Results 111 to 120 of about 179,474 (282)

Inferring time at sea from scale circuli: implications for the interpretation of salmon lice distributions on sea trout

open access: yesAquaculture Environment Interactions
Infestations with the ectoparasite salmon louse Lepeophtheirus salmonis are considered one of the main stressors for wild salmonids in farm-intensive areas.
RM Serra-Llinares   +5 more
doaj   +1 more source

Controlling external parasites of swine (1993) [PDF]

open access: yes, 1993
This guide describes some of the more common parasites affecting swine and provides recommendations for controlling ...
Hall, Robert D.
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Pest Management Recommendations for Dairy Cattle [PDF]

open access: yes, 2000
NYS IPM Type: Livestock RecommendsNYS IPM Type: Livestock Fact SheetA variety of insect and mite pests affect the dairy industry in the Northeast. House flies, stable flies, face flies, horn flies, horse flies, deer flies, cattle grubs, lice, and mange ...
Geden, Christopher   +2 more
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Lice pressure from salmon farms on wild sea trout (Salmo trutta) in a Norwegian fjord

open access: yesFrontiers in Marine Science, 2015
Salmon lice Lepeophtheirus salmonis are external parasites on salmonids in the marine environment. However, during recent years, salmon lice abundance has increased due to the presence of salmon farming.
Pablo Arechavala-Lopez   +2 more
doaj   +1 more source

Control of poultry lice and mites [PDF]

open access: yes, 1942
Caption title.At head of title: A wartime publication.Digitized 2006 AES MoU."April, 1942.""A wartime publication.""Missouri is one of the foremost states in the production of eggs and dressed poultry.
Stone, Philip C. (Philip Carlton), 1911-
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Prevalence of Head Lice Infestation and its Associated Factors Among Female Primary School Students in Ghahavand County and Compared with the Previous Studies

open access: yesMajallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Qum, 2021
Background and Objectives: Despite the progress of communities’ health, head lice (Pediculus capitis) infestation remains a major health problem. The aim of the study was to investigate the prevalence of head lice infestation and its associated factors ...
Taghi Hajiloie   +3 more
doaj  

The use of modelling approaches to explore interactions in two aquatic host-pest systems

open access: yes, 2015
Modelling is a useful tool that has been applied in both human and animal epidemiological research. A model is a simplified system that represents a much more complex phenomenon. Various types of models are available.

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