African Journal of
Plant Science

  • Abbreviation: Afr. J. Plant Sci.
  • Language: English
  • ISSN: 1996-0824
  • DOI: 10.5897/AJPS
  • Start Year: 2007
  • Published Articles: 688

AJPS Articles

February 2013

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

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

February 2013

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

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

February 2013

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

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

February 2013

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

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

February 2013

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

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  

January 2013

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

  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

January 2013

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

  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

January 2013

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

  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

January 2013

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

  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

January 2013

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

  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

December 2012

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

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        

December 2012

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

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.    

December 2012

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

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        

December 2012

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

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        

December 2012

Invasiveness of Argemone ochroleuca Sweet in various habitats in Taif, Saudi Arabia

This study was designed to elucidate the role of Argemone ochroleuca Sweet-an exotic worldwide weed-in native desert communities of various habitats (sand plains, dams and wadies) in Taif. The latter is characterized by its high diversity in local climatic and topographic conditions. The inter-relationship between the species invasibility (INV) and its biological features (such as plant size; PS, seed...

Author(s): Sanaa, A. I. Moussa,    

November 2012

Understanding epigenetic effects in crop species

Epigenetics, which generally refers to beyond genetics, began to attract the attention of plant geneticits principally due to many biological phenomena that deviate from basic evolutionary rules and trends. Several studies past and present have attributed gene expression including both qualitative and environmentally influenced morphological changes in plants and crop species to epigenetic related activities such as DNA...

Author(s): Joseph Onwusemu Disi, Dayong Wei, Jiaqin Mei and Wei Qian        

November 2012

Effect of pre-treatments on the germination and early seedlings growth of Acacia auriculiformis Cunn. Ex. Benth

Acacia auriculiformis Cunn. Ex. Benth is a multipurpose wattle tree with diverse environmental and ecological significance. However, seeds dormancy and low germination percentage are problems for its use in agro-forestry practices. Investigations were carried out on the effect of pre - treatment on the germination and early seedlings growth of A. auriculiformis. Germination were observed in seeds pre-treated...

Author(s): Olatunji D., Maku J. O. and Odumefun O. P.        

November 2012

Tissue culture regeneration of three Nigerian cultivars of tomatoes

The in-vitro response of three Nigerian cultivars of tomato - Ibadan local (IbL), Ife and JM94/46 (JM) - were tested using cotyledons as explants for direct shoot regeneration. The cultivars showed variable responses in the two media used. In the medium consisting of an initial culture on pre-culture medium made up of Murashige and Skoog (MS) with 1.0 mg L-1 naphthaleneacetic acid...

Author(s): Ajenifujah-Solebo S. O. A., Isu N. A., Olorode O., Ingelbrecht I., and Abiade O. O.      

November 2012

Role of nitric oxide in saline stress: Implications on nitrogen metabolism

The present work is focused on the possible relationship between nitric oxide and the induction of nitrogen metabolism in response to salt stress. The plants were subjected to 100 mM NaCl and sodium nitrite (NaNO2) or sodium nitroprusside (SNP) as the NO donor. On one hand, plants showed lower Na+ and Cl- accumulation after application of SNP or NaNO2 together with the NaCl treatment in leaves and roots...

Author(s): Jamel Manai, Chokri Zaghdoud, Mohamed Debouba, Houda GouiaDonia and Bouthour

November 2012

Influence of nutritional media and photoperiods on in vitro asymbiotic seed germination and seedling development of Dendrobium aqueum Lindley

Dendrobium aqueum Lindley is an epiphytic orchid decreasing in nature owing to environmental disturbance and inherent lower germination rates of mature seeds. To conserve this species, in vitro asymbiotic media and photoperiod screening were experimented. Twenty asymbiotic orchid seed germination media were examined to get the optimal medium for germination and seedling development under 16/8 hrs...

Author(s): S. Parthibhan, J. H. Franklin Benjamin, M. Muthukumar, N. Ahamed Sherif, T. Senthil Kumar and M. V. Rao      

October 2012

Population structure of an arborescent aloe (Aloe marlothii) in Botswana

Aloe marlothii A. Berger (Asphodelaceae) (ALMA), an arborescent CAM succulent, were measured in two populations of historical significance near Molepolole, Botswana with the objective of determining size class distribution and therefore assess future population viability. It was found that plant height and a variety of other plant attributes were strongly correlated, including being reproductive and number of...

Author(s): Jonathan H. Titus, Priscilla J. Titus, Melinda Laituri and Bongani Sethebe

October 2012

Distribution, incidence, severity and effect of the rust (Puccinia abrupta var. partheniicola) on Parthenium hysterophorus L. in Western Hararghe Zone, Ethiopia

Parthenium is an exotic invasive weed that originated in South America, and has formed severe infestations in Ethiopia. This weed is known to be host to various micro-organisms such as the rust pathogen Puccinia abrupta var. partheniicola that may be used as a component of integrated parthenium weed management. Field surveys were conducted in 2008 and 2009 cropping seasons in eastern Ethiopia to...

Author(s): Zelalem Bekeko, Temam Hussien and Taye Tessema        

October 2012

Qualitative traits diversity and eco-geographical distribution in finger millet (Eleusine coracanaGURE subsp. Coracana) landraces from eastern and south eastern Africa: An implication for germplasm collection and conservation

One hundred and forty four finger millet landraces collected from different regions of Ethiopia and some introduced from Kenya, Eritrea, Zambia and Zimbabwe were planted with six improved varieties in randomized complete block design at...

Author(s): Dagnachew Lule, Kassahun Tesfaye and Masresha Fetene        

September 2012

Bio-nutritional constituents of coconut fruit and its possible medicinal applications

Analysis of constituents of coconut fruit for nutritional and medicinal purposes for people from diverse culture was done to establish the scientific claims for its diverse medicinal applications. The concentrations of glucose, calcium, potassium, sodium, iron, zinc along with that of vitamins C and E in the coconut milk and oil were determined using standard laboratory methods, while pH and specific gravity of coconut...

Author(s): Omotosho Ishiaq and Odeyemi F. A.      

September 2012

Assessment genetic variation and relationship of sago palm (Metroxylon sagu Rottb.) in Indonesia based on specific expression gene (Wx genes) markers

Starch production of sago palm based on physical and chemical properties were observed in a large variation in the previous study. The important gene markers used forthe assessment of the genetic variation and relationships which is related to the starch production is wx gene markers. The generating data based on the Wx gene markers were described in 8 alleles and 14 genotypes on sago...

Author(s): Barahima Abbas and Hiroshi Ehara        

September 2012

Microtuberization of Ceropegia spiralis Wight and Ceropegia pusilla Wt. and Arn.

The ability of Ceropegia spiralis Wight and Ceropegia pusilla Wight and Arn. to form microtubers in vitro was studied, to conserve these endemic and endangered species. Murashige and Skoog’s (MS) medium supplemented with various concentrations of cytokinins and auxins supported induction of two types of microtubers, that is, basal and aerial tubers. The nodal explants of C....

Author(s): K. Sri Rama Murthy, R. Kondamudi and S. Karuppusamy        

August 2012

Influence of aseptic seedling explants on in vitro shoot multiplication of Caralluma adscendens var. attenuata Wight

A protocol has been developed for in vitro shoot multiplication and plant establishment ofCaralluma adscendens var. attenuata. Aseptic seedlings raised on Murashige and Skoog (MS) basal medium were used as a source of explants. Among different seedling explants cultured on different basal media, nodal explant on MS basal medium supplemented with BA 2 mg/L gave best shoot regeneration frequency. Nodal...

Author(s): V. Aruna, C. Kiranmai, S. Karuppusamy and T. Pullaiah      

August 2012

Novel source of sorghum tolerance to the African stem borer, Busseola fusca

Sorghum (Sorghum bicolor) is an important cereal food crop in semi-arid tropics, but its productivity is curtailed mainly by insect pests and diseases. The African stem borer,Busseola fusca Fuller (Lepidopteran:  Noctuidae), is among the most injurious pests of sorghum in sub-Saharan Africa and is responsible for >15% sorghum grain yield losses.  Sorghum from India with records of stem borer...

Author(s): Muturi P. W., Rubaihayo P., Mgonja M., Kyamanywa S., Sharma H. C. and Hash C. T.      

August 2012

Distributional pattern of Asteraceae along a spatial gradient in urban and suburban areas of Lahore City, Pakistan

Ecological significance of Asteraceae in response to common colonizers due to the fast pace of urbanization in Lahore District was determined. The species are natural colonizers in this area. In order to gauge the response, sites from both urban and suburban areas were selected. A total of 28 species under 22 genera of the family Asteraceae were collected and identified. The results reveal that members of Asteraceae...

Author(s): Uzma Hanif, Zaheer-ud-din Khan and Amin U. Khan        

July 2012

Allelopathy in aquatic macrophytes: Effects on growth and physiology of phytoplanktons

The present review discussed allelophatic effects of aquatic macrophytes on phytoplankton with emphasis on growth and physiology; and also indicates implication for control of invasive aquatic macrophyte and phytoplankton species. In view of the fact, inhibition of phytoplankton by allelochemicals released by macrophytes is supposed to be one of the mechanisms that contribute to stabilisation of clear-water states in...

Author(s): Yalew Addisie and Andrea Calderon Medellin    

July 2012

Propagation and growth from cultured single node explants of rosa (Rosa miniature)

Roses are one of the world's most important ornamentals for a long time and are most often used for ornamental, medicinal and aromatic purposes. A method for the proliferation and growth of rose (Rosa miniature) was developed. First to seventh nodal explants from young healthy shoots were excised and cultured on basal medium of Murashige and Skoog (1962, MS) containing several concentrations of Benzyl amino...

Author(s): Farah Farahani and Soodeh Shaker      

June 2012

Analysis of pathogen virulence of wheat stem rust and cultivar reaction to virulent races in Tigray, Ethiopia

Wheat stem rust caused by Puccinia graminis f. sp. tritici is amongst the biotic factors which can cause up to 100% yield loss during epidemic years. The highland of Ethiopia is considered as a hot spot for the development of stem rust diversity. This study was carried out to analyze the virulence diversity of P. graminis f. sp. tritici and evaluate the seedling reaction of...

Author(s): Teklay Abebe, Getaneh Woldeab and Woubit Dawit

June 2012

Effect of exposure time of fast neutron irradiation on growth and yield parameters of Capsicum annum and Capsicum frutescens

In order to assess the effect of fast neutron irradiation (FNI) on growth and yield parameters of Capsicum annum and Capsicum frutescens, 400 dry seeds of each species were exposed to FNI from an Americium Beryllium source with a flux of 1.5 ×104 n.cm2/s for five irradiation exposure...

Author(s): Olamide Ahmed Falusi , Oladipupo Abdulazeez Yusuf Daudu and Jaime A. Teixeira da Silva        

April 2012

Genetic divergence in mustard (Brassica spp. L)

A field experiment was conducted with 25 mustard (Brassica spp. L) genotypes on the farm of Hajee Mohammad Danesh Science and Technology University, Dinajpur, Bangladesh from November 2009 to February 2010, to study the genetic diversity present among the genotypes. Eleven quantitative characteristics, namely plant height, days to 50% flowering, days to maturity, number of primary branches per plant, number of...

Author(s): Dilara Afroz Shathi, M. Arifuzzaman, B. K. Biswas, M. Hasanuzzaman and A. K. Azad    

April 2012

A viewpoint toward farm management and importance of barberry in sustainable rural livelihood in desert regions in east of Iran

This study was to determine the mechanism underlying the hypoglycaemic activity of the aqueous extract perfusion of rosemary in normal and streptozotocin-induced diabetic rats. The sugar level and lipid profile were investigated in plasma of normal andstreptozotocin-induced diabetic rats treated with rosemary for four weeks. Diabetic rats exhibited an increase in the levels of sugar, cholesterol, triglycerides...

Author(s): Farhood Golmohammadi and Mohammad Karim Motamed        

April 2012

Effects of rosemary on lipid profile in diabetic rats


Author(s): Abdulrahim Aljamal, Abdallah Ibrahim, Mohammad A. Al-Fararjeh and Taha Alqadi

March 2012

Influence of bulb topping and intra row spacing on yield and quality of some shallot (Allium Cepa Var. Aggregatum) varieties at Aneded woreda, western Amhara

Lack of improved varieties and production practices have been the bottlenecks of shallot productivity in Amhara region. Bulb topping have been traditionally practiced among shallot growers in the region though its importance remained controversial among interested groups worldwide. There was no recommended spacing for shallot in the study area and farmers used to practice broadcasting. Thus, a field experiment was...

Author(s): Dereje Ademe, Derbew Belew and Getachew Tabor        

March 2012

Limonene synthase gene expression under different concentrations of manganese in Cuminum cyminum L.

Semi-quantiative real time polymerase chain reaction (SQ-RT-PCR) was applied to study Limonene synthase (LS) gene expression pattern and the response to different concentrations of manganese in different organs of cumin (Cuminum cyminum L.). The results revealed that the gene was expressed in very small (< 2 mm) and small (3-4 mm) flowers and also in shoots, while it was not expressed in roots, leaves, medium...

Author(s): Fatemeh Zarinkamar, Maryam Ghannadnia and Raheem Haddad    

March 2012

Effect of oil types as pollutants on physiognomic characteristics of Gmelina arborea in the tropical rainforest zone of Nigeria

The research was designed at studying the effect of oil pollution on the physiognomic characteristics of Gmelina arborea and the pollutants used are diesel oil and spent engine oil respectively. The experiment lasted for 6 months before analysis was done. Five treatments were carried out separately for diesel oil and spent engine oil in which the application of pollutants was at the rate 0, 400, 800, 1200 and...

Author(s): Alamu L. O., Ojo A. O. and Ogunesan B. A.      

March 2012

Evaluation of some okra (Abelmoschus spp L.) germplasm in Ghana

Twenty-five accessions of okra collected from different parts of Ghana were evaluated for their horticultural and agronomic attributes in the major and minor cropping seasons of 2008 at the crop and soil sciences experimental field, Kwame Nkrumah University of Science and Technology (KNUST) Kumasi, Ghana, using a randomized complete block design (RCBD) with four replications. The objectives of the experiment were...

Author(s): D. Oppong-Sekyere , R. Akromah, E. Y. Nyamah, E. Brenya and S. Yeboah      

February 2012

A study of the initial establishment of multi - purpose moringa (Moringa oleifera Lam) at various plant densities, their effect on biomass accumulation and leaf yield when grown as vegetable

A field study was carried out to evaluate the effect of different plant spacing on growth, biomass accumulation and initial establishment of Moringa oleifera multi-purpose tree. This was a one factor experiment comprising of five different plant spacing carried out in randomised design (RCBD) in three blocks at the University of Zimbabwe, Crop Science Department. The main objective of this study was to...

Author(s): Maria Goss

February 2012

Growing ecologically clean potato seed material

The article showed the results of raising the coefficient of tubers reproduction due to the thickness of the planting and mass of the seed material. It was found out that to raise the coefficient of potato tubers reproduction in the system of seed growing in the optimal fertilizing area of 70 × 15 m2 and average mass of the planting tuber 30 to 50 g, it is purposeful to raise the thickness of the per hectare to...

Author(s): M. K. Abdurakhimov    

February 2012

Effects of soil nutritional status on seedling nursery performance of Arizona cypress (Cupressus arizonica var arizonica Greene) and Medite cypress (Cupressus sempervirens var. horizantalis (Mill.) Gord)

The present research was carried out to determine the influence of different combinations of organic matter as growing media on seed germination, survival, growth, biomass and performance of needle-leaved Arizona cypress (Cupressus arizonica var arizonica Greene) and Medite cypress (C. sempervirens var. horizantalis (Mill.) Gord) seedlings in Koloudeh nursery, located in Amol city...

Author(s): Fatemeh Ahmadloo, Masoud Tabari,Hamed Yousefzadeh, Yahya Kooch and Ahmad Rahmani        

February 2012

The position of Pinus roxburghii in the forests of Kotli hills, Azad Jammu and Kashmir

Thirteen plant communities were recorded from Kotli hills during Monsoon, 2010 to see the present position of Pinus roxburghii. The data show that in six communities P. roxburghii was purely dominating while in two communities P. roxburghii occurs in association with Themeda anathera, Olea ferruginea and the remaining five communities were dominated by Adhatoda zeylanica, Acacia...

Author(s): Muhammad S. A., Malik Z. H., Malik N. Z. and Sadia M. A    

February 2012

An ethnoveterinary survey of medicinal plants used to treat livestock diseases in Seharti-Samre district, Northern Ethiopia

Ethnoveterinary medicine is frequently used for treating livestock diseases by many different ethnic groups in Ethiopia. Nearly 90% of livestock population in Ethiopia use plant based traditional medicines as their major health care system. This study was conducted to identify ethnoveternary medicinal plants used for the treatment of livestock ailments in Seharti-Samre district, northern Ethiopia. Ethnoveterinary data...

Author(s): Gidey Yirga, Mekonen Teferi, Gebrerufael Gidey and Samuel Zerabruk    

January 2012

Studies on the prospects and some problems of sand dune vegetation at the fragile coastal zones of West Bengal and Orissa, in Eastern India

Platostoma africanum P. Beauv. is a tropical plant species valued for its efficacy in traditional medicinal system in West Africa. Although studied for its chemical properties, no cytogenetic study has been reported on this plant species. Axillary buds obtained from the growing plants were used to conduct mitotic study. Results obtained in this study showed that P. africanum is a diploid species with...

Author(s): Tamal Chakraborty, Amal Kumar Mondal and Sanjukta Mondal Parui  

January 2012

Effect of soybean (Glycine max) leaf extracts on germination and early growth of speargrass (Imperata cylindrica (L.) Reauschel

Allelopathy in plants can be instrumental in the suppression of weeds in a crop-weed interaction. Soybean has been found to exhibit allelopathetic effects by inhibiting speargrass germination and subsequent growth. The results showed that soybean and velvet bean extracts significantly reduced speargrass germination by 46 and 54% respectively. There was significant reduction in shoot and root length of speargrass by 37...

Author(s): Aluko Olubunmi A., Chikoye D. and Smith Muftau A. K.          

January 2012

Investigation of the effect of salt stress on the antioxidant enzyme activities on the young and old leaves of salsola (Stenoptera) and tomato (Lycopersicon esculentum L.)

We can define all negative factors affecting plant growth as stress. We can say that one of the most important problems among stress factors is salt stress. Although, many researches have been done regarding the effects of salt stress, especially the different responses to salt stress among young and old leaves are being investigated nowadays. For this purpose, responses to salt stress on young and old leaves of salsola...

Author(s): Mahmut Doğan    

January 2012

Study on florets harvest effects on grain and oil yields and their components in safflower (Carthamus tinctorius)

We can define all negative factors affecting plant growth as stress. We can say that one of the most important problems among stress factors is salt stress. Although, many researches have been done regarding the effects of salt stress, especially the different responses to salt stress among young and old leaves are being investigated nowadays. For this purpose, responses to salt stress on young and old leaves of salsola...

Author(s): M. Sharrifmoghaddasi    

January 2012

Yield stability of stem borer resistant maize hybrids evaluated in regional trials in east Africa

Twenty-seven stem borer-resistant maize hybrids and three checks were evaluated in 14 locations in Kenya and Ethiopia to study the genotype x environment interaction (GEI) and yield stability. An analysis of variance was conducted for grain yield, number of days to silking, plant height, ear height and grain moisture content, and reaction to turcicum leaf blight, gray leaf spot, maize streak virus diseases and common...

Author(s): Yoseph Beyene, Stephen Mugo, Tadele Tefera, James Gethi, John Gakunga, Samuel Ajanga, Haron Karaya, Ruth Musila, Wilson Muasya, Regina Tendeand Stephen Njoka  

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