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Comparison Of Corticosterone Concentrations Between Serum And Fecal Samples As A Measure Of Stress In Male Broilers., Kayla Weinacht
Comparison Of Corticosterone Concentrations Between Serum And Fecal Samples As A Measure Of Stress In Male Broilers., Kayla Weinacht
Murray State Theses and Dissertations
Stress has long been a topic of interest in the poultry industry due to its potential negative effects on chicken health and production of both eggs and meat. With increased global growth in egg and broiler production, more attention has been paid to the stressors that affect chickens in modern poultry operations, particularly environmental temperature and stocking density. Improving quantitative measurement of stress is always needed in poultry welfare research. In most studies, blood serum is measured for corticosterone, one of the biomarker hormones associated with stress in chickens. Methods of collecting blood serum are by their nature disruptive to …
Incorporation Of Hempseed In The Broiler Chicken Diet, Mallorie Alexzandra Snider
Incorporation Of Hempseed In The Broiler Chicken Diet, Mallorie Alexzandra Snider
Murray State Theses and Dissertations
Hempseed has become a popular supplement alternative due to the confounding nutritional benefits it possesses; however, the legality of hempseed, and other hemp products, prevents the use in animal feeds. Particularly, broiler chickens that grow fairly quickly in a short amount of time. Evaluation of hempseed in the broiler chicken diet is needed to conclude if it is a possible replacement for other broiler nutrient sources, such as soybean meal (SBM). Thus, the objective of this study was to evaluate the effects of hempseed (HS) on the growth, feed conversion and carcass yield of broilers. This study consisted of 48 …