Phenological and pomological characteristics of local pear (Pyrus communis L) varieties grown in Siirt

Abstract

This research was conducted on the local pear varieties that are grown in Siirt Central district, Tillo, Sirvan, Eruh, Kurtalan, Pervari districts and in their villages. Thirty local pear variety samples,which has high quality and high market value were collected between 2014 and 2015. Pomological characteristics and phenological observations were evaluated on selected fruit trees and collected fruit samples. Bud burst, beginning of flowering, full flowering, end of blooming, flowering time and number of days from full bloom to harvest, and harvest data were collected in order to determine phenological characteristics of local pear types grown in Siirt province. Fruit weight was found between 27.33 and 300.26 g, while fruit size was observed to be between 30.95 and 93.64 mm, width of fruit between 33.61 and 73.21 mm, fruit stalk length between 21.68 and 52.65 mm, fruit stalk thickness between 0.38 and 4.53 mm, Width of core was ranging from 2.48 to 6.12 mm, while length of core was ranging from 6.52to10.85 mm. Soluble solid content was found to be between 8.7514.50 % , whreas titratable acidity was observed to be within the range of 0.85-3.27 % and pH of pear juice was observed to ve between 3.54 and 4.67. Moreover, the grittiness and taste properties were also determined on the rind and pulp color of the local pears.