Zheng, H., Li, B., Chen, G., & Wang, C. (2018). Improving utilization of nests and decreasing mislaid eggs with narrow width of group nests. International Journal of Agricultural and Biological Engineering, 11(1), 83–87. Retrieved from https://ijabe.migration.pkpps03.publicknowledgeproject.org/index.php/ijabe/article/view/3167