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Potassium Deficiency in Citrus Fruits by majdyt is a document available to read on EtoBox.
Potassium deficiency in citrus trees causes yellow-bronze chlorosis and leaf curling, especially in lemons. Leaf analysis is important for diagnosis, with deficiency defined as less than 0.7% potassium in 5-7 month old leaves. Potassium levels influence yield, fruit size and quality. For oranges and lemons, fruit size increases up to 1.2-1.3% leaf potassium while yield is reduced below 0.7%. Effects on fruit quality vary by crop.
- Author
- majdyt
- Language
- EN