Deficiency of which mineral cause dieback of shoots in citrus
Copper
Potassium
Magnesium
Zinc
Copper Function -
Component of oxidase enzyme, plastocyanin, RuBP carboxylase and ascorbic acid. Involved in electron transport in photosynthesis.
- wherein
Deficiency - Reduced absorption of CO2 , causes dieback of shoots, exanthemia in citrus.