There has been long history and wide extent for application of small border irrigation, but theoretical research, product development and technique popularization should be enhanced.
小畦灌的应用历史已久，也有较好的群众基础，但理论研究、产品研发、技术推广工作方兴未艾。
There has been long history and wide extent for application of small border irrigation, but theoretical research, product development and technique popularization should be enhanced.
小畦灌的应用历史已久，也有较好的群众基础，但理论研究、产品研发、技术推广工作方兴未艾。
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