CBRC set b

100問 • 1年前

問題一覧

A layer breeder farm produced a total of 2000 eggs, only 70% of these eggs were found fertile during the first candling. At day 21 of incubation, 1250 chicks were hatched. How much is the embryonic mortality rate of the farm?

10.71%

How much fresh Napier grass, with a dry matter content of 18%, does a backyard raiser need to feed his 10 Boer goats, each with an average weight of 62 kg, given that the goats are provided with a daily ration consisting of 80% Napier grass and 20% commercial feed and following the DM requirement of goats which is 5% of their total body weight?

168.89 kg

A commercial egg farm houses 1000 laying hens. At 45 weeks, the farm recorded a total egg production of 905 eggs per day. Calculate the average hen-house production of the farm.

90.5%

Given a herd of 112 beef cattle where 83 are bred and 36 successfully conceive, what is the conception rate for this breeding season?

43.37%

A farm has 100 culled sows for sale, with an average weight of 185 kg each. If the prevailing market price for hogs is Php 240 per kilogram (live weight), and the farm sells culled sows at 50% of this price, what is the expected income from the sale of these culled sows?

Php 2, 220, 000.00

Calculate the Broiler Performance Efficiency Factor (BPEF) for a poultry farm that produces 10,000 broilers with an average final weight of 2.15 kilograms at 35 days of age. The feed conversion ratio (FCR) for this batch of broilers is 1.8.

119.44%

This classification of animal includes all even-toed ungulates, usually with two hoofed digits on each limb.

Order Artiodactyla

The producer in this type of operation has their own breeder stocks and produces piglets and raise them until the marketable weight is achieved.

Farrow-finish operation

It is the housing facility designed to accommodate breeder boars within a four-unit system, typically utilized in large-scale pork production

pre-gestating and gestating unit

When constructing a swine building, concrete flooring for pigs should have a slope of__to ease cleaning of pens.

2-3%

What is the standard space requirement for gilts?

1.0m2

What is the endemic pig species found across the Balabac, Palawan, and Calamian Islands in the Philippines?

Sus ahenobarbus

Which of the following animal traits has the most important influence on animal selection than environmental impact which is highly considered by animal breeders at present?

Growth rate

A sow on its first parity gave birth to only 6 piglets. The best decision to undertake is:

Retain the sow up to 3rd parity

Among the listed methods, which one demonstrates the highest accuracy for detecting heat in swine?

Teaser Boar method

With twice-a-day detection, sows should be bred _after they are first detected in heat

12-24 hours

A sow bred on March 26 can be expected to farrow on what specific date listed below?

July 18

On average, pigs consume__of water per kg of feed consumed

The percentage of crude protein, Ca, and P respectively for a lactating sow

16, 0.9 and 0.7

Normally, a lactating sow is given 2 kg feeds for maintenance plus 0.3 kg per piglet and + 0.5 kg based on body condition. The sow was in poor condition for raising 13 piglets. To recover, the ration of the sow must be:

6.4 kg/day

A practice in solid feeding suckling's where feeds are placed in an area out of reach by dam.

Creep

This practice is given to replacement gilts from 7-10 days before breeding to promote ovulation rate.

Flushing

When a sow appears to be experiencing difficulty during farrowing, what is the most suitable form of assistance to provide?

Check for obstruction in the birth canal

What is the recommended length for cutting the umbilical cord of a newborn piglet from its base?

1.5-2.0 inches

The ideal temperature in the brooder area for newly born piglets.

30-32°C

Primarily, what is the reason for introducing solid diets to sucking piglets early?

Allow early weaning to increase reproduction rate of the sow

In case pre-weaning piglets suffer scouring, the immediate course of action must be:

Withdraw solid feed given to piglets

This is a common disease in swine also known as classical swine fever where a vaccination program is usually instituted in a pig farm

Hog cholera

How would you calculate the litter index for sow number 48, with a birth date of April 4, 2022, a production life of 5.2 years, a total of 12 litters, and 175 piglets born?

2.3

The average weight of 10 piglets is 1.5 k at birth. At weaning (30 days) the total weight of weaners is 100 kilos. What is the average daily gain per weaner?

283 g

A pregnant gilt or sow should be fed with a brood sow ration containing 3,300 of digestible energy (DE) and crude protein content of

14%

The birth weight of piglets is a vital element in piglet survival, they should weigh at least

1.3-1.5 kg

The number of days a 15 kg weaning pig to reach 85 kg market weight, assuming a daily average weight gain of 700 grams

100 days

What is the term for the beef cattle production facility strategically located at the heart of a ranch operation to reduce the need for stock movement?

Working Corral

What is the recommended route of administration for the New Castle Disease (NCD) or avian pest vaccine in 10-day-old chicks born from non-vaccinated parents?

Intranasal

It involves providing goats with some level of housing or shelter, along with access to pasture or forage. In this system, goats may spend part of their time indoors in a barn or sheltered area, especially during extreme weather conditions or for supplemental feeding.

Semi-intensive

Which of the following is NOT considered a primary factor in selecting the location for a poultry house?

near other poultry farm

What is the recommended daily feeding level of ration for gestating sows to fulfil their daily nutrient requirements?

2.0 kg

Among the economically important traits in swine, the level of heritabity is generally high for most, except for the

litter size

If a doe was bred on March 21, 2024, when will be its expected date of kidding?

August 18, 2024

The major beef production system in the Philippines is

Backyard cattle raising

Given a group of 500 ready-to-lay pullets to be raised in a conventional housing system, each requiring 3 cm of watering space per bird, calculate the total watering space required when utilizing both sides of the water trough.

7.5m

Considering an all-in all-out growing period of 35 days for broiler production, along with a 14-day interval for cleaning and disinfection of the broiler house, and an additional 11 days for ordering and delivery of day-old chickens, determine the maximum number of production batches that can be scheduled within a year. Assume continuous operation without any other interruptions.

6 batches

Female goats should be bred at the age of puberty

8-12 months

This breed of goat has drooping and pendulous ears, roman nose-and a brown hair or a combination of brown and black. This breed is also characterized by its proud and graceful in appearance.

Anglo-Nubian

This breed is pure white to off-white in color. It holds the distinction as the highest milk producer (1.8 liters daily), that weighs an average of 70 kilograms.

Saanen

Following kidding, the placenta should be expelled within__of the fetus's delivery.

12-24 hours

At what age is castration typically performed on male goats?

at least within 1 month of age

Sheep and goats that are infected with this virus typically develop scabby sores (lesions) around their lips, muzzle, and in their mouth.

Orf

The normal duration of heat/estrus in Carabao

1 day

A weaner pig with an initial weight of 20kg consumed a total amount of 175kg to reach 90kg. What is the feed conversion ratio of the said pig?

2.5

The average weight of 10 piglets is 1.5 k at birth. At weaning (30 days) the total weight of weaners is 100 kilos. What is the average daily gain per weaner?

283 g

A creep ration containing 22% CP, 3,500 kcal of DE, Ca and P, fortified with vitamins and minerals is provided to what group

one week old pigs

A decrease in the amount of milk secreted by the doe is a condition called

hypogalactia

Type of milking parlor where cows stand side by side in a stall having a gate at the front and a chain at the rear.

abreast

It is used in holding cattle for dehorning, branding, castration or other cattle working operations.

squeeze chute

A system of feeding ruminants by allowing them to graze in a large tract of land, hilly or rolling, a good fencing is necessary to keep the animals.

Ranching

A type of buffalo with a total number of 48 chromosomes, light gray in color and produced for draft purposes and its meat?

swamp

The Philippine dairy farming sector produces of the__country’s milk supply

<1%

A male sheep castrated while young (usually at 1-3 weeks old)

wether

The breed of cattle consisting of 1 Shorthorn, ½ Brahman and ¼ Hereford blood.

Beefmaster

It is the smallest of the dairy cattle breeds; its milk contains the highest milk fat.

Jersey

The daily water requirement of 100 birds in moderate temperature

5-7 gal

It is characterized by swelling of face and wattles and discharge from nostrils, which is watery and becomes sticky and with foul odor as the disease progresses.

infectious coryza

In breeding meat type breeds of chicken, the recommended ratio between male to female is

1:10-15

It is the mating of two or more males with a group of females in the same pen.

mass or flock mating

Hatching eggs can be kept longer if they are stored in a room with a humidity of 75-80% and a temperature of °C.

15-18

The removal of the comb and wattles of male to make the head smooth

dubbing

A collective term for the other bird species like emu, rhea, cassowary, kiwi.

ratites

Goats prefer to browse on young & succulent plant parts than mature ones:

True

Which of the following is the top producing region for broilers?

Central Luzon

Incubation period for Meleagris gallopavo eggs

28 days

A group of chicken (fowls) possessing a certain conformation or shape of the body that distinguishes them from other chicken

Breed

Which among the following breed of chickens does not belong to the group?

Bantams

All of the following breeds of chickens are under the Mediterranean class, except

Sussex

What is the floor space requirement of a 3-6 week old layer

0.5-1 sq. foot per bird

What is the floor space requirement of 2-4 week old broiler raised in a tunnel ventilated housing?

0.6-0.65sq. foot per bird

When conducting a general cleaning and disinfection, the house should be left empty to dry for how many days?

14 days

All of the following poultry traits are highly heritable, except

Hen day production

If a clutch of chicken eggs was brood by a hen on February 15, 2023 when are the eggs expected to hatch?

March 8

A feed given to a 2-4week old broiler chicken

Starter

Developer feeds for layer contains

14%CP and 2700 ME -

Which is not true about restricted feeding?

Increases the number of double-yolked eggs

Caged layers should be fed__grit per 100 layers per week to improve egg production.

227 g (0.5 lb)

What is the recommended relative humidity (RH) for incubating duck eggs ?

80%

Laying hens should be exposed to hours of light to maximize egg production

The most common type of cattle raising in the country. It aims to raise newly weaned calves or culled matured heifers until they are ready for slaughter.

Feedlot fattening operation

Which of the following is NOT a zebu breed of cattle?

Angus

This herd comprises dry cows and heifers prepared for breeding

Breeding herd

Concentrate feeds can be given to calf at what age?

1 week of age

The suitable body score condition for dairy cows

3-4

Which of the following grass is used for grazing

Cynodon plectostacyus

Which if the following is NOT an example of native grass in the Philippines

Pteridium aquilinum

The acceptable dry period in dairy cows

60 days

The ideal period in dairy cows

305 days

What is the scientific name of rabbit?

Oryctolagus cuniculus

Which of the following is NOT an example of a riverine type buffalo?

Thai buffalo

A method of chick sexing that relies on the inheritance of sex-linked genes associated with feather color pattern.

Auto sexing

A protozoan disease which destroys the intestinal wall causing bloody fecal matter

Coccidiosis

100

Bacillary White Disease in poultry is commonly known as

Pullorum

CLSU

Gante, Sherlane R. · 100問 · 1年前

CLSU