Results 41 to 50 of about 23,649 (262)
Frontiers in Genetics, 2020 Marker gene sequencing of the rRNA operon (16S, 18S, ITS) or cytochrome c oxidase I (CO1) is a popular means to assess microbial communities of the environment, microbiomes associated with plants and animals, as well as communities of multicellular ...
Alejandro Abdala Asbun +7 more
doaj +1 more source
Genetic variation among lambs in peripheral IgE activity against the larval stages of Teladorsagia circumcincta [PDF]
, 2010 IgA and IgE activity against Teladorsagia circumcincta was investigated in a flock of Texel lambs following natural, mixed nematode infection among lambs.
Bishop, S.C. +6 more
core +1 more source
Effects of sire breed on ewe dystocia, lamb survival and weaned lamb output in hill sheep systems
Animal, 2010 A study was carried out on six hill farms, located in the main hill regions of Northern Ireland, over three breeding seasons to investigate the effect of sire breed on ewe dystocia, lamb survival and weaned lamb output.
M.H.M. Speijers +4 more
doaj +1 more source
TCEC15: the 15th Top Chess Engine Championship [PDF]
, 2019 TCEC15 was the 15th season of the Top Chess Engine Championship and ran from March 5th to May 28th, 2019. TCEC has become the largest Open Computer Chess Championship. It attracts the best engines in the field and provides an opportunity for absolute and
Haworth, Guy, Hernandez, Nelson
core +1 more source
Ciência Rural, 1996 O estudo foi realizado objetivando quantificar e comparar as perdas e morfologia in vivo e na carcaça, em cordeiros machos castrados (com 30 dias) das raças Merino, Ideal, Corriedale, Romney Marsh e Texel, nascidos e criados em condições extensivas de ...
José Carlos Osório +3 more
doaj +1 more source
Environmental DNA, 2020 Analyses of environmental DNA have the potential to become an integrated tool in fish research and management. We performed a pilot study during the spring migration of fishes from the North Sea into the Wadden Sea and present comparative results from ...
Judith D. L. vanBleijswijk +5 more
doaj +1 more source
Iteratio: Calculating environmental indicator values for species and relevés. [PDF]
, 2010 Question: Is it possible to translate vegetation maps into reliable thematic maps of site conditions? Method: This paper presents a new method, called Iteratio, by which a coherent spatial overview of specific environmental conditions can be obtained ...
Braak, C.J.F., ter +2 more
core +2 more sources
Journal of the Science of Food and Agriculture, EarlyView.Abstract BACKGROUND Direct fed microbials (DFM) are natural and safe enteric methane mitigants for ruminant livestock systems. While previous studies have demonstrated the effect of Lactobacillus spp. on methane mitigation, challenges remain in effectively delivering DFM in extensive grazing systems. The objective of this experiment was to evaluate the
Sreemol Suthan Nair +7 more
wiley +1 more source
Rumen fluke in Irish sheep: prevalence, risk factors and molecular identification of two paramphistome species [PDF]
, 2016 peer-reviewedBackground Rumen flukes are trematode parasites found globally; in tropical and sub-tropical climates, infection can result in paramphistomosis, which can have a deleterious impact on livestock. In Europe, rumen fluke is not
Lawlor, Kim +5 more
core +1 more source
Limnology and Oceanography: Methods, EarlyView.Abstract Estimating exchange rates of submarine groundwater discharge (SGD) at high temporal resolution over extended periods remains challenging, particularly when using heat as a tracer in highly dynamic environments such as tidal systems. Currently available heat transport models struggle to accurately quantify SGD exchange rates in these settings ...
S. Frei +3 more
wiley +1 more source