| White leaf is the most important disease of sugarcane in Thailand. To control the disease, the recommendations are to use clean seed and roguing the infected plants. Choosing planting date is one of the practical measures. The experiment was conducted in farmer’s field in Ratchaburi province where white leaf disease is commonly found. Split plot with 4 replications was used as experimental design. Main plots consisted of 3 planting dates; 17th January, 19th March and 2rd August 2007. Subplots consisted of three sugarcane varieties; K88-92, Suphanburi80 and U-thong8. The plant crop was harvested at 12 months old (except for the August planted cut at 10 months old due to lodging). The incidence of white leaf in both plant crop and ratoon crop were recorded... |
