Plays a role in Carbohydrate metabolism, the break down and translocation of starches
Increases water-use efficiency
Essential to protein synthesis
Important in fruit formation
Activates enzymes and controls their reaction rates
Improves quality of seeds and fruits
Improves winter hardiness
Increases disease resistance
Potassium deficiency Symptoms:
Older leaves turn wilt and look scorched with brown margins.
Intervienal chlorosis begins at the base
Scorching inward from leaf margins.