| 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) |
| Chlormequat Chloride 50% SL | Potato | Dipping of cut pieces for 10 minutes | 100ppm | 200ppm | 2.0ml/ 10 L water | – |
| Chlorpropham 50% HN | Potato | Antisprouting agent for stocked potatoes under cold storage condition Temp= 10+2oC R.H.= 90+5% | 18-20 gm/MT | 36-40 ml/MT | Formulation is to be applied as such with fogging applicator | 20 |
| Mepiquat chloride 5% AS | Potato | One spray 45 DAP To restrict the excessive vegetative growth of potato and increasing its yield | 62.5-75gm | 1.25- 1.5Ltr | Mix 200 – 300 ml of products in 10 ltrs of water. | 60-90 days |
| Triacontanol 0.05% EC | Potato | Two sprays at 30 and 45 days after planting | 0.250 gm | 0.50 ltr | 500-600 | – |
