Results 51 to 60 of about 527 (177)

Diversity of mosquito natural enemies and their feeding efficacy on Aedes vectors

open access: yesJournal of Vector Borne Diseases
Background & objectives: Mosquito-bome diseases are a major health issue among communities in Asia, and dengue has become a serious public health concern in Sri Lanka with varying magnitude since 1960. With the realization of the failures and limitations
Dinithi Shyamalee Dissanayake   +2 more
doaj   +1 more source

Figs. 13, 14 in Notes On Southeast Asian Ranatra Heteroptera Nepidae , With Description Of A New Species From Singapore And Neighbouring Indonesian Islands [PDF]

open access: yes, 2012
Figs. 13, 14. Ranatra rafflesi, left foreleg, inner lateral view. 12: Male (holotype, TAD0830). 13: Female, specimen from Singapore, Upper Seletar Reservoir (TAD0827).Published as part of Tran, A. D.
Polhemus, Dan A., Tran, A. D.
core   +1 more source

Functional responses of Laccotrephes griseus (Hemiptera: Nepidae) against Culex quinquefasciatus (Diptera: Culicidae) in laboratory bioassay [PDF]

open access: yes, 2020
Background and objectives: In integrated vector management programmes, major emphasis is given on the application of biocontrol agents. In the present study, the hemipteran water bug, Laccotrephes griseus (Hemiptera: Nepidae) was evaluated to establish ...
Goutam Chandra, Anupam Ghosh
core  

Calcium carbonate and phosphorus interactions in inland waters

open access: yesLimnology and Oceanography Letters, Volume 10, Issue 2, Page 158-178, April 2025.
Abstract Phosphorus, an element essential to all life, is impacted by calcium carbonate (CaCO3) co‐precipitation and dissolution dynamics across aquatic ecosystems. Changes to climate, hydrology, and eutrophication, coupled with differences in terminology related to naming CaCO3‐producing ecosystems (i.e., chalk, carbonate, karst, travertine), point to
Jessica R. Corman
wiley   +1 more source

Figs. 11, 12 in Notes On Southeast Asian Ranatra Heteroptera Nepidae , With Description Of A New Species From Singapore And Neighbouring Indonesian Islands [PDF]

open access: yes, 2012
Figs. 11, 12. Ranatra species, left foreleg, outer lateral view. 11: R. longipes longipes, male specimen from Singapore, Nee Soon Swamp Forest (Y843). 12: R.
Polhemus, Dan A., Tran, A. D.
core   +1 more source

Diversity of Water Bugs in Gujranwala District, Punjab, Pakistan

open access: yesJournal of Bioresource Management, 2017
Water bugs fall under the order Hemiptera, suborder Heteroptera, which is further divided into two types, i.e., semi-aquatic (Gerromorpha) and true water bugs (Nepomorpha). They play a vital role as biological control agents and also a source of food for
Muhammad Shahbaz Chattha   +4 more
doaj   +1 more source

Kickboxing Kloof Frogs: Territoriality, Female Parental Care and Other Reproductive Behaviours of Natalobatrachus bonebergi

open access: yesAfrican Journal of Ecology, Volume 63, Issue 1, January 2025.
ABSTRACT The Kloof Frog (Natalobatrachus bonebergi) is an Endangered South African endemic, demonstrating complex reproductive behaviours. This study, conducted in Vernon Crookes Nature Reserve, South Africa between April 2023 and April 2024, recorded acoustic and visual communication, male–male aggression, parental care and predation.
Arno van Niekerk   +3 more
wiley   +1 more source

Figs. 4–6. Cercotmetus species, male parameres. 4, C in Guide To The Aquatic Heteroptera Of Singapore And Peninsular Malaysia. X. Infraorder Nepomorpha-Famlies Belostomatidae And Nepidae [PDF]

open access: yes, 2013
Figs. 4–6. Cercotmetus species, male parameres. 4, C. brevipes, specimen from Vietnam, Quang Tri Prov. 5, C. compositus, specimen from Malaysia, Johor (CL 2220). 6, C. asiaticus, specimen from Vietnam, Gia Lai Prov.
Polhemus, Dan A., Polhemus, John T.
core   +1 more source

Deliberations on the External Morphology and Modification of the Labial Segments in the Nepomorpha (Heteroptera: Insecta) with Notes on the Phylogenetic Characteristics

open access: yesThe Scientific World Journal, 2013
The present study provides new data concerning the external morphology of the labial segments of 46 species from nine Nepomorpha families using the scanning electron microscope.
Jolanta Brożek
doaj   +1 more source

Density-Dependent Effects of Amphibian Prey on the Growth and Survival of an Endangered Giant Water Bug

open access: yesInsects, 2011
Amphibian predator–insect prey relationships are common in terrestrial habitats, but amphibian larvae are preyed upon by a variety of aquatic hemipterans in aquatic habitats.
Shin-ya Ohba
doaj   +1 more source

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