International Scientific Conference. Biotechnology - new perspectives of feed and food production, 16-17 September 2004, Warsaw, Poland.

摘要

This issue contains 27 papers that cover the oxidation of carbohydrates and fat in chickens; ultrasound evaluation of the mammary gland tissue structure in preparturient heifers; the effect of Echinacea purpurea on the immunological function of the mammary gland of cows during the perinatal period; nutrient digestibility, nitrogen retention, rumen fermentation, performance and meat and liver composition of sheep fed linseed diets; blood parameters of lambs fed diets with vegetable oil supplements; the effect of rapeseed and sunflower cakes on the performance and composition of colostrum and milk in sows; effect of different dietary fibres on the short chain fatty acid concentrations in the caecum and lipid profile in pig serum; performance and blood parameters of chickens fed Scutellaria baicalensis root; the influence of 1,2,4-triazole and 5-oxo-1,2,4-triazyne derivatives on some blood and performance indices of turkey hens; restricted feeding and linseed oil as modifiers of the fatty acid profile in pork; effect of addition of L-ascorbic acid megadoses to the diet on the morphology of rat liver cells; effect of vitamins E and C and taurine on the oxidative state of DNA in the liver of growing pigs; urea and homocysteine in the blood serum of pigs fed diets supplemented with betaine and an enhanced level of B group vitamins; the effect of modified pork fat on the lipoprotein metabolism of rats; influence of dietary fatty acids and fat level on morphological changes in the liver of Chondrostoma nasus; HPLC determination of allantoin in ruminal digesta, urine and blood serum of sheep; the effect of different sources of xylanase on in vitro dry matter digestibility; the use of protein- and DNA analysis-based methods for the identification of components of animal origin in feeds; the effects of mineral supplementation in diets on the quality of cow colostrum and immunoglobulins in calf blood serum; efficiency of ensiled high-lysine maize grain in pig fattening; transgenic potato tubers as a source of phenolic compounds; caecal fermentation in rats fed diets containing transgenic potato tubers; the effect of transgenic cucumbers expressing thaumatin on selected immunity parameters in rats; polyunsaturated fatty acids the longissimus thoracis muscle of fattening bulls fed grass or maize silage; effect of linseed oil and selenium on the contents of fatty acids and elements in the liver and tissues of sheep and the effect of naked oats and enzyme supplementation on the egg yolk fatty acid composition and performance of hens.