Taxonomic record and distribution pattern of the banded pond snail, Bellamya bengalensis (Lamarck) (Gastropoda : Mesogastropoda) from pond water habitat of Rajshahi
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چکیده
منابع مشابه
The current state of pond snail Lymnaea stagnalis \(Gastropoda, Pulmonata\) populations from water reservoirs of the Chernobyl nuclear accident zone
A comparative assessment of physiological and cygotenetical parameters in Lymnaea stagnalis populations from Perstok lake and the inlet of Pripyat river with the highest in Belarus and moderate levels of radioactive contamination have been carried out. In 2004 f γ-activity of snails from river and lake amounted to 39.2 and 567.8 Bq kg, respectively, and β-activity – to 123.4 and 7055 Bq kg resp...
متن کاملChemosensitivity of the osphradium of the pond snail Lymnaea stagnalis
The osphradium of the pond snail Lymnaea stagnalis was studied to determine the stimuli to which this organ responds. The following stimuli were tested: hypoxia, hypercapnia, a mixture of amino acids, a mixture of citralva and amyl acetate and a mixture of lyral, lilial and ethylvanillin. The mean nerve activity consistently increased with elevated PCO2, whereas hypoxia produced variable effect...
متن کاملthe role of russia in transmission of energy from central asia and caucuses to european union
پس ازفروپاشی شوروی،رشد منابع نفت و گاز، آسیای میانه و قفقاز را در یک بازی ژئوپلتیکی انرژی قرار داده است. با در نظر گرفتن این منابع هیدروکربنی، این منطقه به یک میدانجنگ و رقابت تجاری برای بازی های ژئوپلتیکی قدرت های بزرگ جهانی تبدیل شده است. روسیه منطقه را به عنوان حیات خلوت خود تلقی نموده و علاقمند به حفظ حضورش می باشد تا همانند گذشته گاز طبیعی را به وسیله خط لوله مرکزی دریافت و به عنوان یک واس...
15 صفحه اولConsequences of Physical Disturbance by Tadpoles and Snails on Chironomid Larvae
Indirect interactions among community members impact on organisms. The effects of two snails, banded pond snail, Bellamya bengalensis (Lamarck), and Red-rimmed melania, Melanoides tuberculata (Müller), and tadpoles of Asian common toad, Duttaphrynus melanostictus (Schneider), on nonbiting midge larvae, Chironomus striatipennis Kieffer, were observed in experimental microcosm. Decrease in tube n...
متن کاملNematode Association with Bellamya bengalensis Snail and Its Medical and Veterinary Importance in Khouzestan Province (South West of Iran)
Limited studies have been done on nematodes of Bellamya bengalensis (fresh water snails) in the world. Following, our clinical observations on eye disease in a fish ponds, which were contained Bellamaya bengallensis snails, present study was made to determine of nematodes fauna of Bellamya bengalensis and evaluation of their medical and veterinary importance in Khouzestan province. For this pur...
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ژورنال
عنوان ژورنال: Bangladesh Journal of Scientific and Industrial Research
سال: 2013
ISSN: 2224-7157,0304-9809
DOI: 10.3329/bjsir.v48i1.15416