Effect of Pruning and Branch Thining on Some Characters of Vegetative Growth of Fig( Ficus carica L.) , cv. Aswad Diala ( Ficus carica L.)

Abstract

Abstract: An experiment was conducted in a private orchard at Abbasyia , Najaf Governorate during the growing season of 2010 on fig cv. Aswad Diala . The branches at aged one year old were pruned at level of ( 25 , 50 and 75 % ) and branch removal grown at wood aged more than two years and unfruitful branches that grown at wood aged one year old .Results showed that pruning treatments and branches removal treatments and their interactions caused a significant increase in leaf aria and its total chlorophyll contents , GA3 , IAA , Zeatin, Methoxsalen in leaves and longer, dimeter and number of branches and number of node ,length of internodes and total carbohydrates percentage , N , C/ N in branches, compared to control treatment. There were a significant effect between treatment . Treatment of ( pruning of branches at aged one year old with percentage 50% + unfruitful branches removal grown on wood at age of one year old ) gave a significant effect and the highest values in the season of experiment .