The determination and recovering of micronutrient (Fe, Zn and B) elements disordersmonitoring in pear orchards in Bursa region

Thesis Type: Doctorate

Institution Of The Thesis: Uludağ Üniversitesi, Turkey

Approval Date: 2013

Thesis Language: Turkish


Supervisor: HALUK BAŞAR


This study was carried out to determine and treat some micronutrient desorders such as Fe, Zn and B elements in pear orchards in Bursa region. Fort his purpose the study was divided into two parts. First part was the survey study inorder to determining the deficiencies and second one was to manage the recovering process. The research wasc onducted in 2009-2012. In this period totally 1262 soil and plant samples were collected for the material of the study. The 76 pear orchards were determined in Gürsu, Kestel, Osmangazi, Nilüfer ve Karacabey districts at Bursa province in 2009. The pear cultivars were Deveci and Santa Maria. Soil samples (0-30 cm and 30-60 cm), leaf and fruit samples were collected to determine their physical and chemical properties. Following the completion of the survey study, large number of analysis showed lack of Fe, Zn and B elements were located at the pear plantations. After this determination, pear plantations were classified according to the combination of the three micronutrient deficiencies in treatment trials were carried out gardens.Treatment trials were conducted in 2011 and 2012. According to the results of trials of therapy; the most different results of trees Fe, Zn and B contents increased by high doses of the compounds and more foliar applied mattersin both years. The foliar application of iron and zinc elements concentrations were significantly increased in the leaves and bark of fruit.