RESPONSE OF LOCAL APPLE TREES TO SPRAYING WITH GROFALCS ,STAVALS AND TALL-PROLONG ON PHYSICAL AND CHEMICAL CHARACTERISTICS OF FRUITS
Authors: Abbas Mohsin Salman Al-Hameedawi
Number of views: 505
This study was carried out on privat orchard at AL-Abbasyia . Najaf for season 2014 on the local apple fruit cv. Sharaby . The trees were spraying with three concentration of Grofalcs (200 , 300 and 400) mg / L , Stavals (100 , 200 and 300) mg / L and Tall-Prolong (1,2and 3)% after 60 days from full bloom stage . Fruits were picked after 95 days from full bloom . The result indicated that leaf aria, total chlorophyll , shoot length,, length , diameter , weight , firmness ,Calcium pictate and humidity of fruits in creasing with increase concentration of Grofalcs , Stavals and Tall-Prolong . Also reduced percentage of fruit drupe , percentage of cracking , T.S.S , acidity and Vitamin C of fruits in maturity stage . There was significant differences between these treatments .The concentration of Grofalcs 400 mg /L gave the best results on length , diameter , weight , firmness and cracking of fruits for the season of treatment respectively .