Results 131 to 140 of about 21,539 (243)

Vectors and Vector‐Borne Diseases: Biology, Epidemiology and Integrated Control Strategies

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Vector‐Borne Diseases (VBDs), transmitted by arthropods such as mosquitoes, ticks, fleas and sandflies, represent a significant threat to global health. These diseases can be caused by a variety of pathogens, including bacteria, viruses, protozoa, and helminths.
Roberta Rinaldi   +4 more
wiley   +1 more source

Analysing the Ecological Requirements of the Australian Tortoise Beetle Trachymela sloanei (Blackburn, 1897) (Coleoptera: Chrysomelidae) to Determine the Prospects for Its Invasion Process

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Invasive species pose a serious threat to biodiversity and result in significant economic costs. Although much effort is devoted to understanding invasive processes, some aspects are poorly understood, such as the early stages of invasions and the reasons for invasion failure.
Francisco Valera   +3 more
wiley   +1 more source

Effects on the reproductive system in domestic dowl (Gallus domesticus) after embryonic exposure to estrogenic substances [PDF]

open access: yes, 2007
Environmental pollutants with estrogenic activity have a potential to disrupt oestrogen-dependent developmental processes. Thus, the aim of this thesis was to investigated how embryonic exposure to the estrogenic pollutants EE2 (17 alpha ...
Hermansson, Alexandra
core  

POLISH FOREIGN TRADE WITH LIVE GUINEA FOWLS AND THE GUINEA FOWL MEAT IN THE YEARS 2012-2016

open access: yesAnnals of the Polish Association of Agricultural and Agribusiness Economists, 2018
The main purpose of the paper was to present changes in Polish foreign trade in guinea fowls products in 2012-2016. The horizontal analysis (indexes with a fixed and chain basis) and vertical analysis were applied. It was found that the production and consumption of guinea fowls meat were small, and the exports of guinea fowls products were decreasing.
openaire   +2 more sources

Colour-variation in the Guinea-fowl [PDF]

open access: yesNature, 1902
As this bird is such a recent addition to the poultry-yard (for, although known to the Romans, it went out of domestication in the Middle Ages) and has not been selectively bred by fanciers, its spontaneous variations are particularly interesting. Here, in India, where guinea-fowls are much bred, several well-defined types of coloration constantly ...
openaire   +1 more source

Alternative Protein Sources in Poultry and Pig Nutrition—A Review

open access: yesJournal of Animal Physiology and Animal Nutrition, EarlyView.
ABSTRACT Proteins are an essential nutrient for the viability of all animals, enabling organisms to grow, regenerate and defend themselves against pathogenic organisms. Soybean and soybean‐based materials are commonly used to supplement protein in animal nutrition.
Lukáš Čumplík   +5 more
wiley   +1 more source

Kingship and cosmological order : the royal court of Tenkodogo [PDF]

open access: yes, 2006
Tenkodogo, a township situated in the south-eastern part of Burkina Faso on the road leading from the capital Ouagadougou to the Togo border, has approximately 29,000 inhabitants.
Ritz-Müller, Ute
core  

An updated checklist of Culicoides Latreille, 1809 biting midges from the highlands of eastern Democratic Republic of the Congo Une liste mise à jour des moucherons piqueurs de Culicoides Latreille, 1809 des hautes terres de l'est de la République démocratique du Congo

open access: yesMedical and Veterinary Entomology, EarlyView.
The highlands of eastern Democratic Republic of the Congo (DRC) are home to critically endangered eastern gorillas (Gorilla beringei). Climate change could increase the abundance and distribution of Culicoides‐borne diseases. We utilized morphological and molecular techniques to identify Culicoides spp.
Alisa Kubala   +11 more
wiley   +1 more source

An insight into guinea fowl rearing practices and productivity by guinea fowl keepers in Zimbabwe

open access: yesAFRICAN JOURNAL OF AGRICULTURAL RESEEARCH, 2012
The production practices used to rear seventy-three guinea fowl flocks in a semi-arid zone in north-eastern Zimbabwe were investigated during the period of June to July 2002. Data were generated using participatory research appraisal techniques. Extensive (scavenging) and semi-intensive rearing systems were the two types of rearing systems practiced ...
openaire   +1 more source

Conspecific cueing or cooperative feeding?—Foraging stable flies are visually attracted to conspecific flies

open access: yesMedical and Veterinary Entomology, EarlyView.
In two‐choice laboratory bioassays, food‐deprived and CO2‐stimulated stable flies were offered paired landing platforms that were baited or not (control) with conspecific flies. The presence of conspecifics prompted the attraction and landing of foraging stable flies.
Emmanuel Hung   +4 more
wiley   +1 more source

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