📍 Tongibari & Munshiganj Sadar, Munshiganj • Net-House Hydroponic Trays & Pheromone Trap IPM • Case Study #23
Tongibari & Munshiganj Sadar: Harvesting 100% Pesticide-Free Bitter Gourd (Korola) in Hydroponic Trays & Buckets
📊 Case Study Technical & Economic Profile
1. Regional Context & Agricultural Challenge
Bitter gourd is one of the most heavily sprayed vegetables in conventional field farming due to cucurbit fruit fly attacks, making health-conscious consumers hesitant to buy it.
2. Technical Implementation & BARI Protocol Applied
Growers in Munshiganj combined insect-netted hydroponic trays (planting 2 rows at 50 cm spacing) with sex-pheromone traps and hand pollination between 7:00–9:00 AM.
3. Harvest Results, Economic Impact & Grower Outcome
Each plant yields 2.0 to 2.5 kg of crisp, dark-green bitter gourds in 55–60 days with zero chemical insecticide residue.
🇧🇩 Key Takeaway for Bangladeshi Growers:
This verified case study from Tongibari & Munshiganj Sadar, Munshiganj demonstrates how adapting BARI Stock Solution A & B and localized soilless structures solves real regional climate and soil constraints while delivering strong commercial returns in Bangladesh.