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The rate and pattern of urea infusion into the rumen of wethers alters nitrogen balance and plasma ammonia
(Wiley Blackwell Publishing, Inc, 2014-12)
Changes in N balance, urinary excretion of purine derivative (PD), urea, creatinine and ammonia and plasma ammonia, glucose, urea, insulin and IGF-1 were examined in four wethers (37 ± 2.6 kg BW). The animals were fitted ...
Juvenile tree growth rates and species sorting on fine-scale soil fertility gradients in a Chilean temperate rain forest
(Blackwell Publishing, Inc., 2007)
Nitrogen and potassium concentrations in the nutrients solution for melon plants growing in coconut fiber without drainage
(2013-07-19)
With the objective of evaluating the effects of N and K concentrations for melon plants, an experiment was carried out from July 1, 2011 to January 3, 2012 in Muzambinho city, Minas Gerais State, Brazil. The Bonus no. 2 ...
Assessment of the ideal ratios of digestible essential amino acids for pacu, Piaractus mesopotamicus, juveniles by the amino acid deletion method
(2021-02-01)
The present study aimed to determine the ideal ratios of digestible essential amino acids (EAAs) for pacu (Piaractus mesopotamicus) juveniles by the amino acid (AA) deletion method. A completely randomized design which ...
Apparent digestibility of diets with different concentrations of lysine and energy in piglets with different body weights and post-weaning age
(Sociedade Brasileira de Zootecnia, 2010)
The effects of body weight or age and dietary digestible lysine and metabolizable energy on apparent digestibility of energy and dry matter were evaluated in piglets after weaning. The animals were weaned at 21 days of age ...
Apparent digestibility of diets with different concentrations of lysine and energy in piglets with different body weights and post-weaning age
(Sociedade Brasileira de Zootecnia, 2010-08-01)
Os efeitos do peso corporal ou idade e da lisina digestível e energia metabolizável dietéticas sobre a digestibilidade aparente da energia e matéria seca, foram avaliados em leitões após o desmame. Os animais foram desmamados ...
Intake, metabolism parameters, and performance of growing beef cattle on pasture supplemented with different rumen undegradable protein with different amino acid profile
(2022-04-01)
The aim of this study was to evaluate the effects of supplementation (3 g/kg BW) of RUP rumen undegradable protein (RUP) with different amino acid profile on the intake, rumen fermentation parameters, total-tract apparent ...
Composição Corporal e Puberdade de Leitoas Alimentadas com Níveis Alto e Baixo de Proteína na Dieta
(2001-09-01)
With the aim of altering body composition, diets with different protein levels (12 and 18 CP) were offered to breeding gilts from 100 to 221 days of age. During this period, body weight, backfat thickness, oestrus ...
Avaliação da matriz nutricional da enzima fitase em rações contendo sorgo para poedeiras comerciais
(Sociedade Brasileira de Zootecnia, 2009-10-01)
Avaliaram-se os efeitos da inclusão de fitase e de sua matriz nutricional em rações contendo sorgo sobre o desempenho das aves, a qualidade dos ovos, a ingestão e a excreção e retenção de fósforo e nitrogênio em poedeiras ...
Digestible protein requirements for maintenance, growth, and efficiency of protein utilization in pacu (Piaractus mesopotamicus) juveniles: An exponential nitrogen utilization model
(2021-01-01)
The present study aimed to estimate digestible protein (DP) requirements for maintenance and growth and assess the efficiency of protein utilization in pacu (Piaractus mesopotamicus) juveniles. A complete randomized design ...