استجابة أشجار التفاح المحلي (Malus pumila M .)‎ للرش بال Grofalcs و ال BNOA و ال Tall-Prolong في تحسين صفات الثمار النوعية

Abstract EN

This study was carried out on private orchard at al-Numnia .Wast governorate for season 2014 on the local apple fruit c.v ruhbe .

the trees were spraying with three concentration of GA3 (100 , 150 and 200) mg / L , BNOA (25 , 50 and 75) mg / L and (1,2and 3)% after 60 days from full bloom stage.

fruits were piked after 95 days from full bloom.

the result indicated that length, diameter, weight, firmness and humidity of fruits increasing with increase concentration of Grofalcs, BNOA and Tall-Prolong.

also reduced percentage of cracking, T.S.S, acidity, Vitamin C and respiration of fruits for the season.

There was significant differences between these treatments .the GA3 concentration of 200 mg / L gave the best results of fruits for the season of treatment.