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SREEDHAR DEVARAKONDA, R.NAGARAJU, Y.SHARATH KUMAR REDDY AND T. NAGALAKSHMI
Horticultural Research Station, Dr. Y. S. R. Horticultural University, Anantharajupeta, YSR Dt., Andhra Pradesh.
Crop regulation is the most important aspects in guava (Psidium guajava L.) production. Regulation of crop has been done by deblossiming, flower thinning, foliar application of NAA and withholding of irrigation in the past. Recently, pruning has emerged as commercial and alternative method for regulating the crop in guava. Pruning had significant effect on the number of fruits per shoot, number of fruits per plant, fruit weight and fruit yield per plant. Seven different forms of pruning (one leaf pair retaining , 25 per cent shoot retaining , 50 per cent shoot retaining , 75 per cent shoot retaining, terminal leaf pair shoot pruning, removal of all leaves and flower buds by hand) were studied along with control. Fruit yield per acre (13.03 t), total fruit weight per plant (29.34 kg), number of fruits per plant (71.67) and number of fruits per shoot (4.92) were found highest with the treatment T (25per cent shoot retainin.