African Journal of
Plant Science

  • Abbreviation: Afr. J. Plant Sci.
  • Language: English
  • ISSN: 1996-0824
  • DOI: 10.5897/AJPS
  • Start Year: 2007
  • Published Articles: 806

AJPS Articles

Filing considerably breaks seed dormancy of Berchemia discolour Hemsley

June 2015

In this study, the effectiveness of different pre-treatment methods for the breakings of seed dormancy in Berchemia discolour Hemsley seeds was assessed. Viable seeds were randomly sampled and subjected to different pre-treatment methods which include filing, soaking in 98% concentrated sulphuric acid, pre-chilling and boiling. For each treatment, ten seeds were used and three replications were done for each treatment....

Author(s): Jephris Gere, Rangarirayi Karidzangundi, Victor Ntuli, Tendayi Nyamugure, Silas M. Mudyiwa and Alfred Kundhlande

Pollen morphology of six species of subfamily Stachyoideae (Lamiaceae) in Saudi Arabia

May 2015

The pollen morphological characters of 6 species belonging to 4 genera of the subfamily Stachyoideae (Lamiaceae) growing naturally in Saudi Arabia were investigated with the aid of light microscope (LM) and scanning electron microscope (SEM), to find new features that might increase knowledge of pollen morphology of the species, and also to help the taxonomic characterization of the Stachyoideae genera. The...

Author(s): Ahlam A. Al-Watban, Abdullah R. Doaigey and Mohamed El-Zaidy

Diversity status of the family, Euphorbiaceae in about 30 km radius of Kudankulam Nuclear Power Project area, Southern India

May 2015

A detailed Euphorbiaceae flora study was carried out from 30 km radius of Kudankulam Nuclear Power Project area. The survey was conducted from September 2012 to August 2013. A total of 32 species under 12 genera belonging to the family Euphorbiaceae were collected and identified. For each species, botanical name, local name, life-form, habitat and flowering season were mentioned. A statistical summary is presented at...

Author(s): Ramarajan S., Murugesan A. G. and Saravana Ganthi A.

Potential to increase cassava yields through cattle manure and fertilizer application: Results from Bunda College, Central Malawi

May 2015

In Malawi, increasing human population and low productivity of cassava (Manihot esculenta [Crantz]), the second most important food crop after maize, necessitate the intensification of agronomic options for cassava production. A study was therefore conducted in 2012-2013 season on a chromic Luvisol at Bunda College (14° 35 S’; 33° 50 E’), Central Malawi, to evaluate the effects of inorganic...

Author(s): Leo Mathias and Vernon H Kabambe

Participatory varietal selection of maize (Zea Mays L.) in Pawe and Guangua districts, North Western Ethiopia

April 2015

Maize (Zea mays L.) plays a critical role in smallholder farmers for food security in Ethiopia. So far, maize variety selection was done without much consideration of farmers' interest. However, farmers have indigenous knowledge to select best performing varieties which suit their environments. This study was aimed to identify more number of preferred maize varieties by farmers in a shorter time (than the...

Author(s): Ziggiju Mesenbet Birhanie

Morphological and Molecular Characterization of Lepidium sativum population collected from Ethiopia

April 2015

Lepidium sativum L. (family Brassicaceae), is underutilized medicinal plant with worldwide distribution. In Ethiopia, L. sativum occurs in all regions and agro-ecologies at different altitudinal ranges. The study was conducted to assess the genetic diversity of L. sativum populations from Ethiopia using molecular marker and agronomic traits. Molecular data generated from inter simple sequence repeat bands recorded...

Author(s): Said Mohammed and Kassahun Tesfaye

Yield parameter response of maize (Oba Super 2) to earthworm cast and anthill soil under greenhouse condition

April 2015

The study of earthworm cast and anthill as plant-soil systems and the surrounding soil is helpful in the appraisal of soil and crop productivity. Therefore, this study was carried out in a tropical and subtropical area to determine the effect of plant-soil systems and the surrounding soil on the yield parameters (plant height, leave surface and dry matter weight) of maize (Oba Super 2) under greenhouse condition....

Author(s): Ezeaku, P. I., Amanambu, C. N., Ede, I. G., Ene, J. and Okebalama, C. B.

Spatiotemporal variations of Tricolia affinis (C.B. Adams, 1850) associated with the macroalgal community on reef stretches at Piedade beach, southern coast of Pernambuco State, Brazil

March 2015

The aim of the present study was to assess the correlation between the spatiotemporal variation of the gastropod Tricolia affinis and the macroalgal community on the sandstone reef at Piedade beach on the southern coast of Pernambuco State (PE) during the rainy and dry seasons in 2009 and 2010. Five square plots were randomly sampled on each date on the reef flat and pool to sample the gastropod population and measure...

Author(s): Mariana Alves de Guimaraens, Maria de Fátima Oliveira-Carvalho and Ranilson Emmanuel de Aquino

The effective method of potato cultivation

March 2015

Potatoes occupy a considerable place in food ration of Uzbekistan’s population. That is why over the past few years, there are various researches on traditional ways of increasing the amount of potatoes produced as well as the generally accepted methods of their cultivation. One of such methods is generative propagation of potatoes.   Key words: True potato seed, greenhouse, seedlings, minitubers,...

Author(s): B. M. Eshonkulov, I. T. Ergashev and D. S. Normurodov

Survey of ethno-veterinary medicinal plants at selected Horro Gudurru Districts, Western Ethiopia

March 2015

Plant remedies are still the most important in therapeutics of treat livestock diseases, though large knowledge of ethno medicinal plants is declining to deterioration due to the oral passage of herbal heritage verbally. The objective of the study was to identify and document ethno-veterinary medicinal plants. The study was carried out from January to July 2014 at selected Horro Gudurru districts of western Ethiopia....

Author(s): Tadesse Birhanu and Dereje Abera

Assessment of nodulation of Mucuna pruriens by promiscuous native rhizobia population, Southeast Nigeria

March 2015

The potency and competitive ability of indigenous rhizobia population in soil to nodulate a non-native legume host has been contentious especially in tropical Africa. This study examined the symbiotic compatibility between the indigenous rhizobia population and a non-native legume species. Soil samples were randomly collected with soil auger at 0 - 30 cm depth from agricultural fields southeast, Nigeria. The control...

Author(s): Olusola Abayomi Ojo-Omoniyi, Esther Adeyinka Okubena-Dipeolu, Olubunmi Pauline Adejoh and Oluwole Akinwumi Odetunmibi 

Maize: Panacea for hunger in Nigeria

March 2015

Maize (Zea mays) is always preferred to other crops, and it is fast becoming an industrial crop in Sub-Saharan African countries. Nigeria has been divided into low, medium, medium to high and high maize production potential groups. Traditionally, maize was mostly grown in forest ecology in Nigeria but large scale production has moved to the savanna zone, especially the Northern Guinea savanna, where yield potential is...

Author(s): Amudalat Bolanle Olaniyan

NaCl tolerance studies at seedling stage among different genotypes of Helianthus annus L.

March 2015

A greenhouse research was conducted at the research area of Department of Plant Breeding and Genetics, University of Agriculture, Faisalabad to evaluate 20 accessions for the identification of salt tolerant genotypes of sunflower (Helianthus annuus L.) as well as their characteristics. The experiment was conducted in completely randomized design with three repeats. Salinity was developed with NaCl to achieve the final...

Author(s): Shehzad Ahmad Kang, Muhammad Shoaib, Frasat Saeed, Muhammad Amin and Amad Abbas

Floristic diversity under anthropogenic activities in the protected forests of Duekoué and Scio in southwestern Côte d’Ivoire

March 2015

This study analyses the effects of anthropogenic disturbance on trees and shrubs floristic α-diversity in two protected rain forests in southwestern Côte d’Ivoire. These forests have been under timber harvesting since their protection in 1929. The forestry service had developed plantations of indigenous timber species and teak since 1996 to increase their productivities for timbers. Additionally, they...

Author(s): François N’guessan KOUAMÉ, Olivier Adjé AHIMIN, Maxime N’takpé Kama BORAUD and Edouard Kouakou N’GUESSAN

Acclimatization results of micro-propagated plantlets

March 2015

This work is an analysis of the structured-functional particularities of regeneration of introduced varieties of Vaccinium corymbosum L. and Vaccinium vitis-idaea L. under in vitro and ex vitro conditions. The anatomical structures of the leaves of V. corymbosum and V. vitis-idaea cultivated under aseptical culture, greenhouse and open ground were studied. It is shown that conditioned cultivation superimposes the...

Author(s): Elena Kutas and Lyubov Ogorodnyk

Genetic analysis of groundnut rosette virus disease in groundnut (Archis hypogaea L.)

March 2015

Groundnut chlorotic rosette disease (GCRD) transmitted by the aphid, Aphis craccivora, is an important virus disease of groundnut in Africa. Breeding for host resistance remains the best strategy to minimize losses due to this disease. Nine cultivated groundnut genotypes with differential reaction to GCRD were crossed in an incomplete diallel mating design to determine the combining ability of GCRD resistance. The...

Author(s): Usman, A., Ofori, K., Danquah, E. Y., Offei, S. K and Ado, S. G.

Complete inhibition of mycelial growth of fungal pathogens of maize by botanicals

March 2015

Rice husk extract (RHE), bamboo extract (BE) and wood extract (WE) at different concentration levels (0.0, 0.1, 0.5, 1.0 and 1.5%) were evaluated (in completely randomized design) in vitro as an antagonist to mycelial growth of selected fungal pathogens of maize. Botanical preparations were utilized singly (rice husk, bamboo and wood extracts) and in combinations (RHE x BE, RHE x WE, BE x WE and RHE x BE x WE). RHE at...

Author(s): Adeyemo J. O., and Abiala M. A.,

Physiological nutrient use efficiency of banana hybrids across agro ecological regions in Uganda

February 2015

Banana is an important source of food and income for millions of people in sub-Saharan Africa and Uganda in particular. This makes it one of the most important food crops in the country. However, production is limited by both biotic and abiotic constraints. Among the biotic constraints, is the decline in soil fertility. In addressing some of these biotic and abiotic constraints, banana breeding programmes are developing...

Author(s): B. Ahumuza, T. A. Basamba, P. Van Asten and W. K. Tushemereirwe

Efficacy of selected plant extracts against Tribolium castaneum Herbst in stored groundnut (Arachis hypogaea L.)

February 2015

The efficacy of powders of plant parts from Azadirachta indica, Lawsonia inermis, Annona senegalensis and Hyptis suaveolens at 10, 15 and 20 g/250 g seeds was tested using Complete Randomized Design (CRD) against the storage pest Tribolium castaneum (Herbst) in groundnut in the laboratory. At 28 days after application, mean number of seeds damaged was 0.33±0.33 for A. indica and 2.33±0.33 for L. inermis at...

Author(s): Onoja Ojogbane Joel

Integrated management of Cercospora leaf spots of groundnut (Arachis hypogaea L.) through host resistance and fungicides in Eastern Ethiopia

February 2015

Cercospora leaf spots caused by Cercospora arachidicola and Cercosporidium personatum are the most widespread diseases of groundnut that result in severe yield losses in Ethiopia. Field trials were conducted at Babile and Dire Dawa to evaluate the effect of integrated use of host resistance and fungicides on the temporal epidemics of leaf spots and yield of groundnut. The experiments were conducted during the 2010 main...

Author(s): Solomon Debele and Amare Ayalew

Coffee leaf damaging insects’ occurrence in the forest coffee ecosystem of southwestern Ethiopia

February 2015

Insects are diverse and abundant in forest ecosystems, but poorly documented in afromontane rainforests in Southwestern Ethiopia where Coffea arabica L. originated and is distributed worldwide. Therefore, the present study was initiated to study the occurrence of coffee leaf damaging insect pests in the afromontane rainforest of southwestern Ethiopia. Accordingly, surveys on insect pest of coffee were conducted to...

Author(s): Chemeda Abedeta, Emana Getu, Emiru Seyoum, H. Hindorf and Techale Berhane

In-situ morphological characterization of coconut in the Coastal Lowlands of Kenya

February 2015

Characterization of in situ coconut (Cocos nucifera L.) genotypes using morphological descriptors is of primary importance for genetic resources. Variations in five traits were recorded on 48 selected coconut palms located at 0 to 177 m above sea level in the Coastal Lowlands of Kenya. The objective of our study was to characterize coconut palms in the coastal Kenya using morphological markers. Data was recorded on...

Author(s): Maurice E. Oyoo, Muhammed Najya, Stephen M. Githiri, Pascal O. Ojwang, Francis K. Muniu, Emmanuel Masha and James O. Owuoche

Morphometric study of accessions of Sesamum indicum L. collected from Nigeria

February 2015

Sesamum (Sesamum indicum L.), is a very beneficial plant with manifold implementation in human life hence the identification of different species on the basis of morphological basis is indeed a need especially in less developed parts of the world. Morphometric studies of 12 accessions were carried out in order to find out characters which may be used for the delimitation of the accessions. Both quantitative and...

Author(s): Zhigila, Daniel Andrawus, Sawa, Fatsuma Binta Jafun and Abdul, Suleiman D.

Hairy roots production in Phyllanthus odontadenius Müll. Arg. by seedlings transformed with Agrobacterium rhizogenes A4RS/pHKN29

February 2015

Phyllanthus odontadenius Müll. Arg is one of the most important medicinal plants in the genus Phyllanthus (Phyllanthaceae). It is used in different regions in the world for the treatment of various diseases for example malaria caused by Plasmodium falciparum causing millions deaths in tropical and subtropical regions. In this work, we experimented P. odontadenius seeds germination and seedlings infected by...

Author(s): Kikakedimau Nakweti R., Virginie Vaissayre, Diamuini Ndofunsu A., Luyindula Ndiku S., Jocelyne Bonneau and Claudine Franche

Ethnobotanical study of indigenous knowledge of plant-material culture in Masha and Yeki Districts, Southwest Ethiopia

February 2015

Plants have been used throughout human history as a source of food, medicine and material culture. Several studies on plant material culture from Ethiopia, were limited to a certain geographical areas and ethnic groups. The purpose of this study was, therefore, to investigate the plants and associated indigenous knowledge of three ethnic groups (Shekacho, Sheko and Mejengir), residing in the Masha and Yeki Districts of...

Author(s): Seada Yassin, Balcha Abera and Ensermu Kelbessa

Composition and taxonomic similarity of the periphytic algal community in different natural substrates in a neotropical floodplain, Brazil

January 2015

The present study investigated the species composition and taxonomic similarity of periphytic algae on three species of macrophytes (Eichhornia azurea Kunth, Nymphaea amazonum Martius & Zuccarini and Oxycaryum cubense (Poeppig & Kunth) Lye) and also some limnological variables in a lake permanently connected to the Paraná River at the Upper Paraná River floodplain, Brazil, from June 2008 to March...

Author(s): Stefania Biolo, Vanessa Majewski Algarte and Liliana Rodrigues

Distribution of kolanut weevil (Balanogastris kolae (Coleoptera:Curculionidae) in Cola nitida stored in baskets

January 2015

The kolanut weevil, Balanogastris kolae is usually referred to as a field-to-store pest as their infestation starts in the field and continues in storage. The distribution preferences of the weevil were investigated with a view of determining their vertical and horizontal distribution in storage baskets. The kola pods used for this experiment were obtained from kola groves at the Cocoa Research Institute of Nigeria...

Author(s): Ndubuaku, T. C. N. , Asogwa, E. U. and Hassan, A. T.

Effect of weed control methods on weed density and maize (Zea mays L.) yield in west Shewa Orimia, Ethiopia

January 2015

Field experiments were conducted during 2013-2014 crop seasons at Ambo and Guder to study the effect of weed control methods on weed dynamics in maize (Zea mays L.) variety BH-660 in randomized complete block design with three replications. Five treatments, including Nicosulfuron (Arrow 75 WDG) at 0.09 kg ha-1 + silwet gold (adjuvant) at 0.10%, s-metolachlor 290 + Atrazine (Primagram) at 3.00 kg ha-1, s-metolachlor...

Author(s): Tesfay Amare, Amin Mohammed, Mulugeta Negeri and Frehiwot Sileshi

Development of elite medium staple cotton (G. Hirsutum) genotypes for production in middleveld upland ecologies

January 2015

Ten (10) medium staple cotton genotypes comprising of five commercial varieties and five experimental lines were evaluated for field performance, genetic and environmental variability. The trials were laid out in a randomized complete block design (RCBD) with three replications. Analysis of variance was done for total seed cotton yield, lint yield, boll weight, earliness and gin out turn (GOT %) using Genstat 14th...

Author(s): F. Mukoyi, W. Mubvekeri, D. Kutywayo, V. Muripira and N. Mudada

Conservation of tree genetic resources of North-Eastern Lagos Nigeria

December 2014

This study investigates the rate of concurrent depletion on the remnant flora growing in the North-eastern part of Lagos, which lies in the South-western part of Nigeria. Tree species growing in this area are not spared from advancing civilization, which has resulted in inevitable loss of genetic resources. Hence, molecular technique is adopted in an effort to conserve the genetic resources of the tree species. Samples...

Author(s): George I. NODZA, Temitope O. ONUMINYA and Oluwatoyin T. OGUNDIPE

Yield and water use efficiency (WUE) responses of forage sorghum ratoon crop under varying salinity and irrigation frequency

December 2014

Water stress is associated with low availability of water or with osmotic effects arising from salinity. Besides affecting crop yields, salinity may also influence biochemical composition and nutrient concentration of forage crops. To determine the effect of salinity on biochemical composition and nutrient concentration of forage sorghum [Sorghum bicolor (L.) Moench], two varieties of sorghum, Speedfeed and KFS4 were...

Author(s): A. R. Saberi

Efficacy of Moringa oleifera as a phytoextraction plant in the remediation of heavy metals polluted soil

December 2014

The efficacy of Moringa Oleifera, for the phytoextraction of heavy metals (Zn, Fe and Pb) in tropical soil was investigated. A randomized complete block design (RCBD) consisting of 3 blocks was used. Each block (A, B and C) was polluted with 100 mg Zn, Pb and Fe, respectively. Each block was subdivided into treatment and control of 5 replicates each. Two seedlings of M. Oleifera were planted in each treatment plot...

Author(s): Amadi, N. and Tanee, F. B. G.

Distribution, chemical composition and medicinal importance of saffron (Crocus sativus L.)

December 2014

Crocus sativus L. is native to Iran and Greece, and is now cultivated largely in Southern Europe, Tibet and other countries. In India, it is mainly cultivated in Kashmir. C. sativus is an important medicinal plant with aphrodisiac, antispasmodic, expectorant, anti-diabetic, anti-inflammatory, antioxidant, anti-depressant, anticancer and anti-tumor activities. Phytochemical investigations of the species have revealed the...

Author(s): Sabbi Jan, Aijaz A. Wani, Azra N. Kamili and Mahpara Kashtwari

Potential pollinators of Tamarindus indica L. (Caesalpinioideae) in Sudanian region of Burkina Faso

December 2014

Tamarindus indica (Tamarind) is a socio-economically important tree species in the Sudanian and Sahelian zone of Africa. Few studies have shown that the species is pollinated by bees. In this article, first we studied the impact of the wind pollination. Secondly, we determined the visitors insect of the flowers of tamarind, studied the production of nectar and pollen. Thirdly, we established relation between nectar...

Author(s): Boukary Ousmane DIALLO, Moussa OUEDRAOGO, Marie-Helene CHEVALLIER, Helene Irene JOLY, Martine HOSSAERT-McKEY and Doyle McKEY

Observations on anatomical aspects of the fruit, leaf and stem tissues of four Citrullus spp.

November 2014

Morphological characteristics of the fruit, stem and leaf tissues of four species of Citrullus (L.) Schrad. were examined using standard histological methods. Plant materials included the cultivated watermelon (Citrullus lanatus (Thunb.) Matsum. & Nakai) and three of its related species (Citrullus colocynthis (L.) Schrad., Citrullus ecirrhosus Cogn. and Citrullus rehmii de Winter). Variation among the species was...

Author(s): Robert L. Jarret

Correlation and path coefficient analysis of seed yield and yield components in lentil (Lens culinaris Medik.) genotype in Ethiopia

November 2014

Knowledge of correlation among different traits and further partitioning of the correlation coefficients into direct and indirect effects on yield is one of the approaches to understand the nature and extent of the relationship among characters. The objective of this study was to determine the degree of associations between seed yield and yield components of lentil. In this study, 228 genotypes from diversified origin...

Author(s): Fikru Mekonnen, Firew Mekbib, Shiv Kumar, Seid Ahmed and T. R. Sharma

Advance research on Striga control: A review

November 2014

The parasitic weed–(Striga spp.), is a major biotic constraint and a serious threat to subsistence cereal crop (sorghum, maize, pearl millet, finger millet and upland rice) production in sub-Saharan Africa. Severity of the parasitic weed in this area is aggravated by the inherent low soil fertility, recurrent drought and overall natural resource degradation. Striga hermonthica (Del.) Benth. and S. asiatica (L.)...

Author(s): Hayelom Berhe Teka

Genetic variability and divergence of seed traits and seed germination of five provenances of Faidherbia albida (Delile) A. Chev

November 2014

Establishment of Faidherbia albida trees on farm is often difficult despite the plant survival adaptive mechanisms such as drought and disease resistance. Adoption of the tree to agroforestry systems is also limited due to lack of knowledge on genetic variation of its provenances. Morphological charac-terization of F. albida provenances is therefore necessary to screen for natural genetic variation in seeds traits for...

Author(s): Grace Koech, Daniel Ofori, Anne W.T. Muigai, Martha Makobe, Muriuki, Jonathan, Mowo, G. Jeremias and Jamnadass, Ramni

Composition of the essential oils of three Cyperus species from Congo

November 2014

Essential oils from underground parts of Cyperus articulatus (L.), Cyperus sp. and Kyllinga brevifolia (S.) were analyzed by gas chromatography mass spectrometry (GC-MS). Thirty four (34) components were identified in the oil of C. articulatus. The main components were α-cadinol (12.07%), trans-pinocarveol (9.86%), cyperenone (7.28%), cyperene (6.29%), myrtenol (5.50%), myrtenal (4.90%) and cis-carveol (4.42%)....

Author(s): Victor N’goka, Pierette Lokanga Tchiyamba and Flore Victoire Foungui Otoungou

Taxonomic significance of foliar epidermal characters in the Caesalpinoideae

October 2014

A detailed morphological study of the leaf epidermis of some species in the genera Bauhinia  Linn., Caesalpinia Linn.  Daniellia Hutch. & Dalz. and Senna  Linn in Nigeria was undertaken in search of useful and stable taxonomic characters.  The study reveals several interesting epidermal features some of which are novel in the genera. Leaf epidermal characters such as epidermal cell types, stomata...

Author(s): Aworinde David Olaniran and Fawibe Oluwasegun Olamide

Comparison of qualitative and quantitative traits of some Advanced breeding lines of tomato (Lycopersicon esculentum L.)

October 2014

Field trials and laboratory experiments were conducted on six advanced breeding lines of tomato (Lycopersicon esculentum L.) between 2004 and 2006 to genetically assess the organoleptic properties of the tomato lines, determine the relationships among tomato traits using correlation analysis and to estimate the fruit yield potential of the tomato lines. The trial was laid out in randomized complete block design with...

Author(s): Olakojo, S. A. and Adetula, O. A.

Influence of medium type and growth regulators on in vitro micropropagation of pineapple (Ananas comosus (L.), var. Smooth cayenne)

September 2014

Aseptic cultures of pineapple ‘smooth cayenne’ were established from shoot tip explants. They were initiated on Murashige and Skoog (MS) basal medium with vitamins supplemented with various combinations of 6-benzylaminopurine (BAP) (0, 0.1, 0.2, 0.3 and 0.4 mg L-1) and Gelrite [1.0 g L-1 (semi-liquid), 1.5 g L-1 (semi-solid) and 2.0 g L-1 (solid)]. Explants were transferred five weeks...

Author(s): Pamela Eloho Akin-Idowu, Sunday Oluseyi Solomon Akinyemi and Dorcas Olubunmi Ibitoye

The use of ecological methods in vegetative studies of plant species and abundance in south-eastern Nigeria

September 2014

The study on ecological survey of plant species biodiversities and abundance in Southeastern Nigeria was conducted between January 2012 and 2013 at Anambra State, Nigeria to determine the plant species biodiversities and abundance in three forest fringes viz: community, shrine and reserves using measures based on floristic, stratified random sampling, plotless measure and point centre quarter methods, respectively....

Author(s): Okereke, C. N., Nnabude, P. C., Mbaekwe, E. I., Ekwealor, K. U., Uhuo, C. A. and Nwanchor, K. C.

Foliar anatomy of some species of Asteraceae in South Western Nigeria

September 2014

The foliar anatomy of 12 species of Asteraceae around Ile Ife in South Western, Nigeria was described. The distinguishing characteristics of taxonomic value include; venation patterns, areole shapes, number of veinlet endings, trichome types, arrangement of vascular bundles. Venation types are actinodromous, craspedodromous or camptodromous, the presence of rectangular areoles are predominant in the species studied and...

Author(s): AKINNUBI Funmilola Mabel, AKINLOYE Akinwumi Johnson, OLALEYE-OTUNLA Olufemi and ADENEGAN-ALAKINDE Taiwo Ayomipo

Upland rice response to nutrient application in Uganda

September 2014

Upland rice (Oryza spp.) yields are low in Uganda, partly because of little fertilizer use. Three on-station trials and two clusters of on-farm trials were conducted in Uganda at approximately 1000 m elevation to determine: yield response to N, P and K application; economically optimal nutrient rates (EOR); and N use efficiency components. Mean grain yield, with hulls, was 1.3 and 3.7 Mg ha-1 with 0 and 100 kg ha-1 N...

Author(s): K. C. Kaizzi, J. Byalebeka, O. Semalulu, I. Alou, W. Zimwanguyizza, A. Nansamba,E. Odama and C. S. Wortmann

Approaches for the control of banana Xanthomonas wilt in East and Central Africa

August 2014

The livelihoods of millions of banana farmers in East and Central Africa have been threatened by the devastating epidemic of banana Xanthomonas wilt (BXW) caused by Xanthomonas campestris pv. musacearum. The disease is widespread and has been reported in East and Central Africa. The economic impact of the disease emanates from loss of yield and cost of control measures. All banana cultivars grown in the region are...

Author(s): J. Kubiriba and W. K. Tushemereirwe

Acute toxicity effects of dichloromethane fraction of ethanol extract of stem bark of Piliostigma reticulatum on rats

August 2014

The aim of this study was to investigate the oral acute toxicity effects of dichloromethane fraction of ethanol extract of stem bark of Piliostigma reticulatum on rats using conventional methods. The rats were divided in nine groups. The control group received normal saline. The others groups received the order of doses of 800, 1000, 2000, 3000, 4000, 5000, 6000 and 7000 mg/kg body weight. However, the rats showed signs...

Author(s): Kassim DOSSO, Benoit Banga N’GUESSAN, Boua Narcisse GNANGORAN and Angoué Paul Yapo

Effect of different population densities and fertilizer rates on the performance of different maize varieties in two rain forest agro ecosystems of South West Nigeria

August 2014

The study aimed at identifying the influence of different plant population density and fertilizer rates on three different maize varieties, it was carried out in two cropping seasons (2007/2008 and 2008/2009) at Ibadan and Ikenne in South-western Nigeria. The experiment was a split-split-plot design with three replications. Maize variety (Swan 1-SR an open-pollinated, Obasuper a hybrid and Quality Protein Maize, an...

Author(s): Adeniyan, O. N.

Effects of crude extracts on some selected physiological parameters of French beans (Phaseolus vulgaris) infected with rust (Uromyces appendiculatus)

July 2014

Rust (Uromyces appendiculatus) is a major foliar disease that reduces yield and pod quality in beans. The field trial of French beans was established at Jomo Kenyatta University of Agriculture and Technology (JKUAT). Single plant extracts and combinations of Boscia angustifolia, Zanthoxylum chalybeum and Melea volkensii were used to evaluate their effect on U. appendiculatus in the field. During the growing period,...

Author(s): Menge D. M. S., Makobe M., Monda E. O. and Okemo P. O.

Efficacy of leaf extracts of some medicinal plants on growth of Colletotrichum capsici butler and bisby

July 2014

Attempts were made to determine the effect of leaf extracts of Azadirachta indica, Ocimum sanctum, Tridex procumbens, Clerodendron innermis, Cathranthus roseus, Ricinus communis, Citrus limon against Colletotrichum capsici. Out of these medicinal plants tested, 15% alcoholic extract of Azadirachta indica and O. sanctum was found inhibitory for the growth of Colletotrichum capsici. The results show that extracts from...

Author(s): Shinde J. U. and D. U. Gawai

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