ANIMAL NUTRITION LAB PROTEIN FEEDS

26

proteins are made up of various combinations of up to ___ amino acids

amino acids

building blocks of proteins and either essential of nonessential

P- phenylalanine

V- valine

T- tryptophan

T- threonine

I- isoleucine

M- methionine

H- histidine

A- arginine

L- lysine

L- leucine

essential amino acids

nitrogen content is measured and multiplied by 6.25

how to determine crude protein

16%

proteins usually contain how much nitrogen

true protein and NPN (nonprotein nitrogen)

Crude protein is comprised of both….

false

true or false: all nitrogen-containing compounds are true proteins

urea

what is an example of a NPN source

ruminant

a certain portion of the undegraded or bypass protein is totally unavailable to the _____; it may be found in the acid detergent fraction of the fiber or may have been heat damaged in the harvest ad storage process common to some feeds

Broiler Litter

IFN: 5

AAFCO: Animal protein product

feather meal

IFN: 5

AAFCO: Animal protein product

meat and bone meal

IFN: 5

AAFCO: Animal protein product

whole soybeans

IFN: 5

AAFCO: Plant protein product

soybean meal

IFN: 5

AAFCO: Plant protein product

flaxseed/linseed meal

IFN: 5

AAFCO: Plant protein product

whole cottonseed

IFN: 5

AAFCO: Plant protein product

cottonseed meal

IFN: 5

AAFCO: Plant protein product

whole peanuts

IFN: 5

AAFCO: Plant protein product

whole peanuts (shelled); shelled peanuts

IFN: 5

AAFCO: Plant protein product

peanut meal

IFN: 5

AAFCO: Plant protein product

corn gluten meal

IFN: 5

AAFCO: Processed grain byproduct

alfalfa meal

IFN: 5

AAFCO: plant protein product

urea

urea

increasingly used in livestock diets as a source of protein due to high fertilizer cost; correlation b/w nitrogen and protein (46-0-0)