African Journal of
Plant Science

  • Abbreviation: Afr. J. Plant Sci.
  • Language: English
  • ISSN: 1996-0824
  • DOI: 10.5897/AJPS
  • Start Year: 2007
  • Published Articles: 774

AJPS Articles

Vegetation structure in summer of Tehsil Takht-e-Nasrati plains, district Karak, Pakistan

August 2013

  Community structure is a key marker of long-term vegetation change in ecosystem. In the present investigation, 11 plant communities were recorded in plains area. The cluster analysis gives rise to 5 groups on the basis of important value and 4 groups on basis of soil. The vegetation changed with change of distance. As a whole in plains, the CZS community was developed. There were 6 tree, 7 shrub and 19 herb...

Author(s): Musharaf Khan and Farrukh Hussain

Characterization and selection of upland rice germplasm under low and high soil phosphorous (p) and nitrogen (n) environments

August 2013

  A total of 389 accessions and a local cultivar Duorado precoce were evaluated in a simple 30 × 13 alpha lattice design with two replications under four experimental environments (N-P-, no N or P application; N-P+, P applied; N+P-, N applied and N+P+, both N and P applied) at the rate of 60 kg P and 90 kg N ha-1. Data was recorded on Days to heading, anthesis and maturity (days), P and N...

Author(s): Kimani J. M., Tongoona P. and Derera J.

In vitro anthelminthic activities of four medicinal plants against Haemonchus contortus

August 2013

  In vitro experiments were conducted to determine the anthelmintic effects of crude aqueous extracts of the leaves of Carissa spinarum and Azadrichta indica, fruits ofPhytolacca dodecandra and stem bark of Acacia tortilis on eggs and adults ofHaemonchus contortus using egg hatch assay and mortality of adult parasite. Extracts of the leaves of C....

Author(s): Abdi Mohammed, Abebe Wossene, Mirutse Giday, Getachew Tilahun and Nigatu Kebede

Effect of water deficit on relationship between yield and physiological attributes of banana cultivars and hybrids

August 2013

  This study examined the relationship between the yield reduction by chlorophyll stability index (CSI), membrane stability index (MSI) and relative water content (RWC). The field experiment was conducted at National Research Centre for banana to screen the banana cultivars and hybrids for water deficit tolerance and to elucidate information on growth attributes mechanism of banana cultivars and hybrids. Water...

Author(s): K. Krishna Surendar, D. Durga Devi, I. Ravi, P. Jeyakumar and K. Velayudham

Biosystematic relationships among Psathrostachys, Critesion and Hordelymus in Hordeinae (Poaceae) based on the anatomical characteristics of leaf blades

August 2013

  The anatomical characteristics of leaf blades of the major species of Psathyrostachys,Critesion and Hordelymus in Hordeinae were examined, their similarities and differences on the leaf blades were summarized, and the taxonomic significance of leaf anatomical features among them also were discussed. Furthermore, according to the evolutionary trends of anatomical characteristics of three...

Author(s): Xu SU, Yu-ping LIU and Ke-long Chen,

Determination and isolation of protein from different fractions of defatted groundnut oil cake

August 2013

  Groundnut is the major oilseed in India. Groundnut has a high amount of protein (26%), and it is a good source of calcium, phosphorus, iron, zinc and boron. After extracting oil, the cake was only used as cattle feed or livestock, hence in the present study protein was isolated by different fractions of defatted groundnut oil cake because of its higher protein content. Sodium dodecyl sulphate polyacrylamide...

Author(s): Kalpana Devi B., Vidhya R. and Jaganmohan R.

Vegetational structure and plant diversity relation in a sub-alpine region of Garhwal Himalaya, Uttarakhnad India

August 2013

  The present study investigated the community structure of a sub- alpine region of Mandal Valley (2200 to 3000 m) along the altitudinal gradient in Garhwal Himalay abased on analytic and synthetic characters. Poa annua  was dominant and Potentilla fulgence wasco- dominant along the altitudinal gradient, indicating that most...

Author(s): A. S. Bisht and A. B. Bhat

Genetic variability of three cassava traits across three locations in Ghana

July 2013

  A study was conducted to assess the extent of genetic variability, broad-sense heritability and correlations for fresh root weight, root number and top weight of five cassava genotypes across three locations in 2 years. Combined analysis of variance revealed highly significant genotypic effect for all the traits. Genotype x environment interaction was also significant for all the traits studied indicating...

Author(s): Peprah Bright Boakye, Ofori Kwadwo, Asante Isaac K. and Elizabeth Yaa Parkes,

The folklore of medicinal plants recorded from Leepa Valley, Azad Jammu and Kashmir

July 2013

  The folklore of 43 species of ‘medicinal plants’ belonging to 27 families was recorded form Leepa Valley, Muzaffarabad. Out of 43 medicinal plants, 4 gymnosperms, 38 angiosperms and 01 fern species were used against different diseases. The major problems cured by ‘medicinal plants’ were digestive problems (24 spp), dermal system problems (13 sp), hepatic problems (11 spp) and...

Author(s): Tariq Habib, Zahid Hussain Malik, Muhammad Altaf Hussain and Ashfaq Ahmed Awan

Identification of plants visited by the honeybee, Apis mellifera L. in the Sudan Savanna zone of northeastern Nigeria

July 2013

  A total of 61 species of savanna plants visited by the honeybee, Apis mellifera L. were identified through direct observation of foraging bees. The time of flowering of the plants was also recorded.  The largest number of species (26.2%) was recorded for the family Fabaceae. Combretaceae ranked second with 9.8% of the species, while Arecaceae, Lamiaceae, Poaceae Rhamnaceae and Rubiaceae ranked...

Author(s): Usman H. Dukku

Plants used in material culture in Oromo community, Jimma, Southwest Oromia, Ethiopia

July 2013

  Since antiquity, plants have been used as a source of material culture by the human societies. The purpose of this study was to assess the plant species and associated traditional knowledge used in making material cultures. A quantitative method (structured interviews and questionnaire) was used to collect data. A total of 75 key informants above 45 age groups were questioned and data on the plant...

Author(s): Balcha Abera

Fatty acid composition and antibacterial activity of Swietenia Macrophylla king seed oil

July 2013

  Pathogenic bacteria cause many acute and serious diseases, especially ‘multiple-drug-resistant’ strains have become such a problem due to overuse of antibiotics. Various medicinal plants are used to prevent or cure infectious diseases. The aims of this study were to determine the oil content, fatty acids compositions, and antibacterial activity ofSwietenia macrophylla king seed oil against...

Author(s): Mohammed B. Suliman, Azhari H. Nour, Mashitah M. Yusoff, Abdurahmn H. Nour, Palaniselvam Kuppusamy, Yuvaraj A. R. and Mazza S. Adam

The impact of drought stress on photosynthetic quantum yield in Haloxylon aphyllum and Haloxylon persicum

June 2013

The impact of periodic drought stress on photosynthesis changes was examined inHaloxylon aphyllum and Haloxylon persicum. Parameters F0, Fv/Fm, the chlorophyll content and chlorophyll a/b ratio were measured. Drought stress factor was consideredas lack of irrigation of potted-seedlings of two...

Author(s): Naser Arabzadeh

Influence of Acacia senegal varieties on quality of gum arabic in Baringo District, Kenya

June 2013

A study was done to determine the influence of Acacia senegal variety senegal and var.kerensis on quality of gum arabic in Solit, Kapkun, Kimorok and Maoi, Marigat division, Baringo District. Soil and gum arabic samples were collected, dried and analysed to establish their chemical characteristics. Gum nitrogen from A. senegal variety senegal in Kapkun and Solit was...

Author(s): J. K. Lelon, I. O. Jumba, J. K. Keter and F. D. O. Oduor

Conservation status of trees in Tehsil Takht-e-Nasratti, Karak Pakistan

June 2013

The present study documents the conservation status of 21 trees belonging to 14 families on small scale in Tehsil Takht-e-Nasrati, Karak through field surveys, frequently conducted in spring, summer and winter 2009-2010. Among these nine species were found to be rare, vulnerable (six species), infrequent (3 species), endangered (one specie) and dominant (two species). The conservation status of plants is determined...

Author(s):   Musharaf Khan, Farrukh Hussain and Shahana Musharaf 

Amelioration of aluminum toxicity on OM4900 rice seedlings by sodium silicate

June 2013

Silicon has versatile functions in plant biology, especially in plant defense and tolerance to both biotic and abiotic stressors. In this study, it was investigated if silicon could reduce the toxic effect of aluminum on rice. Aluminum was applied to OM4900 rice seedlings, and then their growth and sugar metabolism were determined. At doses of aluminum chloride of 100 and 200 µM, plant height was significantly...

Author(s): Pham Phuoc Nhan and Nguyen Thanh Hai

Allometric prediction models of growth variables of Daniella oliveri in the Nigerian Guinea Savanna

June 2013

Trees show considerable variation and flexibility in their size of crowns, height, stem diameters, crown height and crown length. Stem diameter at breast height is an important tree characteristics and an accurate prediction of tree growth dimensions. Relationships between stem diameter and crown length with other variables of Daniella oliveri was studied. The result reveal positive correlations between...

Author(s): Toma Buba

Genetic analysis of some yield attributes in Indian mustard (Brassica juncea L.)

June 2013

The present investigation on Brassica juncea L. genotypes is an attempt to study variations and to generate variability through hybridization and also to obtain genetic information on some yield attributes for selection in segregating generations. Eight promising genotypes were selected and crossed in all possible combinations under complete diallel system. Data was recorded for seed yield and some...

Author(s): Muhammad Arifullah, Muhammad Munir, Abid Mahmood, Saifullah Khan Ajmaland Fayyaz-ul-Hassan

Factors influencing high callusing proliferation in cotton (Gossypium hirsutum L.)

June 2013

In vitro regeneration of cotton (Gossypium spp.) has been a subject of intense research for the last two decades because of the commercial value of the crop. A study was conducted to assess the callusing potential of two local cotton genotype varieties viz., MCU-5 and SVPR-2 and two exotic genotypes, Coker 310 and 312. High significant difference was observed between media composition, genotype and explant...

Author(s): R. Pushpa and T. S. Raveendran

Effect of enzymatic treatment on carrot cell wall for increased juice yield and effect on physicochemical parameters

June 2013

Combination of crude pectolytic and cellulolytic enzymes (both prepared from Aspergillus foetidus) was used as pretreatment for extraction of carrot juice since pectinases and cellulases contribute to the breakdown of pectin and cellulose, respectively, hence enhance the juice yield and clarity. Juice yield was increased by 11.38% due to enzyme action. Juice samples along with control were stored at room (30...

Author(s): Mandeep Kaur and H. K. Sharma

In vitro plantlet regeneration and genetic transformation of sponge gourd (Luffa cylindrica L.)

June 2013

In vitro plantlet regeneration via organogenesis was observed in leaf and nodal explants cultured on Murashige and Skoog (MS) medium fortified with various concentrations ofthidiazuron (TDZ), benzylaminopurine (BAP) or kinetin (Kn) in sponge gourd (Luffa cylindrica L) accession number 1868). TDZ was superior to BAP or Kn in inducing more number of shoots in leaf and nodal explants....

Author(s): Sujatha D., Ravi Chithakari, Raghuvardhan L., Prasad B., Gulab Khan R., Sadanandam A. and Christopher Reuben T.

In vitro propagation of Anchote (Coccinia abyssinica) (Lam.) Cogn.]

June 2013

Coccinia abyssinica (Lam.) Cogn.] (Cucurbitaceae) is a tuberous neutraceutical plant locally known as Anchote (Oromo language). A micropropagation protocol was developed for C. abyssinica. Seeds were planted ex vitro in a pot that contained different soil mix ratios, and two weeks old seedlings were used as a source of explants. Shoot tip and nodal explants were sterilized...

Author(s): Folla Bekele, Balcha Abera, Mezgebe Getahun

Aspects of the floral biology and pollen properties of Vigna unguiculata L. Walp (Fabaceae)

May 2013

  The present work had the objective of collecting information pertaining to the floral biology and properties related with the viability and germinability of black-eyed bean (Vigna unguiculata) pollen grains. The study was conducted in the municipal area of Cruz das Almas, Bahia, Brazil during the months of April to June of the year 2011. In the climate and soil conditions of the study area, V....

Author(s):   Generosa Sousa Ribeiro, Adailton Freitas Ferreira, Cynthia Maria de Lyra Neves, Fernanda Silva das Mercês Sousa, Carina de Oliveira, Eloi Machado Alves, Gení da Silva Sodré and Carlos Alfredo Lopes de Carvalho

Physiological and morphological responses of three Bromus species to drought stress at seedling stage and grown under germinator and greenhouse conditions

May 2013

In order to determine the reaction of three Bromus species to drought stress, two separate experiment were conducted in both germinator and greenhouse conditions using factorial experiment based of completely randomized design with three replications in 2010 in Tehran, Iran. The drought treatments were four levels of osmotic potential (0, -0.3, -0.6 and -0.9 MPa) in germinator and four levels of osmotic...

Author(s): Mojtaba Akhavan Armaki, Melika Hashemi and Hossein Azarnivand

Poultry manure and inorganic fertilizer to improve pearl millet yield in Niger

May 2013

Low soil fertility and insufficient rainfall are the major constraints limiting pearl millet yields in Niger. Farmers use organic amendments from diverse sources as an integral component for meeting crop nutritional needs. In the Maradi region of Niger, a private poultry farm produces tons of poultry manure annually, much of which is applied to pearl millet in farmer’s fields. A field survey was conducted in...

Author(s): Nouri Maman and Stephen Mason

Canopy trees leaf phenology in tropical dry deciduous and evergreen forests of Bhadra Wildlife Sanctuary Karnataka, India

May 2013

  Leaf phenology tree species of dry deciduous and evergreen forests of Bhadra Wildlife Sanctuary (13°25’ and 13°50’ N, 75°15’ and 75°50’ E) was studied during June 2004 to May 2006. Leaf fall starts in September and with a peak in December and January. Leaf initiation starts in February and with a peak in April before monsoon, while leaf expansion starts in February...

Author(s): Appaji Nanda, Yelugere L. Krishna Murthy and Hebbalalu S. Suresh

Effects of crop rotation and residue management on bread wheat

May 2013

The objective of this study was to determine the influence of crop rotation and crop residue management on wheat yield and yield components with four crop rotations [wheat-wheat-wheat-rapeseed-wheat (WWWRW), wheat-sugar beet-wheat-potato-wheat (WSWPW), wheat-maize-wheat-potato-wheat (WMWPW) and wheat monoculture for the whole period (WWWWW)] and three levels of retaining crop residues to soil (0, 50 and 100% produced...

Author(s): Ahmad Zare Feizabady

Some potential biofuel plants for production of biodiesel in semi-arid and arid conditions: A review

April 2013

In India the demand of petroleum products has significantly increased during the last two decades due to rapid expansion in transport, industrial and agricultural sector. Plants provide source of renewable energy. A number of plants belonging to families Euphorbiaceae,  Asclepiadaceae, Apocynaceae, Convolvulaceae etc. posses hydrocarbons. These triterpenoids are hexane extractable and can be converted into biofuel...

Author(s): Jolly Garg and Ashwani Kumar

Antibacterial activity of various extracts of Abutilon pannosum (Forst.f.) Schlecht. leave

April 2013

In our present study, we carried out the antibacterial activity of the plant Abutilonpannosum (Forst.f.) Schlecht., which is a cosmopolitan genus belonging to the family of Malvaceae. Different parts of this plant are in use to treat various ailments in ethnomedicine especially its leaves have been used for treating infections. We studied the anti bacterial activity of the extracts prepared from the...

Author(s): Survase S. A., B. P. Sarwade and D. P. Chavan

Responses of fresh leaf yield and quality variables of M5 mulberry to bio-inoculants, farm yard manure (FYM) and inorganic fertilizers under rain-fed conditions

April 2013

  An experiment was conducted to know the effect of integrated use of bio-inoculants (Azotobacter sp. at 20 kg/ha/year, Aspergillus awamori at 25 kg/ha/year and Trichoderma harzianum at 20 kg/ha/year), farm yard manure (FYM) and inorganic fertilizers (IF, that is,Nitrogen-phosphorus-potassium (NPK) on fresh leaf yield and quality variables of M5mulberry under rain-fed condition...

Author(s): Waktole Sori and Bhaskar R. N

Antimicrobial activity of Hygrophila auriculata (Schumach.) Heine and Pergularia daemia Linn.

April 2013

The antimicrobial efficiency and minimum inhibitory concentration of the extracts ofHygrophila auriculata (Schumach.) Heine (Acanthaceae) and Pergularia daemia Linn. (Apocyanaceae) were evaluated against nine bacterial species like (Bacillus cereus,Staphylococcus aureus, Streptococcus pneumonia, Escherichia coli, Pseudomonas aeruginosa, Klebsiella pneumonia, Salmonella...

Author(s): A. Doss and S.P. Anand

Tolerance of white and adzuki bean to pendimethalin plus reduced doses of imazethapyr

April 2013

A total of six field trials were conducted over a three-year period (2009 to 2011) to determine the tolerance of white and adzuki bean to pendimethalin plus reduced doses of imazethapyr applied preplant incorporated (PPI) in Ontario, Canada. There was minimal injury in white and adzuki bean with pendimethalin, imazethapyr and the tankmix of pendimethalin plus imazethapyr applied PPI at Harrow and Ridgetown. In...

Author(s): Nader Soltani, Robert E. Nurse and Peter H. Sikkema

Morphological variation in Heliotropium digynum growing in four locations of the central region of Saudi Arabia

March 2013

  This study was carried out to compare the morphological features of the floral and shoot systems of Heliotropium digynum that were collected from different locations in the central region of Saudi Arabia. Heliotropium digynum is a member of Boraginaceae family. The plant is a shrub that has an ecological importance. The height of the plant differs from one population to another and the...

Author(s): Mona Alwahibi and Najat Bukhary

Study of heavy metals effect in response to linum seed germination

March 2013

The aim of the present study is to develop phenotypically stable varieties for those soils that are contaminated with mercury or cobalt. This is a novel report about their ability to grow in the contaminated soil. The benefit of this technology is the potential for low cost remediation. Highly significant differences have been observed among the varieties of  Linum usitatissimum for all the characters in all the...

Author(s): Rajesh Kumar Jain

Antioxidant activity of Rhodophyceae extracts from Atlantic and Mediterranean Coasts of Morocco

March 2013

  The evaluation of the antioxidant activity of ten aqueous and methanol extracts of the red seaweeds, Pterosiphonia complanata, Boergeseniella thuyoides, Sphaerococcus coronopifolius, Asparagopsis armata, Halopitys incurvus, Hypnea musciformis, Gelidium spinulosum, Plocamium cartilagineum, Gelidium pulchellum and Ceramium rubrum was realized through three different tests. Using the DPPH...

Author(s): Bouhlal Rhimou, Riadi Hassane and Bourgougnon Nathalie

Efficiency of ten populations of Schizaphis graminum (Rondani) in the transmission of barley yellow dwarf virus-PAV (BYDV-PAV) in Iran

March 2013

Variation  in  transmission  of  ten  clones  of  Schizaphis  graminum  (Rondani)  originating  from  different  regions  of  Iran  was  evaluated  by  transmitting  an  isolate  of  barley  yellow  dwarf  virus-PAV  (BYDV-PAV)  for  which  this  species ...

Author(s): Ali  Mirshekar,  Gholam  Reza  Rasoulian and  Gholam  Hossein  Mosahebi

Male sterility and gametoclonal variations from gynogenically derived polyploids of tef (Eragrostis tef), zucc. Trotter

February 2013

The production of plants from the gynogenic culture of tef (Eragrostis tef) was reportedfrom in vitro gynogenesis of unpollinated flower explant of cultivar ‘DZ-01-196’. Out of the159 regenerated R0 lines, 151 tetraploids, 5 di-haploids, 2...

Author(s): Likyelesh Gugsa, and Horst Loerz

Correlation and heritability analysis in breeding of camu-camu [Myrciaria dubia (Kunth) McVaugh]

February 2013

Between 2002 and 2011 in Peru and Brazil, there have been made studies of correlation and heritability in search of tools for genetic improvement of camu-camu. This work is intended to systematize successful information aiming at the consolidation of criteria for the selection of higher plants. The author evaluated basic collections, progenies and clones existing in experimental centers belonging to INIA (Instituto...

Author(s): Mario Pinedo Panduro

Sacred groves and sacred plants of the Dimasas of North Cachar Hills of Northeast India

February 2013

The present paper deals with the rediscovery of 12 sacred groves, known as Dikhos, preserved by the Dimasa community of North Cachar Hills district recently renamed as Dima Hasao district of Assam, India. Located strategically, these sacred groves provide several important ecological services to the people of the district. In addition to the sacred groves the plants considered to be sacred by them are also included. Out...

Author(s): Pramod Medhi and Sachin Kumar Borthakur

Construction and analysis of a subtractive cDNA library of Medicago sativa L. under drought stress

February 2013

Drought is the most significant factor reducing plant productivity. To further study the stress-induced adaptive mechanisms of alfalfa at the molecular level, a drought-induced suppression subtractive hybridization (SSH) cDNA library was constructed. Initially, 225Escherichia coli colonies were obtained. By removing the vector sequences and the sequences with poor quality, 94 expressed sequence tags (EST) were...

Author(s): Yongxin Wang

Effects of the integrated use of effective micro-organisms, compost and mineral fertilizer on greenhouse-grown tomato

February 2013

Effective microorganisms (EM), a commercial concoction of microbes that includes yeasts, fungi, bacteria and actinomycetes, have been found to be effective in enhancing crop growth by a number of scholars. The present study was carried out mainly to investigate the effects of effective micro-organisms on growth, yield and quality of tomato (Lycopersicon esculentum mill) grown under a controlled environment, along...

Author(s): Ncube Lindani and Calistus Bvenura  

In vitro propagation studies of Albizia amara (Roxb.) Boiv.

January 2013

  Albizia amara, belonging to the family Fabaceae is a valuable economic, medicinal and multipurpose drought tolerant tree commonly found in dry forests of India. Keeping view of its economic importance, a protocol was developed for rapid clonal multiplication ofA.amara by means of plant tissue culture. In the present study, development of complete plantlets via induction of multiple shoots from seedling...

Author(s): G. Indravathi and T. Pullaiah

Phytochemical analysis of Phyllanthus niruri L. (Phyllanthaceae) extracts collected in four geographical areas in the Democratic Republic of the Congo

January 2013

  This study aims at investigating the phytochemical analysis or to analyze the secondary metaboliotes of Phyllanthus niruri L. plants from four collection sites which University of Kinshasa (Unikin), National Pedagogic University of Kinshasa (UPN), Kimwenza (Kim) and Kisantu (Kis) in the Democratic Republic of the Congo (DRC). This study should give an explanation about the change of...

Author(s): Rufin Kikakedimau Nakweti, Sébastien Luyindula Ndiku, Patrick Doumas, Mutambel’ Hity Schie Nkung, Yves Baissac, Richard Cimanga Kanyanga, Aimé Diamuini Ndofunsu, Freddy Bulubulu Otono and Christian Jay-Allemand

Ethnobotanical study of commonly used medicinal plants of the Takamanda Rainforest South West, Cameroon

January 2013

  An ethnobotanical study was conducted around the periphery of the Takamanda National Park (TNP) Cameroon, through semi – structured questionnaires, interview, and field survey. The study aimed at recording traditional knowledge on the use of plants to cure common ailments and provide information towards the conservation of indigenous medicinal plants. Thirty-nine (39) plant species belonging to 26 plant...

Author(s): Njoh Roland Ndah, Andrew Enow Egbe, Eneke Bechem, Stella Asaha, Tata Yengo, Eugene Loh Chia and Ngaiwi Mary Eyenieh

Anatomical study of four species of Heliotropium L. (Boraginaceae) from Saudi Arabia

January 2013

  The leaf anatomy and distribution of types of foliar trichome of four Heliotropium L. species have been investigated. The aim of this study is to evaluate the systematicrelevance of their diversity compared to the recent findings of systematic relationshipswithin the genus. The results of leaf anatomy patterns, especially venation, vascularsystem, various types of foliar trichome and localization of...

Author(s): Mona Alwahibi and Najat Bukhary

Soil dynamic of agricultural landscape in East Siang District of Arunachal Pradesh, Eastern Himalaya

January 2013

  The study aims to evaluate the effect of altitude on soil properties in agricultural landscape of East Siang, Eastern Himalaya. Four study sites along the altitude namely, Ruksin (<150 m asl), Pasighat (150 to 300 m asl), Mebo (300 to 450 m asl) and Pangin (>450 m asl) were selected. Soil samples were collected on seasonal basis during 2009 to 2011 for analysis of physico-chemical properties. The...

Author(s): JY Yumnam, OP Tripathi and ML Khan

Comparative stem and petiole anatomy of West African species of Momordica L (Cucurbitaceae)

December 2012

Petiole and stem gross anatomy of seven West African species of Momordica L of the family Cucurbitaceae were studied. This was with a view to exploiting their systematic and taxonomic significance; this is because other studies on them were based on morphology. Representatives of the five species were obtained from various parts of the West African sub-region and passed through standard treatments to make...

Author(s): C. U. Aguoru and B. E. Okoli        

Comparative evaluation of phytochemicals in the raw and aqueous crude extracts from seeds of three Lablab purpureus varieties

December 2012

The phytochemicals in the raw and aqueous crude extracts from seed of three varieties of Lablab purpureus (LP), including Rongai brown, Rongai white and Highworth black were comparatively evaluated as a preliminary study for their pharmacological potential. The phytochemicals analyzed were trypsin inhibitors, hydrogen cyanide, oxalate, haemagglutinin units, phytate, tannin, saponin and alkaloids. The study...

Author(s): Soetan K. O.    

Development of in vitro technique to screen for drought tolerant banana varieties by sorbitol induced osmotic stress

December 2012

The identification of drought tolerant banana varieties under natural environment is complicated by difficulties in field management, variation in phenotype and unexpected rainfall events. A study to develop an alternative and rapid technique to screen for drought tolerant banana varieties by an in vitro technique was carried out. Effects of 0.09 M sucrose, 0.09 M sorbitol and 0.0 M sugar on growth of banana...

Author(s): Rukundo Placide, Carpentier Sebastien Christian and Swennen Rony        

Evaluation of bread wheat for both seedling and adult plant resistance to stem rust

December 2012

Wheat is an important staple food crop in sub-Saharan Africa. However, the current wheat consumption of 900 000 tons in Kenya outweighs the wheat production of 350 000 tons given the high population growth and inflation. The stem rust currently poses the greatest threat to wheat production due to the emergence of the virulent race of thePuccinia graminis f. sp tritici, Ug99 (TTKS) and its...

Author(s): Nzuve F. M., Bhavani S., Tusiime G., Njau P. and Wanyera R        

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