He, F., Hou, Y., Li, K., Wei, X., & Liu, Y. (2020). Investigation of a root zone heating system for greenhouse seedling and its effects on micro-environment. International Journal of Agricultural and Biological Engineering, 13(6), 47–52. Retrieved from https://ijabe.migration.pkpps03.publicknowledgeproject.org/index.php/ijabe/article/view/5905