Water
Help!
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| Why is Water Important | show 🗑
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| show | -45-85% (avg. 60-70%)
-younger>older animals
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| show | -blood: 90-95%
-tissues: 70-90% (intracellular, extracellular, urinary and gastrointestinal)
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| Water Functions | show 🗑
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| show | -drinking water
-water in/on feed (air dry feed has about 10%)
-metabolic water (byproduct of many reactions, 5-10% of total water intake)
-gastrointestinal secretions (mouth/saliva, true stomach/acid, duodenum/pancreatic & bile "juice")
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| show | -urine
-feces
-respiration
-perspiration
-product (milk and eggs)
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| show | -reduced feed intake (immediate)
-reduced production (especially high producers)
-weight loss (dehydration)
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| show | -environmental temperature and humidity (heat stress)
-dry matter (DM) intake
-dietary factors (water content, fiber, salt, protein)
-physiological state (lactation, etc.)
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| show | -unstressed, moderate temperature
:water intake = 2-3 x DM intake
:hot weather-can be 10 x DMI
-average 1200 lb cow
:hot summer day
:eats 70lb of summer pasture
:consumes 27 gallons (225lb) of water (grass and drink)
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| show | -organoleptic (odor & taste)
-physiochemical (pH, total dissolved solids, hardness)
-toxic compounds (heavy metals, toxic minerals, hydorcarbons)
-excess minerals (nitrates, sodium, sulfates, iron)
-bacteria
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| show | -well (tank, waterers)
-dugout
-stream/pond
-snow
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Created by:
ickbutt
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