Phosphorus deficiency-Sugarcane

Symptoms
Symptoms of phosphorus deficiency vary with the different varieties of sugarcane. This photo shows a purple discoloration of the stem, but discoloration of the tips of older leaves is also possible.

Reasons
Phosphorus deficiency Similar symptoms are caused by weakened root systems due to poor soil texture, salinity or diseases.

Symptoms
Symptoms of phosphorus deficiency vary with the different varieties of sugarcane. In this case, a reddish to brown discoloration starts on the main leaf vein and along the leaf edges. Older leaves and stalk bases turn uniformly brown.

Reasons
Phosphorus deficiency Similar symptoms are caused by weakened root systems due to poor soil texture, salinity or diseases.

Symptoms
Symptoms of phosphorus deficiency vary with the different varieties of sugarcane. In this case, a reddish to brown discoloration starts on the main leaf vein and along the leaf edges. Additionally, small whitish spots with a brown seam occur along the midrib.

Reasons
Phosphorus deficiency Similar symptoms are caused by weakened root systems due to poor soil texture, salinity or diseases.