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Related Concept Videos

Regulation of Water Intake01:25

Regulation of Water Intake

Osmolality refers to the number of solute particles per kilogram of solvent in a solution. Plasma osmolality specifically indicates the total number of solute particles per kilogram of water in blood plasma. This value reflects the body's hydration status and is tightly regulated through mechanisms controlling water intake and output. While water consumption is a conscious decision, the body has intrinsic regulatory systems to maintain fluid balance. Dehydration, a state of water deficit...
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Indefinite Integrals

The water inflow rate into a storage tank is not constant but increases over time. Initially, the pump delivers water at a rate of 5 L/min. However, the inflow rate increases by 2 L/min for each additional minute due to rising pressure or system adjustments. This scenario can be described mathematically by a linear function:It is necessary to integrate the inflow rate function to measure the total volume of water added to the tank over time. The total water volume V(t) is obtained by performing...
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Derivatives: Problem Solving

Temperature-Dependent Growth of Brook TroutThe growth of brook trout is closely influenced by water temperature. Experimental data demonstrate how trout weight changes over a 24-day period in response to varying water temperatures. At lower temperatures, such as 15.5 degrees Celsius, brook trout show significant weight gain. However, as the temperature increases, the amount of weight gained steadily decreases. At the highest temperature measured, 24.4 degrees Celsius, trout experience a net...
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The human body predominantly expels water through the urinary system. On average, an individual generates around 1.5 liters of urine each day. This amount can fluctuate based on how well a person is hydrated, but a critical minimum quantity of urine must be produced to ensure the body's proper functioning. Daily, the kidneys remove 600 to 1200 milliosmoles of dissolved substances, effectively excreting excess minerals and water-soluble toxins such as creatinine, urea, and uric acid from the...
Adaptations that Reduce Water Loss01:57

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Body Water Content and Fluid Compartments

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Protocol for Assessing the Relative Effects of Environment and Genetics on Antler and Body Growth for a Long-lived Cervid
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Predicting water intake by yearling feedlot steers.

J L Sexson1, J J Wagner, T E Engle

  • 1Department of Animal Science, Colorado State University, Fort Collins, CO, USA.

Journal of Animal Science
|December 30, 2011
PubMed
Summary

Beef cattle water consumption is influenced by body weight and weather, with dry matter intake having minimal impact. Environmental factors like temperature and humidity significantly affect how much water yearling feedlot steers drink daily.

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Area of Science:

  • Animal Science
  • Agricultural Meteorology
  • Beef Cattle Production

Background:

  • Water is essential for beef cattle health and productivity.
  • Environmental conditions, particularly weather, can significantly impact water intake in feedlot settings.
  • Understanding factors influencing water consumption is crucial for optimizing animal welfare and performance.

Purpose of the Study:

  • To investigate the relationships between daily water consumption (WC), dry matter intake (DMI), and various weather variables in beef cattle.
  • To identify key environmental and physiological factors influencing water intake in feedlot steers.
  • To develop a predictive model for daily water consumption based on weather and animal characteristics.

Main Methods:

  • Retrospective longitudinal study using data from four beef cattle feedlot experiments (2001, 2003, 2004, 2007).
  • Collected daily pen-based water consumption, dry matter intake, and calculated steer body weight (BW) from April to October.
  • Acquired daily weather data including temperature, humidity, sea level pressure, wind speed, precipitation, and wind direction.

Main Results:

  • Univariate analysis showed BW, humidity, and sea level pressure negatively related to WC, while DMI, previous day's temperature, daily temperature, temperature change, wind speed, and THI were positively related.
  • A parsimonious multivariate model identified average humidity, high/low temperature, high/low humidity, sea level pressure, wind speed, and average BW as significant predictors of WC.
  • Dry matter intake had a minimal impact on water consumption in steers fed high-concentrate diets.

Conclusions:

  • Body weight and multiple weather factors are significantly related to daily water consumption in yearling feedlot steers.
  • Environmental variables, especially temperature and humidity, play a critical role in regulating water intake.
  • The findings provide valuable insights for managing water resources and optimizing feedlot operations under varying climatic conditions.