Irrigation water resources are limited in many regions
Research gap analysis derived from 3 agriculture papers in our local library.
The gap
Irrigation water resources are limited in many regions. Warming-dominated climate change reduces crop yields. The yield gap is not fully understood under limited irrigation.
Evidence profile
Sourced from the stated challenges and stated research gap and future-work section of the source papers, classified as general, spanning 3 journals.
Research trend
Established — well-defined area with open sub-problems.
Supporting evidence — 4 representative gaps
- Closing irrigation-limited maize yield gaps in China under climate change (2026) · npj Sustainable Agriculture · doi
Irrigation water resources are limited in many regions. Warming-dominated climate change reduces crop yields. The yield gap is not fully understood under limited irrigation.
generalstated challengesevidence 5/5Keywords: irrigation water resources limited many regions warming-dominated climate - Mathematical modelling of irrigation water requirements for rice farming in Central Thailand (2026) · Journal of Water and Land Development · doi
The study identifies a gap in understanding the relationship between irrigation water demand and production input costs in rice farming in Central Thailand. The study highlights the need for effective irrigation planning in the face of rapid climatic variability, rising production costs, and increasing competition for water resources.
generalstated research gapevidence 5/5Keywords: study identifies gap understanding relationship between irrigation water - Dampak Pembangunan Irigasi dalam Meningkatkan Pendapatan Petani Padi dalam Perspektif Ekonomi Islam (Studi Kasus Jorong Limo Suku Nagari Sungai Pua) (2026) · ARZUSIN · doi
Future research should investigate the impact of irrigation development on the income of rice farmers in other areas. Future research should provide a quantitative analysis of the impact of irrigation development on the income of rice farmers.
generalfuture-work sectionevidence 5/5Keywords: future research investigate impact irrigation development income rice - Mathematical modelling of irrigation water requirements for rice farming in Central Thailand (2026) · Journal of Water and Land Development · doi
Future studies should test whether similar cost-water links exist in other production and hydrological contexts. The study suggests that further research is needed to understand the relationship between irrigation water demand and production input costs in different regions and farming systems.
generalfuture-work sectionevidence 3/5Keywords: future studies test whether similar cost-water links exist
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