SRI practices significantly (p < 0.05) improved various yield components in all five rice varieties relative to the current transplanting system.

irrigation · yield · Oryza sativa (rice)Positive and negative results

905 papers in the same direction as this claim · 201 in the opposite direction · 64 reporting no difference from an alternative

1. positive
   SRI grain yield averaged 21% higher than traditional flooding in 2005.

   INFLUENCE OF THE SYSTEM OF RICE INTENSIFICATION ON RICE YIELD AND NITROGEN AND WATER USE EFFICIENCY WITH DIFFERENT N APPLICATION RATES · 2009 · compared with TF

   Same directionCited by this paper

2. positive
   At 20 cm spacing, SRI practice gave higher rice grain yield than continuous flooding (7.3 vs 2.5 t ha−1).

   The effects of repeated soil wetting and drying on lowland rice yield with system of Rice Intensification (SRI) methods · 2006 · compared with continuous flooding

   Same directionCited by this paper

3. positive
   In 2009, 1 DADPW irrigation raised grain yield by 12.8% versus 5 DADPW.

   IRRIGATION, SPACING AND CULTIVAR EFFECTS ON NET PHOTOSYNTHETIC RATE, DRY MATTER PARTITIONING AND PRODUCTIVITY OF RICE UNDER SYSTEM OF RICE INTENSIFICATION IN MOLLISOLS OF NORTHERN INDIA · 2013 · compared with 5 DADPW

   Same directionCites this paper

4. positive
   Long-duration rice produced 31.2% more grain yield under intensification than the conventional system at 25 cmx25 cm.

   Performance of rice varieties at different spacing grown by the system of rice intensification in eastern India. · 2009 · compared with conventional system

   Same directionCited by this paper

5. positive
   SRI produced taller plants and more dry matter, tillers and leaf area than direct seeding and transplanting.

   Impact of crop establishment techniques and weed management practices on Oryza sativa L. growth and yield · 2023 · compared with direct seeded rice (DSR) and transplanted O. sativa

   Same directionCites this paper

6. negative
   Overall alternate wetting and drying decreased rice yields by 5.4%.

   Rice yields and water use under alternate wetting and drying irrigation: A meta-analysis · 2017

   Opposite direction

7. negative
   Rondo grain yield declined in the order continuous flooding, saturated, aerobic.

   Soil Texture and Cultivar Effects on Rice (Oryza sativa, L.) Grain Yield, Yield Components and Water Productivity in Three Water Regimes · 2016

   Opposite direction

8. negative
   The authors found fertilizer and irrigation investment had limited effects on rice production.

   Moving toward rice self-sufficiency in sub-Saharan Africa by 2030: Lessons learned from 10 years of the Coalition for African Rice Development · 2021

   Opposite direction

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