Genetic diversity and disease response of rust in bread wheat collected from Waziristan Agency, Pakistan
January 2011
In the present study, thirty indigenous landraces exclusively collected from Waziristan Agency, Khyber Pakhtunkwa, Pakistan along with 14 cultivars were investigated for genetic diversity and resistance to fungal diseases. The germplasm was evaluated for morphological traits, response to rust and smut, and seed protein markers. A low level of allelic variation was observed for morphological trait,...
A survey of habitat invetorization and habitat potentiality for sustenance of Gharial in Sone (Gavialis gangeticus) Gharial Sanctuary
January 2011
The present study was carried out to find out the diversity of Gharial and potential habitat for its survival. A total of 161 km area in the Sanctuary was studied and data related with population of Gharial, habitat features, river profile, human activities and threats were collected. The Sone River apparently supports a few viable populations of Gharial. The population of Gharial shows 40% reduction...
The influence of sterilizing compounds on the yield of viable explants of Rhododendron L. (Ericaceae)
January 2011
Results are presented on the influence of sterilizing compounds upon the yield of viable explants of Rhododendron in sterilized culture. Yield of viable explants is dependent upon type of sterilizing compound, the type of specie the plant belongs and the type of explant. Results show, that 0.1% solution of silver nitrate is the most effective compound for sterilization of seeds of...
Present distribution status and conservation threats of Indian Gharial in Assam, India
December 2010
Preliminary survey of wild Gharial (Gavialis gengeticus) population was done in Assam from 2004 through 2007. The study revealed the presence of wild Gharial in Assam on certain ecological pockets in different locations of Brahmaputra river and its tributary of which few sites were previously not documented viz., Urpod beel in Goalpara district, Jinjiram River in Lakhipur district and Beki river in...
Seed germination and viability of Salsola imbricata Forssk
December 2010
Salsola imbricata is a halophytic shrub widely distributed in the coastal and inland regions of Kuwait. The effect of light, temperature, salinity, storage temperature and water potential on germination was conducted in the laboratory experiments. S. imbricata seeds germinated well under wide range of temperatures and in both light and dark conditions; the higher the salinity, the lower the...
Comparative analyses of stakeholders’ perceptions of participatory forest management success in Benin
December 2010
The Participatory Management Designs (PMD) of forest reserves under various ecological, economic and socio-cultural contexts in Benin were assessed using a multicriteria analysis. The three main criteria used for selecting the targeted forests were: (i) natural forest stand, (ii) ongoing participatory management designs and (iii) experience of local people of the forest in its joint management. Using these...
The use of ISSR and RAPD markers for detecting DNA polymorphism, genotype identification and genetic diversity among Trichosanthes dioica Roxb. cultivars
December 2010
Trichosanthes dioica Roxb. belongs to family Cucurbitaceae and commonly known as pointed gourd. It is perennial, dioecious and cross pollinated vegetable crop, widely cultivated in eastern Uttar Pradesh of India. 22 cultivars of male and female of T. dioicafrom various agro-climatic regions of India have been fingerprinted by RAPD and ISSR markers utilizing 37, 15 primers respectively. To...
Food and feeding habits and reproduction in Frillfin goby, Bathygobius soporator (Cuvier and Valenciennes, 1837) in the Badagry Creek, Lagos, Nigeria
December 2010
A study was conducted in Badagry Creek in Lagos, Nigeria on food and feeding habits and reproduction of Frillfin goby (Bathygobius soporator). Data collected from the study intend to serve as a baseline for carrying out further study on the fishes and fisheries of this water body. B. soporator is one of the numerous and diverse fishes of the family Gobiidae which share certain similarities...
A numerical study of turbulent mixing parameters at the Nile Delta, north of the Egyptian Coast
December 2010
A study was conducted in Badagry Creek in Lagos, Nigeria on food and feeding habits and reproduction of Frillfin goby (Bathygobius soporator). Data collected from the study intend to serve as a baseline for carrying out further study on the fishes and fisheries of this water body. B. soporator is one of the numerous and diverse fishes of the family Gobiidae which share certain similarities...
Spatio-temporal distribution of drosophilids: A study at Jnanabharathi Campus, Bangalore, Karnataka, India
November 2010
Though studies associated with the geographic distribution of Drosophilidae in India have taken rapid strides in last few years, only a cursory survey has been undertaken in certain areas, whereas a vast area of the Indian subcontinent still awaits exploration. In view of this, an attempt has been made to record the Drosophilid fauna of Jnanabharathi habitat, which is a completely virgin field, to...
The study on the authenticity of the wild South China tiger on an hunter’s photos
November 2010
The wild South China tigers, with no authenticated sighting more than 25 years, are generally considered functionally extinct. A hunter has published a set of photographs of aSouth China tiger that he claims were taken in the Daba mountain of China on October 3rd, 2007. Subsequently, a month later (but claimed a six-year-old product by its manufacturer),a tiger picture...
Brahmaputra River islands as potential corridors for dispersing tigers: A case study from Assam, India
November 2010
We present the first scientific study on Brahmaputra River Islands as potential corridors for the tigers and other animals to move across the region in Assam, India. The study was carried out from February to April 2009, with a goal to ensure connectivity and long term conservation of meta-population of tigers in the Brahmaputra Valley in central Assam landscape of India. We did sign surveys and line...
Ecological and numerical analyses of plant communities of the most conserved protected area in North-Togo
November 2010
The 36 statements obtained from sampling investigation in Galangashi protected areas (Northern Togo) were subjected to floristic processing and several multivariate analyses to study the overall plant diversity, to determine the distribution of life form and phytogeographic type; to identify and describe the main plant communities’ and the ligneous structure of these plant communities. Detrended...
Upper Nyong valley forest in Cameroon: Ethnobotanical uses and implications for biodiversity conservation
November 2010
The Upper Nyong valley belongs to the forest ecological area of Cameroon. Local people living around use drastically natural resources to enhance their livelihoods. According to the Cameroon forest law, more than 30% of natural area must be transformed into park and reserves. In the process of transformation, ecological studies can be conducted to evaluate potential resources available. This paper highlighted...
International day of biodiversity - Albania
November 2010
Under-story indigenous woody species diversity in hardwood and coniferous tree plantations at Berenjestanak lowland forest in the North of Iran
October 2010
Plantations can help speed up secondary forest succession by improving soil conditions, attracting seed-dispersal agents and providing shadow necessary for under-story growth, in the present research, the naturally under-story regenerated native woody species diversity was studied in four tree plantations 22 years of age and it covers 42 ha, composed of Pinus brutia [1] , Populus...
Heritability of pre-weaning growth performance traits in Mengali sheep in (Balochistan) Pakistan
October 2010
Genetic parameters were estimated for weights at birth (BW), 30 days (MW), 120 days weaning weight (WW), and pre-weaning average daily gain (PRADG) of four flocks of Mengali sheep maintained at the Experimental Station CASVAB, Quetta, (ESC), Mastung, Noshki and Quetta over a period of 5 years from 2005 to 2009. Records on 2750 lambs descended from 581 ewes and 56 rams were included in the analysis. Variance...
Zooplankton abundance in the Massa Lagoon, Southern Morocco: Impact of environmental variables
October 2010
The biological reserve of Massa, situated in the National Park of Souss Massa, certified Ramsar has a global interest in birdlife. The functioning of the lagoon is affected by the problems of eutrophication, declining water levels, lack of communication with the sea. This work represents a first contribution to the study of the plankton community living in the lagoon of this reserve in connection with the...
Forest invasion by alien plant species: The case of neem tree (Azadirachta indica A. Juss.) in Southern Togo
October 2010
Several forms of degradation reduce the size and the ecological value of forest ecosystems such as the introduction of alien species. In other to study the level of the exotic plant species Azadirachta indica invasion in forest fragments of Southern Togo, data collection was carried out in thirteen forests where 65 rectangular plots of 500 m2 were set up to record the plant species diversity...
Comparative study of herb layer diversity in lower Dachigam National Park, Kashmir Himalaya, India
October 2010
The present study was conducted at two different ecosystems that is, site I (pastureland) and site II (forest) in the lower Dachigam National Park of Kashmir, Himalaya. The pasture site is located outside the National Park and is under grazing whereas forest site is located inside the National Park and is protected. The study was done on seasonal basis and the average results revealed comparatively more or...
Human attitudes towards conservation of Asian elephants (Elephas maximus) in Bangladesh
October 2010
An assessment of human attitudes, particularly towards Asian elephant (Elephas maximus), is necessary in formulating appropriate policies for conserving such wildlife. The aim of this study is to test the extent of how the experience people have of wild elephants influences their perceptions of, and attitudes towards, them, and to identify factors influencing their attitudes towards the conservation of...
Conservation threats of cotton pygmy-goose in Assam, India
September 2010
The cotton pygmy-goose (CPG) Nettapus coromandelianus coromandelianus Gmelin is an environmental indicator species among the anatids. Its population is going to be more or less vulnerable when threatened from the chance events such as severe weather, diseases and other natural as well as anthropogenic factors. The present study was conducted to have a detailed look over the factors responsible for...
Land use pattern and fauna composition in the relics of Maba forest, Ogun State, Nigeria
September 2010
The study of land use pattern and fauna composition in the relics of Maba forest as the permanent site of the Redeemers’ University (RUN’s) was carried out to determine distribution and abundance of the wildlife species within the niche level and effect that such developmental pattern will have on the general ecological balance of the area. The study entailed complete ground truithing of...
Assessment of crop raiding situation by elephants (Loxodonta africana cyclotis) in farms around Kakum conservation area, Ghana
September 2010
The study assessed the crop raiding situation around Kakum conservation area (KCA). This was done through analysis of data collected on elephant damage to crops from crop-raiding report forms completed for all raids, which occurred from January to December, 2007 at KCA. It was observed that cases of crop damage by elephants covered a total agricultural land area of about 2.3 ha and this involved 35 farms,...
Prioritization of watershed habitat for neotropical migratory birds
September 2010
The decline in habitat for neotropical migratory (NM) bird species has become a major conservation issue. A regional prioritization of potential habitat is needed, particularly to identify areas that could maximize conservation benefits. This study identifies and evaluates habitats that support NM birds in the Connecticut River Watershed (CRW) using a landscape-based assessment. Habitat potential for the 25...
Bushmeat hunting in Serengeti, Tanzania: An important economic activity to local people
September 2010
Unsustainable use of natural resources poses threats to conservation and livelihoods. High-levels of bushmeat hunting threaten wildlife populations and extinction of some species. This paper gives an overview of bushmeat hunting in Serengeti, Tanzania. The data on hunting was collected through interviewing 477 households in 10 villages surrounding Serengeti National Park. Our research indicates that bushmeat...
The institution of taboo and the local resource management and conservation surrounding sacred natural sites in Uttarakhand, Central Himalaya
August 2010
Social taboos exist in invariably all cultures throughout the world, and represent a class of informal institutions, where traditional, religiously governed norms or taboo system define the human behaviour. These taboos remain the prime factor guiding their conduct towards the exploitation of the natural resources. However, the singular role played by these informal systems of taboo in conservation of...
The hydrochemistry and macrobenthic fauna characteristics of an urban draining creek
August 2010
Lagos lagoon is the largest of the eight lagoons that make up the lagoon systems of Nigeria and probably the most exposed to anthropogenic influence. The pollution status of the Lagos lagoon is generally attributed to the direct discharge of waste (domestic and industrial) and the contribution from rivers, creeks and drainage canals that empty into the Lagoon at different points. The paucity of information on...
Evaluating headstarting as a management tool: Post-release success of green iguanas (Iguana iguana) in Costa Rica
August 2010
Headstarting has become a popular tool employed by wildlife managers to help animal species, specifically those lacking or providing minimal parental care-offset extinction. However, many researchers challenge the conservation value of headstarting and urge proponents to monitor headstarted individuals following release into the wild to evaluate the success of headstart programs. As part of an experimental...
Biogeographic variation in Thecamoebian (Testate amoeba) assemblages in lakes within various vegetation zones of Alberta, Canada
August 2010
Thecamoebians (Testate amoebae) have proven to be valuable proxies commonly used in environmental and paleoenvironmental studies. A better understanding of their geographic distribution and environmental parameters influencing this distribution is required for further thecamoebian research. Thecamoebians were analyzed from twelve lakes spanning five drainage basins and four vegetation zones, representing...
Evaluation of the impact of Lantana camara L. invasion, on four major woody shrubs, along Nayar river of Pauri Garhwal, in Uttarakhand Himalaya
July 2010
Situated in North-Western Himalayas, owing to large variations in the altitude and climatic zones, Pauri Garhwal possesses a rich diversity of flora and fauna. Composition and structure of vegetation of the Garhwal region is being modified due to the invasion ofLantana camara L. Its rapid spreading, entangling nature of canopy of many individuals of a population and allelopathic nature pose serious...
Conservation of Aegiceras corniculatum (L.) Blanco (River mangrove, Khalsi): A new approach of vegetative propagation through hypocotylar juvenile stem cuttings
July 2010
Clonal propagation method through induction of adventitious rooting in hypocotyl-plus-stem (HpS) and juvenile-stem (JS) cuttings was reported in Aegiceras corniculatum (L.) Blanco (khalsi), mangrove plant of coastal Orissa, India. The induction of adventitious roots is an essential process in vegetative propagation. Adventitious rooting in above cuttings was induced by exogenous application of root...
Quantitative analysis of R&D output on plantation crops in India
July 2010
The study examines India’s performance in Plantation Crops literature published during 1998 - 2007. The study was undertaken using Horticultural Science Database. The plantation crops are high value commercial crops of greater economic importance and play a vital role in our Indian economy. India enjoys the pride of leading in the production of plantation crops throughout the world. Hence, the...
Mechanisms for sustainable use of biodiversity in and beyond natural ecosystems: A study on conservation and commercial production of P. africana in Uganda
July 2010
The increasing demand for Prunus africana resources is an opportunity for its conservation and commercial use to support livelihoods in Africa. The objective for this study was to investigate major steps to advance production of P. africana for long-term commercial use in Uganda. Specific objectives were to explore potential production schemes, setbacks in production and strategies to...
Earthworm resources in the Gangetic Plain of Uttar Pradesh, India
June 2010
Based on an extensive survey of Gangetic Plain of Uttar Pradesh during August – October 2008, the communication reports first-hand information on 11 taxa of earthworms belonging to 6 genera and 2 families, that were commonly found in the study area. This constitutes 26.3% of total Indian earthworm fauna. Of these, 4 taxa are exotic with extra Indian origin. The information on their scientific names,...
Mass multiplication of Celastrus paniculatus willd: An important medicinal plant under in vitro conditions via nodal segments
June 2010
A rapid clonal propagation system has been developed for Celastrus paniculatus(Celastraceae) an important medicinal plant under in vitro conditions. Nodal explants from mature plant of this species were collected and cultured on MS medium supplemented with various concentrations (0.5, 1.0 and 2.0 mg l-1) of cytokinins (BAP and Kn) and auxins (IAA, NAA and 2, 4-D) alone and in various...
Impact of nomadic grazing on medicinal plants diversity in Miandam, Swat-Pakistan (Preliminary results)
June 2010
The coniferous forest play vital role to support the livelihood of rural poor and provides goodecological services for the maintenance of ecosystem. In this context the present study was initiated with the aim to evaluate the impact of nomadic grazing on the plant diversity, with special focus on medicinal flora. Comparisons were made between two sites; one protected from grazing for about seven years,...
Biodiversity conservation in community forests of Nepal: Rhetoric and reality
May 2010
Community forests management in Nepal has been exemplified as one of the most successful programs for participatory resource management. The success of community forestry is described in terms of restoring degraded land and habitats, conserving biodiversity, increasing supply of forest products, empowering women and disadvantaged groups, generating rural incomes, and developing human resources. However, the...
Enrichment planting of an understory palm: Effect of micro-environmental factors on seedling establishment, growth, and survival
May 2010
Although extraction of non-timber forest products (NTFPs) is considered an ecologically sustainable source of income, NTFP populations are vulnerable to depletion. The community of Alta Cima in the El Cielo Biosphere Reserve in Tamaulipas, Mexico, has conducted enrichment plantings of Chamaedorea radicalis, an important NTFP in northeastern Mexico, in forest areas near the village to supplement wild...
Variation of turbulent mixing parameters at the Egyptian Mediterranean coast
May 2010
The analysis of the turbulent mixing structure is accomplished by the dynamical computations of the mixing parameters represented by: buoyancy frequency (N), viscous dissipation (ε), turbulent kinetic energy (E), Richardson number (Ri), Reynolds stress, diffusive salt flux (DSF), diffusive heat flux (DHF). In general the computations show that, the water column becomes more stable and less stratified...
Haematological studies of Oreochromis niloticus exposed to diesel and drilling fluid in Lagos, Nigeria
May 2010
Haematological changes in Oreochromis niloticus after exposure to diesel (23.4 mg/L) and drilling fluid (492 mg/L) for 28 days was investigated. The blood parameters of O. niloticusrevealed a significant decrease in haemoglobin only in fish exposed to drilling fluid and mean cellular volume (MCV), in both diesel and drilling fluid. Blood parameters of the fish such as mean cellular haemoglobin (MCH)...
Desert oases as genetic refugia of heritage crops: Persistence of forgotten fruits in the Mission orchards of Baja California, Mexico
April 2010
The first introductions of agricultural crops to desert oases of Baja California, Mexico were initiated by Jesuit missionaries between 1697 and 1768 and historic records from these Jesuits provided a detailed benchmark by which temporal changes in agro-biodiversity can be measured. Longitudinal studies at the agricultural oases on the Baja California peninsula of Mexico can help determine whether such...
Occurrence of endosymbiont Richelia intracellularis (Cyanophyta) within the diatom Rhizosolenia hebetata in the Northern Arabian Sea
April 2010
The presence of diazotrophic cyanobacterium Richelia intracellularis Schmidt as an endosymbiont of Rhizosolenia hebetata was observed in the phytoplankton samples collected from the Northern Arabian Sea during the fag end of winter monsoon (February - March). R. hebetata formed 80% Rhizosolenia population and 60% of this species harboured endosymbiotic...
Patterns of diversity, abundance and habitat associations of butterfly communities in heterogeneous landscapes of the department of atomic energy (DAE) campus at Kalpakkam, South India
April 2010
The diversity of butterflies inhabiting the department of atomic energy campus at Kalpakkam was recorded through a modified line transect methodology by setting a permanent line transect of 300 m and recoding all species of butterflies observed within a five meter distance around the observer. Five habitats within the campus viz., Garden, Scrub jungle, Riparian woods, Sandy area...
Copepoda and Branchiopoda from Tunisian temporary waters
April 2010
Copepoda and Branchiopoda from Tunisian temporary waters were collected from 92 sampling stations along five distinct areas, namely the Northern, the Medjerda, the Cap Bon-Miliane, the Central and the Southern basins during the wet season (October to March) throughout the period 1994 - 1997. The aim of the present survey is to update and increase the knowledge on species diversity and richness in...
Propagation studies in Farsetia aegyptia Turra
March 2010
Native plants are key components of the global biological diversity, and are highly adapted to the local environmental and climatic conditions. As Kuwait’s native plants are threatened in their natural habitat and have begun to disappear at an alarming rate, their use in landscape projects will help in conserving biodiversity and heritage. Farsetia aegyptia Turra. is a grey green,...
A checklist of desmids of Lekki lagoon, Nigeria
March 2010
This paper presents a pioneer investigation of the desmids of Lekki lagoon, located in Epe Local Government area of Lagos State. Samples were collected monthly for two years (June, 2003 - May, 2005) using standard plankton net of 55 µm mesh size. Seventy three taxa were observed, the...
Biodiversity and conservation of plant genetic resources in the Field Genebank of the National Centre for Genetic Resources and Biotechnology, Ibadan, Nigeria
March 2010
This study was conducted to determine the biodiversity of the plant collections at the National Field Genebank at the National Centre for Genetic Resources and Biotechnology (NACGRAB), with the view of evaluating the conservation strategy of the ex situconservation of recalciterant crops in the genebank for effective conservation and sustainable utilization. The results reveal that three hundred and...
Estimation of blue sheep population parameters in the Dhorpatan Hunting Reserve, Nepal
March 2010
Blue sheep (Pseudois nayaur) are the main prey species of snow leopards (Uncia uncia)and are a highly coveted species in Nepal. Currently, the conservation of blue sheep in Nepal is a national concern because it is not clear if populations were affected by the Maoist insurgency beginning in 1996. For this study, we estimated population parameters for blue sheep in the Dhorpatan Hunting Reserve...
Land reclamation efforts in Haller Park, Mombasa
February 2010
Land reclamation of derelict landscapes, until in recent times, was a rare experience, especially in developing countries. This has however changed with the adoption of environmental policies and legislative frameworks in most countries in the world. This drive was mainly inspired by the conservation strategies developed and promoted by the International Union for the Conservation of Nature and Natural...
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