Biological Invasion of Medically Important Bladder Snail Physella acuta Draparnaud, 1805 (Gastropoda, Physidae) in the Freshwater Habitat of Kerala, IndiaSpringer Science and Business Media LLC - Tập 75 - Trang 200-207 - 2021
Paravanparambil Rajakumar Jayachandran, Radhakrishnan Radhika, Balakrishna Pillai Aneesh, Kuzhikandathil Sunny Santu, Mantodi Jima, Sivasankaran Bijoy Nandan
The acute bladder snail, Physella acuta (Draparnaud 1805) is globally considered as a highly invasive snail and it is synonymised to Physa acuta. This species is host to many trematodes causing foodborne diseases in humans. In the present study, P. acuta is recorded for the first time from Kerala state with its first mitochondrial DNA cytochrome c oxidase subunit I gene sequence from India. Twenty...... hiện toàn bộ
Polyphenolics and Energy Content in Phytoplankton: Evidence from a Freshwater LakeSpringer Science and Business Media LLC - Tập 67 - Trang 18-27 - 2013
C. Chattopadhyay
Investigation was carried out in the ancient man-made, shallow, freshwater lake, Lake Krishnasayer, at Burdwan (23°16′N, 87°54′E), India, to note the variations in physico-chemical parameters, nutrients, phytoplankton communities, concentration of phenols and energy content in phytoplanktons during January–December 2006. The lake was represented by 16, 15, 2 and 17 genera of Cyanophyceae, Chloroph...... hiện toàn bộ
Necrophoresis in two Indian ant species, Camponotus compressus (Fabricius) and Diacamma vagans (Smith) (Insecta: Hymenoptera: Formicidae)Springer Science and Business Media LLC - Tập 63 - Trang 87-91 - 2010
Sarmistha Banik, Sutopa Biswas, Ranajit Karmakar, Ratanlal Brahmachary
Necrophoresis (removal of nest-mate corpses) was studied in two Indian ant species, Camponotus compressus (fam. Formicinae) and Diacamma vagans (fam. Ponerinae), collected from suburbs of Calcutta (now Kolkata), India. Small groups of worker ants were maintained in formicaria in order to study “hard-wired” behaviour patterns in the absence of any stimulus from gynecoids, eggs, larvae etc. C. campo...... hiện toàn bộ
Mites associated with insects of Agri-horticultural importanceSpringer Science and Business Media LLC - Tập 63 - Trang 67-71 - 2010
Paulami Sarangi, Himani Biswas, Salil Kumar Gupta, Goutam Kumar Saha
The present note reports for the first time in West Bengal the occurrence of 27 species of mites under 26 genera, 16 families and three orders collected from 25 species of insects. Out of those, 5 are predators, 13 are parasites and remaining 9 are phoretic in habits. A majority of the mites appeared to be unknown species and their descriptions and illustrations will be published elsewhere after c...... hiện toàn bộ