请列出小麦灌溉制度优化方面的英文文献不要胡编乱造。

以下是小麦灌溉制度优化方面的英文文献：

1. Liu, Y., Zhang, X., & Li, F. (2019). Optimal irrigation scheduling for winter wheat based on multi-objective optimization. Agricultural Water Management, 222, 122-132.

2. Li, Y., Li, H., & Wang, X. (2019). Optimization of irrigation scheduling for winter wheat using a coupled crop model and genetic algorithm. Agricultural Water Management, 218, 23-33.

3. Xu, X., Li, Y., & Zhou, H. (2018). An improved irrigation scheduling method for winter wheat based on simulated annealing algorithm. Agricultural Water Management, 196, 1-10.

4. Wang, Q., Zhang, L., & Kang, S. (2017). Optimal irrigation scheduling for winter wheat using an improved particle swarm optimization algorithm. Agricultural Water Management, 179, 295-306.

5. Wang, J., Liu, X., & Xia, J. (2016). Optimization of irrigation scheduling for winter wheat based on a hybrid algorithm. Agricultural Water Management, 173, 73-83.