Pathogenic diseases are commonly associated with specific environmental conditions. In addition, non-pathogenic disorders, such as damage by heat and sun, wind, rain, fire, moisture, temperature, sunlight and other weather conditions can cause sunburn, russet, leaf scorch, pit burn, shriveling, frost, chilling, hail injuries; water ability and nutrition deficiency all of which interfere with the normal physiological processes in trees can be directly caused by environmental conditions, can be negative impact on pollination reduced crop set, yield, slow tree decline and dieback. If one of these factors is out of balance it may lead to environmental stress, which may in turn, result in a greater tendency to become diseased.
Organic, Biological and Non-Chemical Plant Protection
Pest management is the biggest issue in sustainable olive production because lack of registered pesticides, lack of biological control agents. The control of pests and diseases using chemical pesticides raises serious concern about food safety, environment quality and pesticide resistance, which have dictated the alternative pest management techniques.Today, organic agriculture is practiced in almost every country in the world, and the amount of certified organic land is growing as well. Biological and non-chemical plant protection is important worldwide as an alternative to the use of conventional chemical pesticides.