Approved Plant Growth Regulator | Crop | Time of application / purpose | a.i. (ppm/gm/%) (Dosage per ha) | Formulation (ml/gm/L tr/kg/%) | Dilution In Water (Litres) / Preparation of solution | Waiting period / PHI between last applicatio n & harvest (days) |
Alpha Naphthyl Acetic Acid 4.5% SL (Na salt) | Tomato | At the time of flowering two spray. | 45 ppm | – | – | – |
Ethephon 39 % SL | Tomato | Post-harvest treatment (for Uniform Ripening) | 2500 ppm | – | – | 65 ml in 10 lit of water |
Sodium Para –Nitrophenolate 0.3% SL | Tomato | Flowering and fruit stages | 0.5% | 4ml | 200 | 7 |
Triacontanol 0.05% EC | Tomato | Three sprays at 25, 45 and 65 days after planting | 0.125gm | 0.25 ltr | 400-500 | – |
Triacontanol 0.05%w/w min. GR | Tomato | Broadcast & mix the desired quantity of granules in soil 2-3 days before sowing. | 12.5 gm | 25 kg. | – | – |
Triacontanol 0.1% EW | Tomato | Three sprays at 25, 45 and 65 days after planting | 0.25 gm | 0.25 ltr. | 400-500 | – |
Gibberellic Acid 0.001%L | Tomato / Potato / Cabbage / Cauliflower | a) First spray 45 DAS b) Second spray 65 DAS | 0.018gm | 180 ml. | 450-500 | – |