The plants were kept in greenhouse at 25-30 ºC with relative humidity of 70 ± 5 % and 12 daylight-hours; they were examined during 15 days in order to record the appearance of symptoms.
Las plantas se mantuvieron en invernadero a 25-30 °C con humedad relativa del 70±5 % y 12 horas-luz, y se revisaron durante 15 días para registrar la aparición de síntomas.