Similaire à 0410 Diversifying Rice-Based Farming Systems in the Southern Philippines Irrigation Sector Project with the System of Rice Intensification (20)
0410 Diversifying Rice-Based Farming Systems in the Southern Philippines Irrigation Sector Project with the System of Rice Intensification
1. Diversifying Rice-Based Farming Systems in the Southern Philippines Irrigation Sector Project with the System of Rice Intensification ( Paper for presentation in the World Rice Research Conference, Tokyo-Tsukuba, Japan, 4-7 November 2004) Felipe Rafols Jr., Allan Gayem, Ligaya Belarmino, Flor L. Magbanua, Rene Q. Nombre, Joel A. Basiao, Carlos S. Salazar, Edgar F. Tagarao, Elmer T. Nepa, Pacifico E. Calibayan, and Roger C. Lazaro (SPISP Stakeholders: Farmers, Staff and Consultant)
11. SRI Results in SPISP, Mindanao 1 st Trial 2 nd Trial N.A. 23,500 4.59 Random HyB72H Gibong ditto 6.50 25 x 25 InBIR64 ditto 38,482 7.50 35 x 35 ditto 6.80 45 x 45 ~45-73% 42,000 8.90 40 x 40 HyB72H Caraga Water Saved Net P/ha Income Yield tonsha -1 Spacing cm x cm Rice Variety Sub-Project Area
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14. TQPM (left) & SRI (Right) Booster effect obvious Lighter color start
15. SRI Results in SPISP-Visayas 1/2 ~ 38 % 6,443 2.70 Random PSBRC 18 Magballo ~ 68 % 6,641 2.83 35 x 17.5 Hernanie Communal ~ 68 % 7,521 3.04 35 x 35 Domingo Irrigation ~ 71% 15,972 4.30 35 x 35 J.E. Caldito System ~ 61 % 10,757 4.73 30 x 30 Anselma 2004 Dry Season 3 rd Attempt ~ 61 % 15,931 5.54 40 x 40 Colendres 7,592 2.66 Random InbredC64 Balicotoc 11,130 3.66 10 x 30 TQPM Rainfed but ~ 71 % 26,512 7.33 35 x 35 SRI Pump Assisted Water Saved Net P/ha Income Yield Tonsha -1 Spacing cm x cm Variety/ Cooperator Sub-Pro-ject Area 6.6 –16.0k 2.83-5.54 Range 2003 Wet Season 1 st Attempt
17. SRI Results in SPISP-Visayas 2/2 12.7 – 27.9 k 3.46 – 5.60 Range Jun – Oct ‘04 Dry Season 5th Attempt N.A. 13,369 4.92 25 x 25 J.E. Caldito Magballo 15,531 4.81 25 x 25 A. Collendres Communal 6,157 3.54 25 x 25 H. Domingo Irrigation 20,623 4.61 Average 11,686 4.24 Average N.A. 12,705 3.46 35 x 35 J. Tubola Magballo 21,286 4.76 35 x 35 R. Abelida Communal 27,878 5.60 30 x 30 A. Gilvero Irrigation Water Saved Net P/ha Income Yield Tons/Ha Spacing cm x cm Season/ Cooperator Sub-Project Area 6.1 –15.5 k 3.54 – 4.92 Range May – Jun ’04 Wet Season 4th Attempt
18. 1 st SRI Results Pilot Techno-Demo Farms at Balicotoc, the Visayas Schemes 1/2 Farmers Practice Random 1 Ha. 66.30 2.65 18,540 10,948 (1.69) 7,592 TQPM Techno- Demo 10 x 30 200 m ² 0.02 Ha. 91.50 3.66 27,450 16,320 (1.68) 11,130 10 x 40 200 m ² 0.02 Ha. 75.00 3.00 22,500 15,436 (1.46) 7,064 SRI Techno- Demo 25 x 25 35 x 35 45 x 45 133 m ² 0.013 Ha. 125.00 5.00 37,500 29,865 (1.26) 7,634 133 m ² 0.013 Ha. 183.33 7.33 54,999 28,487 (1.93) 26,512 133 m ² 0.013 Ha. 154.18 6.17 46,254 26,645 (1.74) 19,609 Profitability (*.**) = Gross Income/Expenses) Net Income Expenses PhP/Ha. Gross Income Production (Sacks: Tons ) Land Area Spacing cm x cm Practices
19. 2 nd SRI Results at Magballo CIS, the Visayas SPs 2004 2/2
21. Productivity & Profitability Comparative Analysis with SRI in Sri Lanka Namara, R. E, et.al. (2003) Prospects for Adopting System of Rice Intensification in Sri Lanka: A Socioeconomic Assessment. International Water Management Institute, Kandy, Sri Lanka,. Report No. 75 Profitability= Gross Income/GrossExpense
25. That is all Folks! Thank you for your patience.
26. Effective Rain vs Evapotranspiration Water Balances in the Major Islands of the Philippines and at SPISP’s Sub-Projects Obtained with FAO’s WATPOW & CLIMWAT Computer Program
27. Philippine Irrigation Statistics-2003 est. 2.00 ave. (100%) 3,130,000 Potentially Irrigable Hectare 3.70 ave. 100 ( 43%) 1,354,000 10,892 Total Irrigable 13 147,000 4,000 Pump Lift 104 36 490,000 6,700 Communal 137 51 690,000 192 National % Crop Intensity Tons/ha Yield Per Cent Of Total Area, ha. Served Number Counted Irrigation System
28. SRI Subproject(SP) Sites’ Statistics 197 806 738 772 Can-asujan SRIP, Cebu Island 181 872 458 737 Visayas: Magballo SP, NeOcc 200 380 4,786 2,583 Mindanao:Gibong RB, SP, Caraga Cropping Intensity % Diversified Crops Ha. Rice Crop Ha. Service Area Ha. Initial Pilot SRI Sites
29. Proportional Weirs with an Orifice to pass on Conveyance Loss and a Slit to avoid standing water collecting upstream Can-asujan SP Cebu, The Visayas Gibong RB Core SP, Mindanao Proportionate Share Maintain Uniform Water Levels Schistosomiasis Unfriendly
30. Comparative Mean Values of ET, P and Total Water Requirements (WR) Mao Zhi. (1996) Environmental impact of water saving irrigation for rice. In: M.Smith, L. S.Pereira, Eds, Irrigation scheduling: From theory to practice. Proc. of the ICID/FAO workshop on irrigation scheduling. 12-13 Sep. 1995; Rome (Italy). P141-146. 422 346 (67%) 67 Difference 858 169 689 Water Saving (SRI) 1,280 515 765 Conventional Flooding Totals WR, mm Percolation, P , mm E vapo T rans- piration, mm Irrigation technique