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Forest cover in hills is essential to maintain environmental, economic and ecological balances. North Bengal accounts for 3,086 sq km (26 %) of the 11,876 sq km area of classified forests in the state, and for nearly 5,000 sq km (40 %) of all land under tree cover. Upper Chatakpur is one of the emerging ecotourism spots of north Bengal, located at an altitude of 7887 feet in Darjeeling distric ...

SUBJECT: chatakpur; survey; north bengal; environment; management

POSTED TO: International Letters of Natural Sciences [2300-9675]

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There is a worldwide search for the safe, effective and eco-friendly compounds of plant origin to combat the weed species and other pests which are responsible for the great impact on the growth and productivity of agricultural crops. In this present study, a comparison was made to evaluate the phytotoxicity potential of sequentially extracted solvent (hexane, ethyl-acetate, methanol) extracts ...

SUBJECT: bioassay; phytotoxicity; ethylacetate; <i>parthenium hysterophorus</i>; <i>vigna radiate</i>

POSTED TO: International Letters of Natural Sciences [2300-9675]

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We studied the population records of House Sparrow Passer domesticus 16<sup>th</sup> to 20<sup>th</sup> December 2011 during winter in Ramakrishna Beach Road Vishakhapatnam town, Andhra Pradesh. The ecological density of House Sparrow was investigated using fixed width transects. A total of 189 House sparrows were recorded. The present study shows that a notable population of House Sparrow in ...

SUBJECT: vishakhapatnam; house sparrow; beach road; abundance; fixed width transects

POSTED TO: International Letters of Natural Sciences [2300-9675]

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The aim of this research is to study accumulation of Chromium along with nutrients and its effect on the growth of Paddy plant (Oryza sativa.L). Thus, paddy seedlings grown in petriplates lined with filter paper undergoing, different treatments of Cr (0, 2.5, 5, 10, 25, 50, 75, 100 and 200 mg/L). After one week seedlings were removed and morphological parameters like root length, shoot length ...

SUBJECT: heavy metal; growth; chromium; paddy seedling; accumulation

POSTED TO: International Letters of Natural Sciences [2300-9675]

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Eupatorium triplinerve Vahl belongs to the Asteraceae family, popularly known as Ayapana .It is a perennial shrub native to Amazon rainforests of South America. Its leaves are used through infusions, decoctions, baths, and tea. It is largely used in Brazilian folk medicine as sedative, febrifuge, stimulant, tonic and anti-inflammatory. The essential oil from aerial parts of Eupatorium tripline ...

SUBJECT: gc-ms; <i>eupatorium triplinerve</i>; antimicrobial activity; essential oil; 4-methoxybenzene

POSTED TO: International Letters of Natural Sciences [2300-9675]

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Carallia brachiata (Lour.) Merr. is one of the soft woody species occurring all along the Western Ghats region of Kundapura, Karnataka, India. The species is considered to be a potent medicinal plant exclusively used against itch and septic poisoning. A study was under gone based on the report of forest department (Karnataka) on mortality of Carallia brachiata. Observation of symptoms on the i ...

SUBJECT: new species; botryospaeriaceae; fungal pathogen; <i>neofusicoccum sp. </i>

POSTED TO: International Letters of Natural Sciences [2300-9675]

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Microbes and process development are gaining considerable importance owing to their exploitation and suitability for the production of the enzymes of therapeutic and industrial significance. In the present study attempts were made to immobilize the Pseudomonas Sp. KLM9 in different supporting matrix to analyze the possible enhancement in the production of L-Glutaminase. The consequences of the ...

SUBJECT: l-glutaminase production; sodium alginate; <i>pseudomonas</i> <i>sp.</i> klm9

POSTED TO: International Letters of Natural Sciences [2300-9675]

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Field experiments were conducted to assess the effect of time of introduction of maize and cropping pattern on two varieties of soybean in a soybean/maize intercrop in 2007 and 2008 seasons at the University of Agriculture Makurdi. Three periods of introduction of maize were evaluated: (i) planting at the same time with soybean;(ii) introduction of maize two weeks after planting soybean and (i ...

SUBJECT: cropping pattern; yield; time of introduction; variety; land equivalent ratio

POSTED TO: International Letters of Natural Sciences [2300-9675]

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Antimycotic activity of Petroleum ether and 98% methanolic young leaf soxhlet extract of Solanum nigrum (Solanaceae) was evaluated against dermatophytic fungi namely, Trichophyton rubrum, Trichophyton tonsurans, Trichophyton mentagrophytes, Microsporium gypseum, Candida albicans, and bacteria like, Staphylococcus aureus, Psudomonas aeruginosa, Bacillus subtilis, Escherichia coli. The maximum a ...

SUBJECT: 98% methanolic young leaf extract; mic; antimycotic activity; <i>solanum nigrum</i>; mfc

POSTED TO: International Letters of Natural Sciences [2300-9675]

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The present paper reports Jansenella neglecta Yadhav et al., for the first time to the State of Tamil Nadu and the occurrence of endemic species, Polypogon nilgiricus Kabeer & V.J.Nair from outside the type locality.

SUBJECT: neo-endemic; <i>jansenella</i>; tamil nadu; poaceae; <i>polypogon</i>

POSTED TO: International Letters of Natural Sciences [2300-9675]

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