The World Health Organization (WHO) estimates that there are 3 million cases of pesticide poisoning each year and up to 220. 000 deaths primarily in developing countries. Commercial repellents and pesticides. aside from being expensive. https://www.roneverhart.com/Clos-Pegase-Cabernet-Sauvignon-Hommage-Tenma-Vineyard-Napa-Valley-2014/