THE IMPACT OF AN ORGANIC SOURCE OF NUTRIENTS ON GUAVA QUALITY

An investigation was done to study was conducted at horticulture farm, Aroma College, Haridwar during summer season of 2022-23 to evaluate the performance of different organic source of nutrients on growth of Thai guava cv.VNR bihi.Therefore, the biofertilizers were applied as per various treatments under the tree canopy.This experiment was designed in Randomized Block Design with three replicates.The highest TSS (12.96%), acidity (0.5%), ascorbic acid (219.05mg/100 g pulp), diameter of seed core (56.60 mm), pulp thickness index (56.74),pectin content (1.42%) to were found in T 12 (FYM + Poultry manure + Azotobacter + PSB) From March to December every month followed by T 11 (FYM + Poultry manure + PSB).whereas, the maximum number of fruits per plant (54.33) and yield (29.41 kg/plant) in the rainy season.Winter season fruits are more superior to rainy season fruits.