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biodiversity; fish; fisheries; juveniles; market prices; markets; streams; India
Abstract:
... 1.Denison's Barb, Puntius denisonii (Day) is an endemic and endangered cyprinid fish of the Western Ghats biodiversity hotspot in peninsular India, which is the focus of an organized yet undocumented fishery targeting juveniles for the international aquarium trade.2.Research on P. denisonii has been very limited and there has been no systematic effort to assess and monitor their abundance, distrib ...
Bidens pilosa; beverages; cold; kitchen gardens; leaves; tea; India
Abstract:
... Bidens pilosa L., a less-known cultivated tea species was collected from cold desert of Ladakh Himalaya, Jammu and Kashmir, India during 2004. The freshly harvested leaves are used in preparation of 'Ladakhi tea' locally known as 'Saja' or 'Soljaa' in cold desert of Ladakh Himalaya, Western Himalaya, Jammu and Kashmir. The local inhabitants were growing this species in their kitchen garden for thi ...
Carissa; roots; chemical constituents of plants; volatile compounds; essential oils; quantitative analysis; spectral analysis; chemical structure; India
Abstract:
... The volatile oil obtained by hydrodistillation of the roots of Carissa opaca was analyzed by GC and GC/MS to study its composition. Thirty-five compounds representing 98.3% of the oil were identified. Si-gel chromatography of the oil yielded 2-hydroxyacetophenone, which was characterized by spectral methods (1H-, 13C-NMR and mass), as the main component, amounting to 89.5% of the oil. ...
... We developed ring-width chronologies of Cedrus deodara [(Roxb.) G. Don] and Pinus gerardiana (Wall. Ex. Lamb) from a homogeneous moisture stressed area in Kinnaur, Himachal Pradesh. Running correlation using a 50-year window with overlap of 25 years showed strong correlations between these species chronologies during the entire common period (ad 1310-2005). Response function analysis indicated tha ...
flora; habitats; mosses and liverworts; Africa; India
Abstract:
... The liverworts Cololejeunea distalopapillata and C. vidaliana , earlier known to be distributed in Africa and, Africa and certain regions of Asia, respectively, are added to the Indian bryoflora from the Southern Western Ghats. They are provided with a detailed description, notes on habitat and distribution, and an illustration. ...
... Zingiber parishii Hook. f. (Zingiberaceae), a native plant of Myanmar has been reported for the first time from India. Detailed description, illustration and other relevant notes are provided. ...
Jatropha curcas; germplasm; genetic variation; genetic polymorphism; genetic markers; amplified fragment length polymorphism; biofuels; energy crops; India
Abstract:
... Amplified fragment length polymorphism (AFLP) was employed to assess the diversity in the elite germplasm collection of Jatropha curcas, which has gained tremendous significance as a biofuel plant in India and many other countries recently. Forty-eight accessions, collected from six different states of India, were used with seven AFLP primer combinations that generated a total of 770 fragments wit ...
diameter; allometry; Bambusa; carbon; carbon sequestration; branches; biomass; leaves; India
Abstract:
... Bamboo forms an important component in the traditional landscape of North East India. For biomass estimation of village bamboos of Barak Valley, North East India, allometric relationships were developed by harvest method describing leaf, branch and culm biomass with DBH as an independent variable using a log linear model. The culm density of the stand was 8950 culms ha-1 during 2005 of which 67% o ...
... Studies on abundance and types of various pollution indicator bacterial populations from tropical estuaries are rare. This study was aimed to estimate current levels of pollution indicator as well as many groups of human pathogenic bacteria and their seasonal variations in different locations in Mandovi and Zuari Rivers in the central west coast of India. The sampling covered the estuarine and ups ...
... The three-way catalytic converters [mainly using platinum, palladium and rhodium of platinum group elements (PGE)] have been widely used to reduce the pollution arising from vehicular traffic. Since the late 1990s, the Chinese government has implemented measures for new vehicles, equipped with the three-way catalytic converters in metropolitan cities. However, the PGE spreading on environments has ...
... Increasing consciousness about future sustainable agriculture and hazard free food production has lead organic farming to be a globally emerging alternative farm practice. We investigated the accumulation of air-borne heavy metals in edible parts of vegetables and in cultivated soil horizon in organic farming system in a low rain fall tropical region of India. The factorial design of whole experim ...
anthropogenic activities; community structure; dry forests; forest ecosystems; habitat destruction; habitats; species diversity; statistical analysis; India
Abstract:
... Acridid communities are sensitive to anthropogenic disturbance and the community structure of acridids plays vital role in functioning the forest ecosystem. They are potentially useful bioindicators for conservation planning and habitat disturbances. Acridid assemblages of three different habitat types based on degree of disturbance as follows five natural sites, five moderately disturbed sites an ...
arsenates; water quality; water pollution; remediation; loam soils; absorbents; absorption; sorption isotherms; groundwater; iron; India
Abstract:
... A laboratory experiment studied the adsorption of arsenate on coarse loamy mixed hyperthermic Fluventic Haplustept soil of Punjab to serve as cheap materials for removal of arsenic (As) from water with elevated As concentration. The arsenate adsorptions onto soil and soil + iron fillings are described by a two-region Langmuir isotherm equation; that is, the plots showed two distinct linear portion ...
General Circulation Models; aerosols; cooling; evaporation; heat; monsoon season; soil; summer; surface temperature; troposphere; India
Abstract:
... In this study, the effects of aerosols on the simulation of the Indian monsoon by the NCAR Community Atmosphere Model CAM3 are measured and investigated. Monthly mean 3D mass concentrations of soil dust, black and organic carbons, sulfate, and sea salt, as output from the GOCART model, are interpolated to mid-month values and to the horizontal and vertical grids of CAM3. With these mid-month aeros ...
fluorides; groundwater contamination; water analysis; fertilizer application; nitrate nitrogen; anthropogenic activities; drinking water; wells; India
Abstract:
... We assessed the potential of nitrate-nitrogen (NO₃-N) and fluoride (F) contamination in drinking groundwater of an intensively cultivated district in India as a function of its agricultural activities. Three hundred and forty two groundwater samples were collected from different types of wells with varying depths and analyzed for pH, EC, NO₃-N load and F content. Database on predominant cropping s ...
agricultural industry; children; developing countries; labor; India
Abstract:
... Child labor continues to be a major problem in developing countries, particularly in agricultural countries. The latest ILO global report points out that nine out of every ten child laborers is involved in the agricultural sector. The focus of this article is on the rural sector in India, a country where child labor continues to be prevalent. A number of factors have been found to significantly in ...
rural population; dietary energy sources; high-yielding varieties; agriculture; land use; sustainable agriculture; animal husbandry; terrace soils; vegetable crops; farm income; agroecosystems; biodiversity; grain crops; rural economics; terraces; food production; fruit crops; off-farm employment; agricultural policy; India
Abstract:
... This study investigates food production and agrobiodiversity in the Tarikhet and Ukhimath blocks in Uttarakhand, India, located in the middle ranges of the Himalayas. On the small patches of terraced land available to the average household in these areas, the cultivation of a wide range of traditional and high-yielding varieties of grains, legumes, vegetables, and fruits is a positive feature in t ...
air; air pollution; air quality; emissions; industry; models; particulates; India; United States
Abstract:
... Emission load of particulate matter from 42 sponge iron industrial units located in clusters in the Indian State of Chhattisgarh was estimated to be 1,361 TPD. US EPA air pollution dispersion model ISCST-3 applied to predict the impact of the sponge iron industry emissions on ambient air quality showed contribution up to 546 μg/m³ to the surrounding air basin causing the air quality exceeding the ...
crop production; pollutants; particulate emissions; rice straw; gas emissions; prescribed burning; air pollution; Philippines; India; Thailand
Abstract:
... Rice is a widely grown crop in Asia. China (30%) and India (21%) contribute to about half of the world's total rice production. In this study, three major rice-producing countries in Asia are considered, India, Thailand and the Philippines (the later two contributing 4% and 2% of the world's rice production). Rice straw is one of the main field based residues produced along with this commodity and ...
Raphanus sativus; Solanum lycopersicum var. lycopersicum; Spinacia oleracea; air; atmospheric deposition; cadmium; case studies; chromium; copper; food contamination; heavy metals; lead; nickel; pot culture; radishes; spinach; tomatoes; India
Abstract:
... Contamination of edible parts of three dietary vegetables, Spinach (Spinacia oleracea L.), Radish (Raphanus sativus L.), and Tomato (Lycopersicon esculentum Mill.) by air-borne cadmium (Cd), chromium (Cr), copper (Cu), nickel (Ni), and lead (Pb) was determined using pot culture experiments at three sites in the city of Varanasi, India. The data revealed that although Cr and Cu in vegetables remain ...
Musa; alcoholic beverages; alcohols; bananas; cities; fermentation; grain sorghum; ingredients; mixing; postharvest losses; pulp; raw materials; retail marketing; shelf life; sugars; supply chain; value added; wholesale marketing; India
Abstract:
... This study quantified fermentative changes in processing alcoholic banana beverage as a result of two factors, namely, sorghum as an ingredient in mix and time period of fermentation, affecting the process in two scales (375 g and 2,900 g) of ingredients mix used. Diluted pulp (with water) from overripe bananas (Musa robusta) mixed with sprouted sorghum grains as ingredients were compared with ing ...
... A total of 256 Salmonella strains consisting of 29 Salmonella serovars isolated from seafood of Cochin (India) were analyzed for resistance to antimicrobials commonly used in human and veterinary medicines as therapeutic agents. The 10 most predominant Salmonella serovars in seafood were also characterized for presence of plasmids using the alkaline lysis method. Antimicrobial susceptibility studi ...
... Hierarchical cluster analysis based on cyst and cone top morphometric means including cyst length, cyst width, cyst length to cyst width ratio, vulval slit length, vulval bridge length, vulval bridge breadth, under bridge breadth, length of fenestra, breadth of fenestra, distance from anus to fenestra and number of secondary bullae was used to learn more about cyst and cone top morphometric means ...
yield monitoring; peanuts; solar radiation; plant growth; soil water content; mathematical models; equations; genetic variation; water stress; crop yield; rain; growth models; high-yielding varieties; Arachis hypogaea; India
Abstract:
... To assess the scope for enhancing productivity of groundnut (Arachis hypogaea L.) in India, well-calibrated and validated CROPGRO-Peanut model was used to assess potential yields (water non-limiting and water limiting) and yield gaps of groundnut for 18 locations representing major groundnut growing regions of India. The average simulated water non-limiting pod yield of groundnut for the locations ...
... Jatropha curcas L., an important biodiesel plant, has been studied for its distribution and diversity in south east coastal zone of India using DIVA-GIS. The Grid maps were generated on the distribution pattern, plant height, number of primary branches, collar length, number of fruits per cluster and oil content. Flowering in the collected accessions were grouped in to very early (35%), early (29% ...
interspecific variation; random amplified polymorphic DNA technique; Punica; wild plants; center of diversity; geographical variation; genetic distance; genotype; genetic variation; wild relatives; genetic polymorphism; India
Abstract:
... The genus Punica (Punicaceae) is distributed in Iran, Afghanistan, India and Mediterranean countries. Iran is considered to be its primary center of origin. In India Punica granatum is found in wild only in Western Himalayan regions comprising, Jammu and Kashmir, Himachal Pradesh and Uttarakhand states. However, there is little information available about the genetic variation present in pomegrana ...
... Seafood containing heavy metals as a result of environmental contamination causes toxicity in human beings. To evaluate such kind of contamination, our study targeted the analysis of metals such as lead, copper, cadmium, mercury, and arsenic in muscle tissue of the fish. The fish commonly consumed such as Brama brama (Pomfret), Rachycentron canadus (Surmai/King Fish), Rastrelliger kanagurta (Macke ...
... Mortality records of indigenous and upgraded pigs, reared under subtropical hill agro climatic conditions, were collected for the period of 11 years (1993-2003), analyzed and the mortality pattern was correlated with genetic group, age of pigs, climatic factors and causes of death. Results revealed that there was significant (p <0.05) difference in mortality between the indigenous (6.05%) and upgr ...
... The composition of the lipophilic extract of the sponge Myrmekioderma granulata (Esper) collected from 13 m depth of the Bay of Bengal of the Orissa coast was investigated. Fatty acids as well as volatiles and sterols were identified. 4,8,12-Trimethyltridecanoic acid was identified for the first time along with the important PUFAs such as linoleic acid (n-6, C18:2), dihomo-γ-linolenic acid (n-6, C ...
Vibrio parahaemolyticus; antibiotic resistance; antibiotics; farms; multiple drug resistance; plasmid curing; plasmids; risk; seafoods; sediments; shrimp; sodium dodecyl sulfate; India
Abstract:
... Shrimp, water, and sediment samples were collected from various shrimp farms located in and around Cochin. V. parahaemolyticus was identified by standard biochemical tests and plasmid profiling was carried out for the isolates. Susceptibility was tested against 15 antibiotics before and after the plasmid curing. Incidence of V. parahaemolyticus was found in 46% of the samples screened. Antibiogram ...
... The occurrence of drug resistance and plasmid-mediated transferability was investigated in 15 Aeromonas isolates collected from the ulcers of epizootic ulcerative syndrome (EUS)-affected fishes Katla (Catla catla), Mrigel (Cirrhinus mrigala) and Punti (Puntius sp.). Disc diffusion assay showed that all the strains were resistant to ampicillin and sensitive to streptomycin. Of the 15 isolates exami ...
... Aim of the study: 50% ethanol extract (ASE) of Amaranthus spinosus (whole plant) has been evaluated for antinociceptive and antiinflammatory activities. Materials and methods: Analgesic and antiinflammatory activities were studied by measuring nociception by formalin, acetic acid, hot plate, tail immersion method while inflammation was induced by carrageenan. Results: ASE had significant dose depe ...
... Ethnopharmacological relevance: Bergenia ligulata is widely used plant in South Asia, mainly India and Pakistan, as a traditional medicine for treatment of urolithiasis. Aim of the study: To rationalize the Bergenia ligulata use in kidney stones and to explain the underlying mechanisms. Materials and methods: The crude aqueous-methanolic extract of Bergenia ligulata rhizome (BLR) was studied using ...
watersheds; runoff; sediment yield; sediment transport; simulation models; neural networks; rain; hydrologic models; monsoon season; algorithms; calibration; model validation; data analysis; accuracy; India
Abstract:
... The objective of the study was to use Support Vector Machines (SVM) to simulate runoff and sediment yield from watersheds. Recently, pattern-recognition algorithms such as artificial neural networks (ANN) have gained popularity in simulating rainfall-runoff-sediment yield processes producing comparable accuracy to physics-based models. We have simulated daily, weekly, and monthly runoff and sedime ...
agricultural economics; research; watersheds; India
Abstract:
... The use of modified IRR in developmental projects has been demonstrated by using data pertaining to four watersheds — two from Tamil Nadu and two from Maharashtra. The conventional internal rate of return (IRR) widely used in project evaluation, suffers from certain problems, most important one being the assumption of reinvestment at the rate of IRR, which has been often contested in project evalu ...
drainage; hydrologic models; principal component analysis; streams; variance; watersheds; India
Abstract:
... Principal component analysis has been applied to thirteen dimensionless geomorphic parameters for sixteen watersheds of the Chambal catchment of Rajasthan, India, in order to group the parameters under different components based on significant correlations. Results of the principal component analysis clearly revealed that first two principal components are strongly correlated with some of the geom ...
anthropogenic activities; case studies; chemical composition; chemometrics; cluster analysis; factor analysis; heavy metals; ions; pollution; river water; rivers; saline water; seasonal variation; India
Abstract:
... The various factors responsible for the chemical budget and pollution of river water have been evaluated and characterised using various statistical tools. The potential sources of pollution that alter the chemical composition of River Adyar water have been identified and quantified. Thirty-three samples were collected from the River Adyar and basic chemical parameters and heavy metals were interp ...
algorithms; fuzzy logic; neural networks; prediction; river flow; rivers; watersheds; wet season; India
Abstract:
... Appropriate outflow from a barrage should be maintained to avoid flooding on the downstream side during the rainy season. Due to the nonlinear and fuzzy behaviour of hydrological processes, and in cases of scarcity of relevant data, it is difficult to simulate the desired outflow using physically-based models. Artificial intelligence techniques, namely artificial neural networks (ANN) and an adapt ...
alkalinity; aquifers; calcium; carbonates; dental caries; drinking; groundwater; human health; magnesium; monitoring; pumps; risk; salinity; semiarid zones; India
Abstract:
... Various physico-chemical parameters, including fluoride (F⁻), were analyzed to understand the hydro-geochemistry of an aquifer in a semi-arid region of India. Furthermore, the quality of the shallow and deep aquifer (using tube well and hand pumps) was also investigated for their best ecological use including drinking, domestic, agricultural and other activities. Different multivariate techniques ...
... Commonly occurring plant species on metal-contaminated soils and noncontaminated soils adjoining Kanpur Tanneries, Uttar Pradesh, India were surveyed for arbuscular mycorrhizal association. In the present study, pH, electric conductivity (E.C.), organic carbon, macronutrients (available phosphorus, available potassium), micronutrients (Cu and Zn), and toxic metals (Cr, Cd, Pb) were higher in metal ...
... In view of the recently reported role of arbuscular mycorrhizas (AM) in plant invasions, we examined 63 alien plant species representing 26 families, collected from diverse habitat types in the Kashmir Himalaya, India, for the extent and type of their AM association. Based on the percent AM fungal root length colonization (% RLC), the investigated plants were categorized into five classes (class A ...