Browsing by Subject "heat stress"
Now showing items 1-9 of 9
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(Texas A&M University, 2005-11-01)The validity of Johne??s disease herd status programs and on-farm disease control programs that rely on established ??cutpoints?? (e.g., S/P ratios) for ELISA serological tests such as the HerdChek?? (IDEXX Laboratories ...
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(2018-04-18)Beef cattle production in the United States is faced with restricted access to previously used feed-grade antibiotics, deemed medically important, under the 2017 Veterinary Feed Directive. Suitable alternatives should be ...
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(2022-07-22)The objective of this work was to evaluate four different techniques in ruminant production in order to increase the sustainability of the system. The first study tested the hypothesis that yeast supplementation during ...
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(2016-12-13)A study was conducted to 1) evaluate the effects of feeding S. Cerevisiae fermentation product on Salmonella prevalence and numbers in ceca, carcass, and parts of broilers reared in heat stress as well as to 2) evaluate ...
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(2017-07-13)The increasing demand of wheat and the incidence of extreme weather events demand the development of high yielding wheat cultivars with resilience to extreme heat events. Photoprotective traits, as cuticular waxes, support ...
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(2010-10-12)The aim of this study was to identify QTLs associated with the maintenance of grain quality following post-anthesis heat stress. A population of 64 F6Halberd X Cutter recombinant inbred lines (RILs) was exposed to either ...
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(2009-05-15)Carbon flow into developing ovaries has been reported to be important in seed retention and seed size. Invertase, which cleaves sucrose into glucose and fructose has been shown to be important in rapidly expanding tissue, ...
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(2011-08-08)Heat stress adversely affects wheat production in many regions of the world and is particularly detrimental during reproductive development. The objective of this study was to identify quantitative trait loci (QTL) ...
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(2012-02-14)This dissertation investigates: (1) the implications of including high-yielding energy sorghum under the Renewable Fuels Standard (RFS2) program; (2) the effects of RFS2 with and without projected climate change scenarios ...