نتایج جستجو برای: melanoides tuberculata
تعداد نتایج: 472 فیلتر نتایج به سال:
Sungai Brangkal ialah sungai yang termasuk kedalam Kabupaten Mojokerto bermula dari desa Miji sampai Kauman hingga ke Brantas. Di bantaran ditemukan sampah terbungkus plastik dan menumpuk, selain itu pabrik-pabrik di sekitar membuang limbah sehingga menurunkan kualitas perairan. Penelitian ini bertujuan untuk menganalis perairan Mojokerto. Metode digunakan yaitu observasi dengan 3 stasiun, peng...
abstract collection and identification snails of dez river in khuzestan province in iran has been investigated in 2012-2013. for the first time, 29 snail species are identified in dez river in khuzestan, which they belong to 15 genera from 10 families identification was done according to morphometric characters including shape, size of shell, dextral and sinistral position of the shell, opercul...
چکیده فون حلزونهای رودخانه دز دراستان خوزستان طی سالهای 92-1391 مورد بررسی قرار گرفت. مجموعاً تعداد 29 گونه حلزون برای اولین بار از رودخانه دز استان خوزستان شناسایی شد که متعلق به 15 جنس از10 خانواده میباشد که بر اساس خصوصیات مورفومتری (شکل، اندازه، نقوش روی صدف، اپرکول، دریچه صدف، راستگرد یا چپگرد بودن صدف، محل قرارگیری سوراخ تنفسی، خط میانه پشتی، موکوس و رنگ آن، اندازه بدن، سوهانک، خط کلیه...
introduction: some snails play an important role in the transmission of helminthes, mainly trematodes of medical and veterinary importance. there seems to be no information on the freshwater snails of gahar lake in lorestan province of iran. the present study aimed to identify medically important snails of this lake. methods: samples were collected from ten localities around gahar lake in april...
The freshwater snail family Thiaridae was studied at five different locations: water sources for the Khek River, Thailand. Snail samples were collected by hand using counts per unit of time sampling method between December 2004 and October 2005. The physico-chemical quality of the water changed with the seasons and affected the sampling areas during both the dry season and the flood season. A t...
This paper records the invasive gastropod Melanoides tuberculata in a limnetic ecosystem located integral protection area semiarid region of state Paraíba northeast Brazil. Live individuals were collected and photographed along shallow margins Piranhas Reservoir associated with different types substrates. Photographic quadrants used to calculate number living empty shells on Individuals M. foun...
The present study aimed at the community of macrobenthic invertebrates in three stations Shatt Al-Arab River, including Al-Muftia, Sendibad, and Al-Mohammadiat, samples were collected for a period six months, from July 2018 to December 2018, during which some environmental factors measured. invertebrate monthly replicates each station isolated identified, densities, relative abundance, ecologic...
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