Green House Production Review

What are some environmental requirements that a green house must provide (select all that apply)

• light

• air

• nutrients

• temperature

• water

Increases light intensity and the Daily light integral

• photoperiodic lighting

• solar lighting

• supplemental lighting

• short day lighing

Create a long-day or short-day effect

• photoperiodic lighting

• solar lighting

• supplemental lighting

• short day lighing

A plants response to the number of uninterrupted hours of darkness is called

• critical day length

• photoperidism

• critical night length

• night interruption

The length of dark period needed to initiate flowering in a plant is referred to as what?

• critical day length

• photoperidism

• critical night interval

• night interruption

Which of the following is an example of night interruption

• leaving lights on all the time so the plant is never without some sort of lighting

• turning low intensity lights on to extend the plants perceived day length

• using the natural light cycles to grow plants

• using bright lights on a dark day to provide plants with adequate sunlight for photosynthesis

A _____________ is a type of fertilizer that lacks one or more of the three primary macro nutrients.

• complete

• incomplete

• micro nutrient fertilzer

• macro nutrient fertilizer

• complete

• incomplete

• micro nutrient fertilzer

• macro nutrient fertilizer

A plant mainly used for ornamental purposes in beds and often is used for a particular season or two of the year

• biennial plant

• perennial plant

• succulant

• bedding plant

The maximum amount of water that can be held by a substrate against the pull of gravity

• water capacity

• container capacity

• soil moisture

• substrate capacity