Feedstuff

Question 1

What is feedstuff?

Answer 1

Component of a diet that provides a source of one or more nutrients (energy, protein, minerals or vitamins) required by an animal.

Question 2

What are the categories of feedstuff? (8 total)

Answer 2

1. roughages
2. pasture, range plants and plants fed green
3. silages and haylages
4. energy feeds
5. protein supplements
6. mineral supplements
7. vitamin supplements
8. non-nutritive additives

Question 3

Select the most used cereal in poultry feeding

a. Wheat
b. Maize/Corn
c. Barley
d. Oats
e. Millet

Answer 3

B. Maize/Corn

Question 4

Select the Tropical grass species?

a. Bermuda grass
b. Ryegrass

Answer 4

A. Bermuda grass

Question 5

Which grass is associated with ergot type alkaloid contamination?

a. Bermuda grass
b. Ryegrass
c. Fescue
d. Broome grass

Answer 5

C. fescue

Question 6

Which legume is associated with photosensitization in horses?

a. Sweet clover
b. Red clover
c. Alsike clover
d. White clover
e. All of the Above
f. None of the Above

Answer 6

C. Alsike clover

Question 7

Which roughage would have the highest CP content?

a. Tree branches
b. Corn Silage
c. Wheat Straw
d. Grass hay
e. Alfalfa silage

Answer 7

E. Alfalfa silage

Question 8

Which cereal would have the highest energy content?

a. Barley
b. Wheat
c. Corn
d. Sorghum
e. All similar

Answer 8

C. Corn

Question 9

What is the most important protein source in turkey feeding?

a. Soybean meal
b. Cotton seed meal
c. Canola meal

Answer 9

A. soybean meal

Question 10

Which protein supplement is associated to gossypol?

a. Soybean meal
b. Canola meal
c. Sunflower meal
d. Cotton seed meal

Answer 10

D. Cottonseed meal

Question 11

Peanut meal has relatively high contents of Lysine.

a. True
b. False

Answer 11

B. false

Question 12

Select a good source of calcium. (Most appropriate answer)

a. Limestone
b. Oystershell
c. Dicalcium phosphate
d. All of the Above
e. None of the Above

Answer 12

D. All of the above

Question 13

Plant materials primarily provide what nutrient?

Answer 13

dietary carbohydrates

Question 14

what is the difference between a forage and a roughage?

Answer 14

Forage- total plant material to be consumed by the animal

Roughage- dietary components that re high in fiber

Question 15

T/F: Roughages require the action of microbial digestion in the GI tract

Answer 15

True

Question 16

T/F: roughages are normally high in available carbohydrates compared to cereals.

Answer 16

False

Question 17

What are the categories of herbages?

Answer 17

Grasses
Legumes
Forbs
Browse

Question 18

What type of grasses are the majority in temperate countries?

Answer 18

C3 type, typically have higher protein content than the C4 type found in tropical countries

Question 19

What are two examples of cool season grasses?

Answer 19

Timothy, sweetclover, ryegrass, bromegrass, orchard grass

Question 20

What are two examples of warm season grasses?

Answer 20

Bermudagrass, switchgrass, fescue

Question 21

What causes ‘summer syndrome’ in cattle?

Answer 21

endophyte fungus in fescue grasses

Question 22

What are some common examples of legumes?

Answer 22

Alfalfa, clovers, soybean, green beans, peas and lentils

Question 23

What problems does alfalfa cause in cattle? in horses?

Answer 23

Cattle- bloat

Horses- blister beetle toxicity

Question 24

Alfalfa is an excellent source of:

a. protein
b. calcium
c. carotene, and tocopherol
d. water soluble vitamins
e. all of the above

Answer 24

E. all of the above

Question 25

What are some concerns of sweet clover?

Answer 25

high in coumarin, which is converted to dicoumarol by molds, and can cause bleeding problems, especially in neonates. cattle > sheep, horses

Question 26

What legume can lead to slaframine toxicosis? | CS: horses- salivation, bloat, diarrhea and frequent urination

Answer 26

Red clover infected with R. leguminocola fungus

Question 27

What are forbs?

Answer 27

low-growing broad-leaf plant that commonly grows with grass plants

Question 28

What are browse plants?

Answer 28

broad-leaf woody plants, that are a last resort for many species due to difficulty in digestibility.

Question 29

Most forages/pastures are more nutritious if harvested/eaten as ____?

Answer 29

young plants

Question 30

How are forages stored?

Answer 30

Hay- forage baled with low water content Haylage- semi-wilted, fermented grasses/legumes in bags Silage- higher moisture content than hay or haylage, but less O2.

Question 31

What are the 3 types of silages?

Answer 31

Ensiled forages Carbonaceous- corn or grass Proteinaceous- alfalfa or clover

Question 32

If straw is low in energy, protein, minerals or vitamins, why is it added to the diet?

Answer 32

fiber

Question 33

What essential AA is corn low in?

Answer 33

Tryptophan, lysine

Question 34

Which cereals must be rolled or pressed?

Answer 34

wheat barley oats- fed rolled or whole to horses sorghum- fed ground or rolled

Question 35

What must be true of fats and oils if they are to be fed to ruminants?

Answer 35

Cannot contain proteins

Question 36

Is it necessary to use protein supplements?

Answer 36

yes! Most feeds are insufficient in some protein and in monogastrics essential aa must be provided

Question 37

Why are oilseed meals added to feed?

Answer 37

high in crude protein about 40%

Question 38

What is the most important protein supplement?

Answer 38

soybean meal

Question 39

Sunflower oil is high in protein but deficient in which essential aa?

Answer 39

lysine

Question 40

What animals would you not give linseed meal to?

Answer 40

poultry, poor aa content

Question 41

What problems can linseed meal cause?

Answer 41

cyanide poisoning, (plant may contain cyanogenic glycoside -> toxic H-cyanide

Question 42

Make the statement true: Canola has less _____ than soybean meal, but more _______ a. lysine, methionine b. histidine, arginine c. valine, tryptophan d .tryptophan, histidine

Answer 42

A. lysine, methionine