Temporal and Spatial Variation of Reference Crop Evapotranspiration and Contribution of Main Factors in the Middle Area of Shandong Province
HUAN Hai-jun，YANG Zai-qiang, LIU Yan, XIA Fu-hua
Chinese Journal of Agrometeorology . 2015, (06): 692 -698 .  DOI: 10.3969/j.issn.1000-6362.2015.06.005