College of Water Resources and Civil Engineering;
China Agriculture University;
Beijing 100083;
China;
Institute of Soil Fertilizer and Agricultural Water Saving;
Xinjiang Academy of Agricultural Sciences;
Urumqi 830091;
China;
Key Laboratory of Northwest Oasis Agricultural Environment;
Ministry of Agriculture of China;
Urumqi 830091;
China;
biochar; sandy; soil; water; holding; capacity; water; movement; drip; irrigation;