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Article published the December 30, 2019
Introduction Calcium is an essential nutrient to the body of birds, as it participates in several biochemical functions and in bone formation. The deficiency of this mineral can cause damages; thus, it is essential to adequately meet the nutrient requirements in the different stages of bird development. Its metabolism is closely related to that of phosphorus (P) (Mello et al., 2012), which leads ...
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Article published the December 30, 2019
Introduction Lysine is the first limiting amino acid in corn-soybean meal-based diets for pigs during the postweaning period (ROSTAGNO et al., 2011; NRC, 2012), and is commonly used as a reference when estimating the nutritional requirement for other essential amino acids (NEMECHEK et al., 2012). The standardized ileal digestible lysine (SID Lys) requirement of pigs is affected by several factors ...
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Article published the September 24, 2019
INTRODUCTION The post-weaning period may be considered critical for piglets, once they are submitted to several stress situations (SOBESTIANSKY et al., 2001) such as environmental changes (new facilities and/ or environmental temperatures), removal from the sow, replacement of liquid with solid diets, and social tensions arising from getting animal grouped back after being separated (FERREIRA et ...
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Article published the September 9, 2019
Introduction The association of all the stressors related to early weaning of piglets results in reduction in daily feed intake, especially during the first week. The interruption of feed intake in this phase results in intestinal villous atrophy and increased crypt depth (Pierce et al, 2005). According to Pinheiro & Machado (2007), the performance of piglets in the first week after weaning ...
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Location:Brazil
Profile: Academic / scientific
Occupation: Prof. Adjunto, D.S., Departamento de Zootecnia
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