Idai Nature was at the disposal of all the visitors in Hortifair 2009. This important and wellknown international exhibition remained steady this year and each year is more cosolidated. www.hortifair.com
Powdery Mildew: Causes, Symptoms and Solutions
Powdery mildew is a fungal disease of worldwide occurrence. It is also commonly known as mildew or white dust. What causes powdery mildew? As in