0717 System of Rice Intensification: Experiences in Tripura
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Presenter: G.S.G. Ayyangar Audience:2nd National SRI Symposium, Agartala, India Subject Country: Tripura, India
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0717 System of Rice Intensification: Experiences in Tripura
- 1. SRI EXPERIENCES IN TRIPURA DR. G.S.G. AYYANGAR COMMISSIONER & SECRETARY, AGRICULTURE GOVERNMENT OF TRIPURA
- 4. REQUIREMENT OF FOODGRAINS BY 2010 Year Projected population (in lakhs) Foodgrains requirement (in lakhs tons) 2007-08 35.40 7.98 2008-09 35.92 8.09 2009-10 36.44 8.22
- 16. Uprooting of young seedling without any trauma and transplanting them into the main field within 30 minutes Method-I
- 17. Uprooting of young seedling without any trauma and transplanting them into the main field within 30 minutes (another method) Method-II
- 18. Uprooting of young seedling without any trauma and transplanting them into the main field within 30 minutes (still another method) Method-III
- 19. ONE SEEDLING PER HILL
- 21. SPACING MAINTAINED THROUGH LOW-COST DEVICE DEVELOPED BY FARMERS THEMSELVES
- 22. WATER MANAGEMENT SRI success is possible under rainfed as well as irrigated conditions
- 23. No standing water at the time of transplantation. In muddy soil, spacing of the drainage left as it is, and a drain is then created during the first weeding at 10-12 DAT
- 24. Drainage channel in the main fields
- 25. 12 days after irrigation / watering
- 26. Drainage channel of 25 cm. width and 25 cm depth
- 27. 60 DAT 65 tillers per hill / per plant (MTU 7029)
- 28. 75 DAT 80 tillers per hill / per plant (MTU 7029) No standing water near the base of the plant, so no hindrance in the aeration
- 31. Weeding schedule: 3 weedings at intervals of 10 -12 days, 1 st weeding should be 10-12 DAT
- 34. Variety : Pooja
- 35. Variety-wise yields HYV Ave. yield: conventional methods (t/ha) Ave. yield: SRI methods (t/ha) No. of demos in farmers’ fields (0.4 ha) Joya 3.4 -3.8 5.5 -6.2 37 Krishna Hamsha 3.8 -4.5 6.4- 6.8 134 Satabdi 3.0-3.5 4.8 -5.4 46 Swati 3.75-4.25 5.8-6.25 30 (contd.)
- 36. Variety-wise yields HYV Ave. yield: conventional methods (t/ha) Ave. yield: SRI methods (t/ha) No. of demos in farmers’ fields (0.4 ha) IR 64 4.5-5.0 7.2-7.6 192 MTU7029 4.5-5.5 7.2 -8.5 183 NDR 359 4.3-5.2 6.5 -7.2 73 NDR 97 2.5-3.0 4.6-5.0 64 POOJA 4.8-5.2 7.4 -8.2 124
- 37. Variety : Pooja
- 38. Hybrid paddy with SRI HYBRID Ave. yield: conventional methods (t/ha) Ave. yield: SRI methods (t/ha) No. of demos in farmers’ fields (0.4 ha) DRRH-1 6.0-6.5 7.6-8.1 19 KRH-2 6.5-7.0 8.2-8.7 35 PHB 71 6.5-7.0 8.1-8.5 28 SHEYADRI 6.2-6.8 7.2-7.8 15
- 39. Local varieties with SRI Ave. yield: conventional methods (t/ha) Ave. yield: SRI methods (t/ha) No. of demos in farmers’ fields (0.4 ha) Local varieties 2.0-3.0 3.8-4.3 37 Local scented varieties 1.5-2.0 3.1 -3.4 12