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Maize starch concentration had no significant effect on rumen pH and volatile fatty acid concentration nor on the site of digestion of organic matter and starch and rate of passage of ytterbium-labelled forage. On the high-starch diet, an extra 1.3?kg of maize starch was supplied at the duodenum in relation to the low-starch diet, but only an extra 0.3?kg of starch was digested in the small intestine. Digestion of NDF http://www.selleckchem.com/products/MS-275.html was only apparent in the rumen and was lower on the high-starch diet than on the low-starch diet, mainly attributed to the reduction in sugar beet pulp in the high-starch diet. It was concluded that without the correction for the reduction in NDF digestion in the rumen, the extra supply of glucogenic (glucose and propionic acid) and ketogenic nutrients (acetic and butyric acid) by supplemented starch will be overestimated. The mechanisms responsible for these effects need to be addressed in feed evaluation. ""This study was conducted to evaluate the effect of adding liquid dl-methionine hydroxy analogue free acid (LMA) to drinking water on growth performance, small intestinal morphology and http://www.selleckchem.com/products/GDC-0449.html volatile fatty acids in the caecum of nursery pigs. Twenty-four crossbred pigs (Large White �� Landrace, BW ?18?kg) were divided into three groups with four replications of two piglets each. The piglets received drinking water without (control), with 0.05 or 0.10% LMA. The results indicated that adding LMA at 0.10% to drinking water significantly increased their weight gain, average daily feed intake (p? https://en.wikipedia.org/wiki/Quinapyramine significantly increased their water intake and significantly reduced the pH of drinking water (p?