POSTLARVAL DEVELOPMENT OF HALICARCINUS PLANATUS FEMALES (CRUSTACEA, DECAPODA, HYMENOSOMATIDAE) IN THE ESTUARY OF THE DESEADO RIVER, ARGENTINA

Postlarval development of Halicarcinus planatus females (Crustacea, Decapoda, Hymenosomatidae) in the estuary of the Deseado River, Argentina

This study analyses morphology and morphometric growth changes of Halicarcinus planatus females until their terminal moult, and characterises new juvenile stages.Monthly samples were collected in the estuary of the Deseado River, Santa Cruz Province, Argentina.Crabs were sampled between the mid-intertidal and upper subtidal levels.Intermoult stages

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Reverse and conventional chemical ecology approaches for the development of oviposition attractants for Culex mosquitoes.

Synthetic mosquito oviposition attractants are sorely needed for surveillance and control programs for Culex species, which are major vectors of pathogens causing various human diseases, including filariasis, encephalitis, and West Nile encephalomyelitis.We employed novel and conventional chemical ecology approaches to identify potential attractant

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SOUTH AFRICA AT WAR, 1912-1982

The end of the Second Anglo-Boer War also put an end to the commando system that had been the core of military strength in South Africa.With the formation of the Union in 1910 PEPPERMINT SOAP it was realized that South Africa will have to provide its own defence.It was to be no easy task; seeing that the English and Homeware Afrikaans-speaking sect

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Adaptation in the auditory system: an overview

The early stages of the auditory system need to preserve the timing information of sounds in order to extract the basic features of acoustic stimuli.At the same time, different processes of neuronal adaptation occur at several levels to further process the auditory information.For instance, auditory nerve fiber responses already experience adaptati

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