MLN Field Guide
It is important to note that MLN symptoms vary widely depending on:
- Germplasm
- Time of Infection
- Prevailing Environmental Conditions
- Ratios of viruses infecting the plant
Symptoms can easily be confused with drought, micro-nutrient deficiency or stalk borer infestation.
The main symptoms of MLN are illustrated in the following sections.
Early Symptoms – Mild Mosaic and Mottling
Early Symptoms – Chlorosis and Mottling
Severe Chlorosis and Leaf Necrosis
Shortened Internodes and Severe Chlorotic Mottling