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Article published the February 27, 2019
INTRODUCTION Opuntia cactus (prickly pear or nopal) is a group comprising plants belonging to different species of the genera Opuntia and Nopalea, both of the Cactaceae family. Its origin is the American Continent and can be found from Canada (lat. 59°N) to Argentina (lat. 52°S), and from sea level to an altitude as high as 5100 m in Peru (Bravo and Sheinvar, 1995). The Cactaceae family ...
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Article published the October 12, 2018
ABSTRACT The objective of this study was to evaluate the effects of a low-Ca diet, followed by a high-Ca diet in combination with feeding of anionic salts and/or vitamin D3 on Ca and acid-base homeostasis of finishing steers. Twenty Hereford steers (448 _ 26 kg) were individually penned and fed at 0800 and 1600 with a ration consisting of 90% barley grain-based concentrate and 10% barl ...
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Article published the October 12, 2018
ABSTRACT The objective of this study was to evaluate the effect of supplementing high levels of vitamin D3 to steers fed barley-grain-based finishing diets on Ca metabolism. Fifteen Hereford steers (607 ± 12 kg) were individually penned and fed at 0800 and 1600 with a ration consisting of 90% barley-grain-based concentrate and 10% barley silage [dry matter (DM) basis]. Steers we ...
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Article published the October 10, 2018
Abstract This paper reports the levels of HACCP implementation, costs of implementation and operation, and benefits of implementation for the Mexican meat industry. One hundred and sixty Federal Inspection Type (TIF) enterprises were surveyed, with a 58% response rate. Only 18% of the TIF enterprises interviewed had totally adopted HACCP, while 20% did not have an interest in adoption. The norm o ...
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Article published the October 10, 2018
Abstract The present work describes a novel, simplified high-performance liquid chromatography (HPLC) method for evaluation of vitamin D3 and its 25-hydroxy metabolite in blood plasma. The retrieval of the analytes from the blood plasma matrix is based on a single-step extraction using acetonitrile. The method is specific, sensitive, and ensures good reproducibility. The recovery of the analytes, ...
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Article published the September 5, 2018
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Article published the September 5, 2018
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Location:Texcoco, Mexico, Mexico
Profile: Academic / scientific
Professional Title: Ph.D.
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