Effects of different soil improvements on fruit yield and quality and tree growth in organic olive cultivation

In the extending of conventional farming, to provide soil fertility and to supply plant nutrition requirements, synthetic fertilizers were widespread used. In the extending of organic farming, for the same aim, beside to organic and green fertilizer, alternative planting, soil conservation advices; soil amendments, nutritions (including seaweed), fertilizers take part in organic farming regulations supplement 1. However, there were not enough knowledge about using and activity of these items in the literature. Fort this reason, in this research, it was aimed that the determination of effects of soil amendments such as slug, perlite and zeolite; and plant nutritions such as vermicompost and sea weed aplications, which is permitted in organic farming regulations, on tree development, yield and quality of Yamalak Sarısı olive growing certificate. Morphological, phenological and pomological observations and analyzes on olive trees were made. In the result of analyzes and observations, the all aplications gave the better result when compared control. As general, sea weed, vermicompost aplications gave the best result in terms of tree development, yield and quality.