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Modelling nitrogen excretion, elephant grass growth and animal production in a stall-feeding dairy system
Dairy heifers digestibility nitrogen excretion elephant grass
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2011/1/12
This study reports on a simulation model of livestock-forage with excreted nitrogen (N) as a source of N for elephant grass (Pennisetum purpureum) growth. It is shown that nitrogen partitioning betwee...
Effects of Excess Essential Amino Acids in Low Protein Diet on Abdominal Fat Deposition and Nitrogen Excretion of the Broiler Chicks
broiler essential amino acids fat deposition nitrogen excretion
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2009/7/30
Two experiments were conducted to determine whether the excess essential amino acids in low protein diets affects the performance, nitrogen excretion and abdominal fat deposition of broiler chicks. Es...
Estimation of Rumen Microbial Protein Supply Using Urinary Purine Derivatives Excretion in Crossbred Calves Fed at Different Levels of Feed Intake
Crossbred Calves Levels of Feed Intake Purine Derivatives Microbial Protein Supply
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2016/4/26
A study was carried out to study the response of total purine derivatives (PD) excretion in urine to determine microbial N (MN) supply at four fixed levels of feed intake (namely 95, 80, 60 and 40% of...
A comparison of parameters of the passage of nylon capsules and digesta calculated from faecal excretion data obtained in lactating cows
nylon capsule Cr-labelled silage rate of passage dairy cow
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2015/6/1
The aim of the study was to compare parameters of passage of nylon capsules and digesta represented by Cr-labelled maize silage through the digestive tract of dairy cows. The capsules were made of nyl...