Clay Maynard

Woody breast (WB) and white striping (WS) in broiler breast meat are emerging issues in the poultry industry worldwide. These conditions are associated with high breast yielding, heavy broilers, and they have negative quality impacts and major economic implications. Nutritional strategies have been studied by researchers in efforts to reduce the prevalence of WB in broilers, without negative impac ...

An experiment was conducted to assess the potential for guanidinoacetic acid (GAA) to spare dietary energy and influence muscle myopathies when included in broiler diets. A total of 1,056 male Ross 708 broiler chicks were randomly assigned to 48 floor pens with 22 chicks per pen. Broilers were fed one of four experimental diets and reared to 50 days of age. Dietary treatments consisted of a contro ...

1. IntroductionAs feed grade amino acids are commercialized at prices that are economically feasible for including in industry poultry diets, nutritionists are able to better supply diets containing amino acid profiles more closely representing ideal amino acid profiles (Baker, 1997). Refinement of dietary amino acid profiles allows for reductions in crude protein (CP), inclusion levels of protein ...

I INTRODUCTION Phytate is ubiquitous in plant-based feed ingredients and phytase is routinely supplemented in poultry diets. Moreover, there is considerable interest within the chicken-meat industry in increasing dietary inclusion rates of crystalline or synthetic amino acids to develop reduced protein diets. An increasing array of both essential and nonessential non-bound amino acids is becoming ...

OverviewRenewed interest, especially in the United States, has sparked in assessing branched-chain amino acid interactions in practical diets for broilers. Indeed, as L-valine enters formulation bird nitrogen excesses are reduced as diet protein falls to the new first limiting amino acid (e.g., isoleucine, arginine, or tryptophan). For a United States based example, the result is less oilseeds and ...

I. INTRODUCTIONInteractions among the branched-chain amino acids (BCAA) have long been observed in poultry (D’Mello and Lewis, 1970; Tuttle and Balloun, 1976; Mendonca and Jensen, 1989), but their effects on broiler performance have been contested with various researchers reporting no effects of BCAA interactions on broiler performance in practical diets (Burnham et al., 1992; Barbour and La ...