according to agronomical performance along south-north climatic gradient in Mali

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...

Author(s): Bokary Allaye Kelly and Oumar Senou

May 2017

Fall management of fleabane based on glyphosate+2, 4-D, MSMA and glufosinate applied isolated or in tank mixture with residual herbicides

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...

Author(s): Antonio Mendes de Oliveira Neto, Jamil Constantin, Rubem Silvério de Oliveira Júnior, Naiara Guerra, Eder Blainski, Hugo de Almeida Dan and Diego Gonçalves Alonso

May 2017

Ethnobotanical survey of medicinal plants used for treating preschool children anemia in an urban setting, Douala-Cameroon

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...

Author(s): Suzanne Sandrine Beack Bayengue, Mathieu Ndomou, Luther Martin Koanga Mogtomo, Rosalie Annie Ngono Ngane and Clergé Tchiegang

May 2017

Sucker multiplication in plantain using chicken manure as a substrate supplement

This study was carried out to evaluate the response of chicken manure (CM) as a substrate supplement for sucker multiplication and its effect on varietal differences in two subgroups of plantain (Apantu, a False Horn and Apem, a French plantain), using well-developed sword suckers. The research was laid out in a 2 x 2 factorial randomized complete block design with two substrates (chicken manure/sawdust mix and sole...

Author(s): Eric Opoku Mensah, Beloved Mensah Dzomeku, Peter Ofori Amoako, Stella Owusu-Nketia and Harrison K. Dapaah

May 2017

Pod yield stability and adaptation of groundnut (Arachis hypogaea L.) genotypes evaluated in multi-environmental trials in Zimbabwe

Twenty-five groundnut genotypes were evaluated to identify the types of Genotype-Environment-Interaction (GEI) for pod yield. Genotypes were evaluated under multi-environmental yield trial conducted in 2013/14 season at five environments. The objectives of the experiment were to: identify genotypes with high pod yield stability, to identify genotypes with specific/wide adaptation, identify groundnut mega environments...

Author(s): Ngirazi N. Savemore, Manjeru P. and Ncube B.

April 2017

Studies on morphology and anatomy of Strychnos spinosa Lam. (Loganiaceae)

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...

Author(s): Chinwe U. Asuzu and Maria O. Nwosu

April 2017

Genetic diversity assessment of Guzoita abyssinica using EST derived simple sequence repeats (SSRs) markers

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...

Author(s): Abebaw Misganaw and Solomon Abera

April 2017

Effect of inter and intra row spacing on the yield and yield components of Onion (Allium cepaL.) at Mehoni District, Northern Ethiopia

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...

Author(s): Gebremeskel Gebrekorkos, Hayelom Berhe and Kasaye Abera

April 2017

Detection of genetic diversity among some species of Anthemis L. (Asteraceae) in Saudi Arabia by using RAPD-PCR analysis

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...

Author(s): Sameer Hasan M. Qari

April 2017

Phytochemicals, antioxidant potentials and 2,2-diphenyl-1-picrylhydrazyl (DPPH) radical scavenging activity of Piper guineense (Schumach & Thonn) seed

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...

Author(s): Fajobi O. Adeniyi, Fasakin O. Wilson and Oyedapo O. Oluboade

March 2017

Role of endomycorrhizae and Pseudomonas fluorescens on the acclimatization of micropropagated Stevia rebaudiana Bert. plantlets

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...

Author(s): Mona S. Zayed, Ghada Abd El-Moneim Hegazi, Hanaa Mohammed Salem and Walaa Mohammed Ibrahim Ali Adas

March 2017

Participatory varietal selection of intermediate altitude sorghum (Sorghum bicolor (L.) Moench) genotypes in Western Part of Ethiopia

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...

Author(s): Yalemtesfa Firew Guade and Asfaw Adugna Ageru

March 2017

Assessment of genotype x environment interaction and pod yield evaluation of groundnut (Arachis hypogaea L.) genotypes in Zimbabwe

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...

Author(s): Ngirazi N. Savemore, Manjeru P. and Ncube B.

March 2017

Effect of thermotherapy duration, virus type and cultivar interactions on elimination of potato viruses X and S in infected seed stocks

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...

Author(s): Moses Waswa, Rogers Kakuhenzire and Mildred Ochwo-Ssemakula

February 2017

Evaluation of wheat cultivars for slow rusting resistance to leaf rust (Puccinia trticina Eriks) in Ethiopia

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...

Author(s): Netsanet Bacha Hei

February 2017

Bridging the gap in quality and quantity of seed potatoes through farmer managed screen houses in Uganda

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...

Author(s): Arinaitwe Abel Byarugaba, Kyooma John, Rwaheru Ambrose Aheisibwe, Tibanyedera Deo and Alex Barekye

January 2017

Performance evaluation of common bean (Phaseolus vulgaris L.) varieties in Raya Valley, Northern Ethiopia

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...

Author(s): Teame Gereziher, Ephrem Seid and Getachew Bisrat

January 2017

Management of Turcicum leaf blight [Exserohilum turcicum (Pass.) Leonard & Suggs] of maize (Zea mays L.) through integration of host resistance and fungicide at Bako, Western Ethiopia

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...

Author(s): Megersa Debela, Mashilla Dejene and Wende Abera

December 2016

Estimation of growth rate and biomass production of native savanna forage shrub species

The growth and long-lived growth patterns observed in many Savanna shrubs may be advantageous for survival in harsh physical environment. This study was conducted to estimate the growth potential and biomass yield of Securinega virosa, Cajanus cajan, Stylosanthes mucronata and Tephrosia purpurea in the northern region of Ghana. A total of 16 experimental beds of size 4 x 4 m with 1 m spacing between beds were...

Author(s): Ziblim Abukari Imoro, Oppong Samuel Kingsley and Danquah Emmanuel

November 2016

Characterization of the common bean host and Pseudocercospora griseola, the causative agent of angular leaf spot disease in Tanzania

Angular leafspot (ALS), caused by the fungus, Pseudocercospora griseola, is one of the most important disease of common bean in Tanzania. Breeding for resistance to this disease is complicated by the variable nature of the pathogen. In Tanzania, a thorough analysis of the variability of this pathogen is lacking which limits breeding for durable resistance. This work aimed at characterizing P. griseola in relation to its...

Author(s): Luseko Amos Chilagane, Susan Nchimbi-Msolla, Paul Mbogo Kusolwa, Timothy Gabriel Porch, Luz Miryam Serrato Diaz and George Muhamba Tryphone

November 2016

Genetic diversity in lowland, midaltitude and highland African maize landraces by morphological trait evaluation

Genetic diversity information is a resource for improvement in crop productivity and trait performance, however, there is scanty information on genetic diversity estimates in the maize landraces covering the major geographical regions of Africa. In the current study, the genetic diversity of 35 landraces originating from lowland, midaltitude and highland regions of Africa and held in the IITA Genetic Resource Center,...

Author(s): Stephen Asare, Antonia Y. Tetteh, Patrick Twumasi, Kingsley B. Adade and Richard A. Akromah

October 2016

Genotype by environment interaction in sesame (Sesamum indicum L.) cultivars in Uganda

Sesame (Sesamum indicum L.) is an important and ancient oilseed crop cultivated in hot, dry climates for its oil and protein rich seeds. On the African continent, Uganda ranks seventh in sesame production. The improvement of new genotypes with the desired yield stability and performance in different environments is an important issue in breeding programs. In order to identify high yielding and stable sesame genotypes...

Author(s): Walter Okello-Anyanga, Patrick Rubaihayo, Paul Gibson and Patrick Okori

October 2016

Antifungal and cytotoxic activity of purified biocomponents as carvone, menthone, menthofuran and pulegone from Mentha spp.

Medicinal plants are attractive sources in the search of bioactive compounds in the treatment of infectious diseases. Considering that the infectious agent often develops resistance to existing treatments rapidly, the searches for such compounds are a never-ending process. One such infection, caused by Candida spp. is candidiasis, which is a public health problem. Additionally, many strains have resistance to...

Author(s): Giovana Cláudia Boni, Simone Nataly Busato de Feiria, Priscilla de Laet Santana, Paula Cristina Anibal, Marcelo Fabiano Gomes Boriollo, Marcelle Marie Buso-Ramos,   Janaina Priscila Barbosa, Thaís Rossini de Oliveira and José Francisco Höfling

October 2016

Useful plant species diversity in homegardens and its contribution to household food security in Hawassa city, Ethiopia

The study was conducted on homegardens of Hawassa city, Southern Ethiopia with the aim of documenting useful plant species; identifying the internal and external household factors related to useful plant species diversity in and around home gardens and examining its contribution to household food security and income generation. A random sample of 120 homegardens from eight sub-cities of Hawassa city was used to collect...

Author(s): Reta Regassa

October 2016

Performance of yield attributes, yield and economics of teff (Eragrostis tef) influenced by various row spacing, nitrogen and phosphorus fertilizers

Teff [Eragrostis tef (Zucc.)] is the most important cereal crop of Ethiopia, occupying 31% area and 20% production of the total cereal crops. However, its productivity is almost stagnant, with a national average yield of meager 1.46 tonnes ha-1 mainly due to inadequate modern agronomic practices and technologies in the present production system. The urgent necessity for its higher production and productivity as a staple...

Author(s): Kumela Bodena Jabesa and Thomas Abraham

September 2016

Grain yield response of sesame (Sesamum indicum L.) to intra- and inter-row spacing under irrigated condition at Gode, Somali Regional State, Ethiopia

Sesame (Sesamum indicum L.) is the most important oilseed crop in Ethiopia. In the present study, efforts were made to devise appropriate crop geometry to obtain improved yield. An irrigated field experiment was conducted from December, 2014 to March, 2015 at the experimental farm of Gode Polytechnic College, Gode, Somali Regional State, Ethiopia, in order to determine grain yield and yield components using factorial...

Author(s): Fetene Muluken and Alemayehu Balcha

September 2016

Monitoring the implementation of Prunus africana (Rosaceae) management plans in Cameroon: Respect of national norms

The Convention on International Trade in Endangered Species of Fauna and Flora (CITES) Secretariat has teamed up with the International Tropical Timber Organization (ITTO) to assist Congo basin countries in the frame of the so called “the ITTO-CITES program”, to develop non-detriment findings (NDF) on Prunus africana, a CITES listing tree species. This paper aims to assess the way the simple management plans...

Author(s): Jean Lagarde BETTI, Cedric MANGA NGANKOUE, Farick Oumar NJIMBAM NJUKOUYOU and Eric WETE

August 2016

Multivariate analysis of sugar yield contributing traits in Sugarcane (Saccharum officinarum .L), in Ethiopia

Knowledge on performance of genotypes and interrelationships among traits is very important for sugarcane breeding programmes. The objectives of this study were to assess the phenotypic relationship among 49 sugarcane genotypes and the inter-relationships among traits considered. The cluster analysis demonstrated that the 49 sugarcane genotypes studied were clustered into nine groups and were highly different for Pol in...

Author(s): Mebrahtom Ftwi, Firew Mekbib and Eyasu Abraha

August 2016

Determination of planting spacing for improved yield and yield components of Dekoko (Pisum sativum var. abyssinicum) at Raya Valley, Northern Ethiopia

Dekoko is a cool-season food legume cultivated in Tigray, Northern Ethiopia. It is highly appreciated by the local people for its taste and high market value. Yields of Dekoko, however, are limited by improper planting spacing. Thus, an experiment was conducted in 2013 and 2014 cropping seasons to determine the appropriate planting spacing of Dekoko that maximizes its productivity under rain fed conditions. Treatments...

Author(s): Berhane Sibhatu, Hayelom Berhe, Gebremeskel Gebrekorkos and Kasaye Abera

August 2016

Diazotrophic bacteria inoculation associates with acids and nitrogen in corn

A successful application of humic acids and diazotrophic bacteria in corn represents a potential that collaborates to break the current energetic consumption paradigm, which is based on unsustainable fossil sources. Thus, this study aimed to quantify the contribution of diazotrophic bacteria in association with humic acids and nitrogen (N) in corn, in an experiment conducted under controlled conditions in a greenhouse....

Author(s): Érica de Oliveira Araújo, Juan Ricardo Rocha, Juliana Guimarães Gerola and Leandro Cecílio Matte

July 2016

Anatomical characteristics of Nigerian variants of Caladium bicolor (Aiton) Vent. (Araceae)

Four Caladium bicolor variants collected from different parts of Nigeria were subjected to anatomical comparison to enhance the taxonomic status of the species. Fresh samples (leaf and petiole) of these variants were fixed in formalin, acetic acid and alcohol (FAA), dehydrated in alcohol series, peeled or sectioned. Peeled specimens were stained with safranin, while sectioned ones were stained with Alcian blue and...

Author(s): Chimezie Ekeke and Ikechukwu O. Agbagwa

July 2016

Evaluation of plant stage dependency of QTLs to homologous and heterologous rust pathogen isolates of barley

A disease test at different leaf layers (plant stages) of homologous rust and heterologous rust species were studied. The result from homologous rust species showed that those quantitative trait loci (QTLs) (Rphq2 and Rphq11) which were effective at seedling stage were also effective across all plant stages with gradually decreasing effect as plants grew older. Rphq3 which had consistent effect in all leaf layers...

Author(s): Dido A. A., Freddy Y. K. San and Rients E. Niks

July 2016

Response of Sesbania (Sesbania sesban L. Merr.) to inoculation with indigenous isolates of Rhizobium strains

Nitrogen fixation through legume-rhizobium symbiosis serves as a cost effective, sustainable and eco-friendly source of N to fodder and grain legume crops. However, there is a need to identify effective rhizobial inoculants compatible with a particular legume. An experiment was conducted to evaluate the effectiveness of forty indigenous isolates of Rhizobium strains on Sesbania sesban L. Merr. Each strain was cultured...

Author(s): Endalkachew Wolde-meskel, Elias Dogiso Dagne and Wassie Haile

June 2016

Effect of salicylic acid (SA) seeds soaking on the NaCl salt stress induced changes in soluble sugar and protein accumulation in organs of two genotypes of okra plants

Salt stress is a major challenge in agricultural system. In this study, okra seeds of two genotypes (47-7 and LD 88) were presoaked with 10-2, 10-4, and 10-6 mM salicylic acid and control in distilled water, then the soil was treated with 0, 50, 100, 150 and 200 mM NaCl. The experiment was conducted to study the effect on osmoregulating solutes such as proline, salt stress protein (glycine betaine and proline betaine)...

Author(s): Esan A. M. and Olaiya C. O.

June 2016

Evaluation of advanced bread wheat genotypes for resistance to stem rust and yield stability

Stem rust (Puccinia graminis f. sp tritici) poses a major threat to wheat (Triticum aestivum L.) production worldwide. The interaction between wheat and pathogen in presence of favorable environment can cause a complete crop failure. This study was conducted with the objective to identify wheat genotypes with resistance to stem rust with high and stable yield under four environments in Kenya. Forty wheat genotypes were...

Author(s): Hellen Wairimu Gitonga, Pascal P. Okwiri Ojwang, Godwin Kamau Macharia and Peter Njoroge Njau

May 2016

The correlation between pseudobulb morphogenesis and main biochemical components of Cremastra appendiculata (D. Don) Makino

This research investigated pseudobulb morphological development process of Cremastra appendiculata (D. Don) Makino by paraffin section and micro-observation combining morphological observation method, and analyzed correlation between pseudobulb morphogenesis and its part of biochemical compositions to provide clues for revealing the inhibition mechanism of germination of elder pseudobulbs by the newborn one. The results...

Author(s): Xiao-Feng Gao, Xiang Lv, Xiao-Lan Li, Ming-Sheng Zhang, Yan-Qiu Wu and Wang-Zhong Wang

May 2016

Effects of inorganic fertilizer on growth, yield and quality of Irish potato (Solanum tuberosum L.) grown in synthetic plastic bags

A field experiment was carried out with the Irish potato (Solanum tuberosum L.) variety BP1 to determine the effect of inorganic fertilizer (Compound C) on the growth rate, yield and quality of potatoes grown in bags. The experiment was laid out in a randomized complete block design (RCBD) with five treatments replicated four times, giving a total of 20 plots. In each plot, 5 plants were planted to give a total plant...

Author(s): Masimba Rumhungwe, Wisdom Kurangwa, Edmore Masama and Lovejoy Tembo

April 2016

Establishment and optimization of high efficiency embryogenic callus induction system in Dendrobium candidum

The wild resource of Dendrobium candidum, a well-known epiphytic orchid, is limited. Plant cell culture technology is a promising alternative for production of high-value secondary metabolites .In this research, factors affecting the induction, maintenance, and multiplication of callus from protocorm-like bodies (PLBs) of D. candidum were systematically studied, and a technical callus inducing system with 100% rate was...

Author(s): Nada Mohammed Reda Refish, Linqing Wang, Chunhua Fu, Xiangping Xu, Wenwen Jin, Maoteng Li, and Longjiang Yu,

April 2016

Genotypic variability estimates of agronomic traits in secondary triploid banana ‘Matooke’ (Musa sp., AAA-EA) hybrids

Effective selection of hybrids for a trait is based on the extent of variation and heritability. This study examined yield parameters of secondary triploid ‘Matooke’ hybrids and the extent of their genetic diversity based on the traits evaluated. Eleven genotypes, including nine ‘Matooke’ hybrids and two landraces were evaluated for 12 characters in a preliminary yield trial (PYT) over three crop...

Author(s): Reuben Tendo Ssali, Alex Barekye, Henry Buregeya, Rockefeller Erima, Priver Namanya and Jerome Kubiriba

March 2016

A DNA-barcode for Melia volkensii Gürke (Meliaceae) and its phylogenetic relationship with some economically important relatives

The study reports the first DNA-barcode and molecular phylogeny of the East African endemic tree species Melia volkensii using the standard two-locus plant barcoding genes (rbcL and matK). The two genes were amplified and the PCR products sequenced. Complete coding sequences were obtained for both genes. The edited and aligned sequences had lengths of 1371 bp for rbcL and 1524 bp for matK. These DNA sequences were...

Author(s): Eliud S. Mulanda, Ryan  M. Awori, Yeremiah Chuhila, Mark O. Adero, Nelson O. Amugune, Elijah Akunda and Jenesio I. Kinyamario

March 2016

Growth responses of two varieties of Heliconia flowers to selected growth media in Port Harcourt, South-South Nigeria

Lack of suitable variety as well as appropriate growth medium constitutes major problems to flower production. It is against this backdrop that a pot experiment was carried out in the Department of Crop and Soil Science Demonstration Plot, Faculty of Agriculture, University of Port Harcourt, Nigeria between April and May, 2013 to determine the growth responses of two varieties of Heliconia flowers to selected growth...

Author(s): Omovbude S., Oni O. O. and Azagba E.

February 2016

Factors affecting in vitro degree of browning and culture establishment of pomegranate

The present study was conducted to identify the most suitable types of nodal explants and browning control treatment for in vitro regeneration of pomegranate. Murashige and Skoog (MS) medium containing 1.0 mg/L BAP + 0.5 mg/L NAA was used commonly for all the treatments tested. Result revealed that the intensity of browning was increased with increased position and the length of explants. Minimum browning intensity was...

Author(s): Pushpraj Singh and Patel R. M.

February 2016

Seed size polymorphism in Khaya senegalensis (Desr.) A. Juss.: Implications for seed propagation

Seed size variation has implications for the success of seedling establishment, but the underlying mechanisms are yet to be fully explored in many species, including Khaya senegalensis. Moreover, seed size is measured in different ways (for example, mass or length), but the extent to which these different ways of measurement differ in predicting seedling growth parameters is unknown. In this study, how well seed mass...

Author(s): Hamza Issifu, Benjamin Abonkra, Kwame Ochire-Boadu, Rikiatu Husseini, Damian Tom-Dery, Bernard N. Baatuwie and William J. Asante

January 2016

Morphological and molecular identification of Pythium spp. isolated from common beans (Phaseolus vulgaris) infected with root rot disease

Common beans (Phaseolus vulgaris L.) is the main leguminous crop grown primarily by small-holder farmers in the East and South African countries. Pythium root rot disease is the major production constraints which results in yield losses of 70% to most commercial bean cultivars in eastern Africa. Study focused on ascertaining preliminary information on bean cultivation practices in Tanzania, morphological and molecular...

Author(s): Papias H. Binagwa, Conrad K. Bonsi, Susan N. Msolla and Inocent I. Ritte

January 2016

Effect of poultry manure treated and untreated with effective microorganisms on growth performance and insect pest infestation on Amaranthus hybridus

Poor soil fertility is a major cause of low yield of amaranth in Nigeria. Optimum productivity of the vegetable is also constrained by insect pests that cause reduction in yield and quality. Incorporation of effective microorganisms (EM) into organic matter is capable of positively influencing decomposition and mineralization. The present study assessed the effects of poultry manure treated and untreated with effective...

Author(s): Abiodun Joseph, Benson Oluwafemi Ademiluyi, Patrick Ajibola Aluko and Temitayo Martha Alabeni

January 2016

Mistletoe presence on five tree species of Samaru area, Nigeria

The infestation of trees by mistletoe within Samaru is very high and alarming and there is little or no records on the type of mistletoe species found parasitic on tree species within this area. In order to document and know the species richness of mistletoe within this region, the study was aimed at determining the different species of mistletoe parasitic on Albizzia lebbeck, Citrus grandis, Khaya senegalensis,...

Author(s): Tizhe Tari Dlama, Alonge Samson Oluwagbemileke and Aliyu Ramatu Enehezeyi

January 2016

Rooting and establishment of Limoniastrum monopetalum (L.) Boiss stem-tip cuttings

Rooting of Limoniastrum monopetalum stem-tip cuttings and establishment of produced plantlets were investigated in order to facilitate the use of the species in urban and suburban areas, and historical Mediterranean landscapes as an ornamental plant. Cuttings collected in winter or spring rooted at higher percentages than those collected in summer or autumn. Water-ethanol solutions containing 1000 to 3000 mg L-1...

Author(s): Anastasia Akoumianaki-Ioannidou, Aekaterini N. Martini and Maria Papafotiou

January 2016

Effects of soil substrate quantity and sowing method on cocoa (Theobroma cacao L.) seedlings growth in Togo

Cocoa is one of the outstanding cash crops in Togo, but the orchards are old and require the rehabilitation trough replanting and good cocoa seedlings. A study was conducted in nursery to investigate the effect of soil quantity and sowing method on cocoa seedlings growth. The treatments were a quantity of depleted bulk soil in two pots (2120 and 1055 cm3) and the cocoa seeds were sown by three methods: Direct sowing in...

Author(s): AyiKoffi ADDEN, Gbénonchi MAWUSSI, Robert Madjoulba BATOCFETOU, Timondjro KOUDJEGA, Komla SANDA and Kouami KOKOU

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