# Nutrition Lab Exam 1

35 cards

Flashcards are for an animal nutrition class. These specifically cover topic on the first lab exam covering diet formualtion, etc.

Created Nov 24, 2008
by
kiirarodriguez

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 Side A Side B 1 if your cat ate 8 ounces of food that was 15% moisture, 2% Ca on an as-fed basis, how many... 4.54 2 if alfalfa sliage is 40% dry matter & 6% crude protein as-is, what is the percent crude protein... 15.0 3 if you are feeding a mineral supplement that contains 20 ppm copper to sheep, what percent... 0.002% 4 if you can buy corn silage(65% moisture) for \$27/ton as-is, how much is it costing on a dry... \$77.14 5 if a mineral supplement contained 9,000 ppm zinc on a dry matter basis, how much is that as-fed... 8,100 ppm 6 use Pearson square to make 12% CP swine diet- corn(10%CP) and supplement(24%CP),how many mixing... 12 parts corn & 2 parts supplement 7 make 18% CP mixture for yearling- distiller (30%CP) and alfalfa(14%CP), using Pearson square,... mix 25.0% distillers grains & 75.0% alfalfa pellets 8 100 lbs of 32%CP pig diet-soybean meal (48%CP) & corn(10%CP),which algebraic equations could... X + Y = 100lbs, 0.10X + 0.10Y = 10, and 0.10X + 0.48Y = 32 lbs CP 9 use pearson to make 36%CP calf diet-corn(9%CP) and 2:1 mix of soy(44%CP) and gluten(22%CP),... 36.67% 10 pearson to make swine diet, need 12 pts corn & 8 pts supplement, how many lbs of each in a... 1200 lbs corn and 800 lbs supplement 11 if added 2270 grams of fish oil to flavor 100 kg of cat food (total mixture including fish... 2.27% 12 if fed horse 12 lbs fresh alfalfa(75% moisture) & 3 lbs of grain(10% mois.), what is % dry... 38% 13 the second most common grain fed to animals in the U.S. is: sorghum grain 14 the byproduct of converting corn to ethanol that is commonly fed to livestock is: distillers grains 15 the byproduct of flour production that is fed to livestock is: wheat middlings 16 protein supplements contain at least ___ percent crude protein. 20 17 soybean meal is ____ during processing to destroy anti-nutritional factors heated 18 characteristics of the protein fraction in the NRC model: its divided into A,B & C fractions, C is not degradable in the rumen, and B is used to calculate... 19 rumen degradable protein is calculated by the NRC model using: the rate of degradation of the B fraction and the rate of passage of this fraction out of the... 20 examples of animal origin proteins meat and bone meal, blood meal, fish meal, and feather meal 21 the amount of corn produced in the U.S. is enough to allow each person to eat: over 6 lbs of corn per day 22 compared to the other grains commonly fed to animals, barley and oats are both: higher in fiber 23 limestone is usually added to diets as a cheap source of: calcium 24 silages are feeds that are chopped and stored under aerobic conditions. false 25 life stages of dairy cattle: calf, heifer, lactation, dry period 26 the lactation cycle of dairy cows is divided into how many stages: 6 27 the dry period is composed of how many stages and what are they? 2, "far off" and "close up" periods 28 poor nutrition and management during the dry period often result in health problems like: ketosis and fatty liver 29 dietary crude protein in the rumen will be divided into the following fractions: available and unavailable protein and rumen degradable and undegradable protein 30 what are typical high-energy sources for dairy cows? corn, barley, oats, cottonseeds 31 what are the advantages of TMR feeding for dairy cows? improved feed efficiency, greater accuracy in feeding, and reduced labor 32 the concept of "phase feeding" of dairy cows is important to: meet animal's changing nutrient requirements and reduce feed costs and maintain animal performance 33 diets for lactating cows should be balanced to maximize dry matter intake (DMI) particularly... early (or "peak") lactation 34 the NRC model can be used to ____ but not ____. predict nutrient requirements, formulate diets 35 the NRC model calculates energy (Net energy of lactation) for diets based on: digestibility of fiber, protein, and lipids plus subtracting fecal energy.