1. Zhang, C., Zhang, J., Zhang, H., Zhao, J., Wu, Q., Zhao, Z., & Cai, T. (2015). Mechanisms for the relationships between water-use efficiency and carbon isotope composition and specific leaf area of maize (Zea mays L.) under water stress.
Plant Growth Regulation,
77(2), 233-243.
https://doi.org/10.1007/s10725-015-0056-8
2. Esmaeilpour, A., Van Labeke, M. C., Samson, R., Boeckx, P., & Van Damme, P. (2016). Variation in biochemical characteristics, water status, stomata features, leaf carbon isotope composition and its relationship to water use efficiency in pistachio (Pistacia vera L.) cultivars under drought stress condition.
Scientia Horticulturae,
211, 158-166.
https://doi.org/10.1016/j.scienta.2016.08.026