Katyayani Ether 39 – Ethephon 39% SL Plant Growth Regulator

Katyayani Ether 39 is a versatile plant growth regulator containing Ethephon 39% SL, widely used for inducing flowering, uniform ripening, defoliation, and regulation of alternate bearing in various crops. It releases ethylene within plant tissues, triggering physiological responses that improve flowering, fruit ripening, and harvesting efficiency.

Product Specifications

Key Benefits

• Induces flowering in fruit and plantation crops.
• Promotes uniform ripening of fruits and berries.
• Helps control alternate bearing in mango.
• Encourages leaf shedding and defoliation.
• Improves harvesting efficiency and crop management.
• Suitable for a wide range of crops.

Crop-wise Applications

Application & Dosage

General Dosage: 1.0 – 1.5 ml per liter of water

Crop-specific Application Schedule

• Mango (Alternate bearing control): 5 sprays at fortnightly intervals starting mid-October to early November.
• Mango (Flower induction): 5 sprays at weekly intervals starting early November.
• Mango (Post-harvest): Dip mature fruits once for uniform ripening.
• Pineapple: One spray at 30–37 leaf stage or 10–12 months.
• Coffee: One spray at fly picking stage when 10–15% berries ripen.
• Tomato: Post-harvest fruit dipping once.
• Rubber: Brushing on tapping cut during March, August, September, and November.