Determination of Nutritional Status of Walnut Orchards by Leaf Analysis in Tekirdag Region

This study was conducted to determine the nutritional status of the walnut orchards leaf sample analysis in Tekirdag region. For this purpose, 46 leaf samples, which were taken from 44 different walnut orchards located in 32 different villages in Corlu, Saray, Ergene, Kapakli, Marmara Ereglisi, Muratli, Hayrabolu, Malkara, Sarkoy, Cerkezkoy Districts and were analyzed. By comparing the results of the leaf samples analysis with the nutrient status limits of the investigated orchards the nutrition status have been studied and determined. According to the results, 84.78% N, 4.39% P, 4.35% K, 2.18% Ca, 4.35% Mg, 4.35% S, 2.18% Fe, 8.69% Cu, 65.21% Zn and 4.35% Mn deficiency were determined. On the other hand, 15.22% N, 89.13% P, 95.65% K, 84.78% Ca, 95.65% Mg, 91.30% S, 97.82% Fe, 89.3% Cu, 34.79% Zn and 84.78% Mn were determined sufficient in leaf samples and 6.58% P, 13.04% Ca, 2.18% Cu and 10.87% Mn were found excess level in leaf samples.