Limiting Factors in Photosynthesis

A variable that limits the rate of a chemical reaction

At a given moment, a chemical reaction is limited by a factors that is most unfavourable

Temperature

Can be increased by a heater

Uncontrollable on a field

Possible use in a glasshouse

Carbon Dioxide

Burning a fossil fuel

Uncontrollable on a field

Possible use in a glasshouse

Mineral Ions

Add fertiliser

Often used on a field and in a glasshouse

Light

Artifical Lighting

Rarely used on a field

Possible use in a glasshouse

Water

Spray

Used of a field if rainfall is insufficient

Essential in a glasshouse