References：

[1] Su, X. L., Song, Y., Niu, J. P., et al. Sensitivity and causes of variation of potential evapotranspiration in Jinghuiqu irrigated area [J]. Journal of Natural Resources, 2015, 30(01): 115-123
     [2] Li, D. C., Zhang, X., Chang, H. H., et al. Analysis of water requirement of reference crops in Yulin under the background of climate change [J]. Journal of Irrigation and Drainage, 2019, 38(05): 100-106.
     [3] Zeng, L. H., Song, K. S., Zhang, B., et al. Spatiotemporal variation of reference evapotranspiration in Northeast China in recent 60 years [J]. Advances in Water Science, 2010, 21(02): 194-200.
     [4] Makkink, G. F. Testing the Penman formula by means of lysimeters [J]. Journal of the Institution of Water and Environment Management, 1957, 11: 277-288.
     [5] Droogers, P., Allen, R. G. Estimating reference evapotranspiration under inaccurate data conditions [J]. Irrigation and Drainage Systems, 2002, 16(1): 33-45.
     [6] Irmak, S., Mutiibwa, D., Payero, J., et al. Modeling soybean canopy resistance from micrometeorological and plant variables for estimating evapotranspiration using one-step Penman–Monteith approach [J]. Journal of Hydrology, 2013, 507: 1-18.
     [7] Zhang, Q., Duan, A. W., Wang, G. S., et al. Research on medium and short term forecasting model of reference crop evapotranspiration based on weather forecast [J]. Transactions of the Chinese Society for Agricultural Machinery, 2015, 46(05): 107-114.
     [8] Cunha, A. C., Filho, L. R. A. G., Tanaka, A. A., et al. Influence of the estimated global solar radiation on the reference evapotranspiration obtained through the Penman-Monteith FAO 56 Method [J]. Agricultural Water Management, 2021: 243.
     [9] Yan, H. F., Yu, J. J., Wang, G. Q., et al. Comparison of two canopy resistance models to estimate evapotranspiration for tea and wheat in southeast China [J]. Agricultural Water Management, 2020.
     [10] Zhou, Y., Zhang, X., Xu, J. Variation of reference crop evapotranspiration and its sensitivity to meteorological factors in the eastern agricultural region of Qinghai Province [J]. Journal of Natural Resources, 2013, 28(05): 765-775.
     [11] GCdataPR Editorial Office. GCdataPR data sharing policy [OL]. https://doi.org/doi:10.3974/dp.policy.2014.05 (Updated 2017).
     [12] Allen, R. G., Pereira, L. S., Raes, D., et al. Crop evapotranspiration: Guidelines for computing crop water requirements. FAO, Rome.
     [13] Zheng, J., Ma, J., Wang, Y., et al. Temporal and spatial distribution characteristics of reference crop evapotranspiration in Gansu Province based on climate divisions [J]. Journal of Water Resources and Water Engineering, 2020, 31(01): 240-247.
     [14] Shen, J. Remote sensing identification and dynamic monitoring of crop planting information in Guanzhong Region [D]. Northwest A&F University, 2017.