shamaila zia, K. Spohrer, N. Merkt, D. Wenyong, H. Xiongkui, and J. M, “Non-invasive water status detection in grapevine (Vitis vinifera L.) by thermography”, Int J Agric & Biol Eng, vol. 2, no. 4, pp. 46–54, Jan. 2010.