Past A Flashcards
Full-fat soya treatment is done by:
Uni-pro soya
What does a complete premix contain?
Vitamins, Micro-elements, Macro-elements
What is the protein content of cereals (corn, wheat, barley, oat, rye)?
10-15% Low
Crude protein (80-95% of this is true protein
What happens when lignin content increases?
Digestibility decrease and feed intake increases
What can lectins cause?
They adhere to the mucous membrane of the intestine and damage the absorption (Ca2+)
What is the highest dose of carbamide (urea) a cow can eat?
20-30g / 100kg BW/day
What does feed intolerance mean?
A reproducible, unpleasant reaction to a specific ingredient, which is biochemically or physiologically based.
e.g. Lactase deficiency causes lactose intolerance
What is the result of Vitamin C deficiency in fish?
Scoliosis, Lordosis (both spinal deformities)
In investigation of feedstuff, you can detect feather meals and fish meals, what are these?
Feather meal - Cooking, grinding and drying of poultry feathers.
Fish meal - Preparation of the raw materials: whole sea fishes and fish wastes
What are the anti-nutritive factors of Vicia faba (horse bean)?
Tannin
Lupinin
Spartein
How much Dry Matter content is there in fresh pasture grass?
20 – 30%
What is the anti-nutritive factor in alfalfa?
Saponin
What is the Discount Factor of corn silage?
- 053 = 5.3%
i. e. If the feeding level is increased by 1 unit; the digestibility decreases with 5.3%
How is the DM intake approaching formula calculated in the case of Beef Cattle?
Metabolic BW + Net Energy
Name the cereal grains:
- Corn/maize
- Wheat
- Barley
- Oat
- Rye
- Millet
What can lectinins cause?
Difficulty in Ca2+ absorption
In which species has nutrition a role in ovulation?
Sheep. The status of the ova changes with change in energy.
Used as silage additive:
A. Cereal grains
B.Molasses
C.Organic acids
D.All of them
D. All of them
What are molasses a good source of?
Energy and S
Source of Potassium, Cobalt, it is also a silage additive and a pellet binder
How is the DM intake approaching formula calculated in the case of Chicken?
Temp + egg production
The Discount Factor of corn silage is 0.053. It means:
The digestibility of the corn silage will decrease by 5.3%
What is the average Discount Factor?
0.04 = 4%
Which are used as a liquid protein source?
A. Molasses
B. Propylene glycol
C.Both
D.Neither
D.Neither
What is the principle of silage making?
Anaerobe fermentation; with lactic acid production
Which amino acid is most sensitive to the over-heating of feed?
Lysine
What is the effect of induced mutation?
There is an increase in essential amino acid production.
What is the meaning of Bulky Feed?
Big volume with low Dry Matter content
What kind of feed is the roughage?
Bulky feed
The indigestible portion of plant foods that pushes food through the digestive system; absorbing water and easing defecation
How big is the CF content of roughage?
~ 18%
What is the source of gossypol?
Cottonseed, field bean
Gossypol is an anti-nutritive to vitamin E
How should the requirements be saturated during the first lactation of Dairy Cow?
The requirements should be increased by 20%
If by-pass category in feedstuff is small:
Most nitrogen of the feedstuff will be degraded in the rumen
How do we sterilize lab feed?
Gamma irradiation
What is the consequence of fiber deficiency?
Digestion problems
What can be the cause of eye cataracts?
Excessive amount of fish meal / bad fish meal; which causes an increased cholesterol
How should motherless rabbits be fed?
Freeze-dried colostrum with additional vitamins, bacteria, and enzymes
In which of the following substances is the energy value 5MJ/kg?
A.Straw
B.Weed
C.Silage
D.Molasses
Straw
What is the Ca:P ratio in pasture grass?
1:10
Which one is a feeding standard? A. RBS B.NRC C.RSL D.NRK
B.NRC!
Which factors decrease digestibility of proteins?
Crude Fiber
Age
Anti-nutritive substance