ANSC356 Topic 18 Housing

1) Costs for construction & maintenance

2) Stocking density

3) Temperature control

4) Humidity control

5) Insulation

6) Vapor barrier

7) Ventilation

8) Lighting & lighting intensity

8 issues in a poultry house

concrete

Floor & foundation is usually made of what in a poultry house?

4 inches/ft

roof pitch of a poultry house

reflective

Property of roof that allows for temperature control

1) Birds must be thermoneutral

2) Chicks cannot entirely maintain body temperature until day 12

2 reasons why temperature control is required

1) cool cell pads

2) misters/foggers

2 ways to cool a poultry house

evaporation

Water is cooled by _____ in a poultry house

increased

Pressure can be ______ to reduce size of droplets in the air when evaporation needs to occur more quickly

1) Forced-air space heaters

2) Radiant tube heaters

2 ways to heat the house

4

How many forced-air space heaters are required for a 500ft long house

infrared radiation

radiant tube heaters use what energy to heat a poultry house?

side ventilation

Proper ventilation for layer houses

1) less oxygen

2) more CO₂

3) more water vapor

4) more ammonia

5) slight carbon dioxide emissions

6) high amounts of dust

6 differences of the inside of a poultry house compared to the outdoor environment

width of house

What influences the number of feeders required in a house?

5 days

Bins placed outside the house should store a max of how many days of feed?

2

How many bins should be placed per house?

2-4 ppm

Free chlorine concentration in drinking water

0.8 ppm

chlorine dioxide concentration in drinking water

25-50 ppm

hydrogen peroxide concentration (after ozone treatment) in drinking water

12

A high flow water nipple should have how many birds per nipple?

10

A low flow water nipple should have how many birds per nipple?

1) Ammonia level

2) Climate control

3) Temperature

4) Lighting timers

5) Fan operation

6) Water flow

7) Feed flow

7 levels control systems can monitor

ventilation rate

Multiple stage thermostats control what?