Berntson, G.M. (1994). Modelling root architecture: are there tradeoffs between efficiency and potential of resource acquisition? New Phytologist, 127, 483-493.
Bengough, A.G., McKenzie, B.M., Hallett, P.D., & Valentine, T.A. (2011). Root elongation, water stress, and mechanical impedance: A review of limiting stresses and beneficial root tip traits. Journal of Experimental Botany, 62, 59-68.
Brück, H., Sattelmacher, B., & Payne, W.A. (2003). Varietal differences in shoot and rooting parameters of pearl millet on sandy soils in Niger. Plant and Soil, 251, 175-185.
Costa, C., Dwyer, L.M., Zhou, X., Dutilleul, P., Hamel, C., Reid, L.M., & Smith, D.L. (2002). Root morphology of contrasting maize genotypes. Agronomy Journal, 94, 96-101.
Ebrahimian, E., Seyyedi, S.M., Bybordi, A., & Damalas, C. A. (2019). Seed yield and oil quality of sunflower, safflower, and sesame under different levels of irrigation water availability. Agricultural Water Management, 218, 149-157
Fageria, N. K. (2004). Influence of dry matter and length of roots on growth of five field crops at varying soil zinc and copper levels. Journal of Plant Nutrition, 27, 1517-1523.
Fang, Y., Du, Y., Wang, J., Wu, A., Qiao, S., Xu, B., Zhang, S., Siddique, K.H.M., & Chen, Y. (2017). Moderate drought stress affected root growth and grain yield in old, modern and newly released cultivars of Winter Wheat. Frontiers in Plant Science, 8, 1-14.
Farre, L., & Faci, J. M. (2009). Deficit irrigation in maze for reducing agricultural water use in a mediterranean enviroment. Agricultural Water Management, 96, 383-394.
Figueroa-Bustos, V., Palta, J.A., Chen, Y., & Siddique, K.H.M. (2018). Characterization of Root and Shoot Traits in Wheat Cultivars with Putative Differences in Root System Size. Agronomy, 8, 109-123.
Fritschi, F.B., Roberts, B.A., Travis, R.L., Rains, D.W., & Hutmacher, R.B. (2003). Response of irrigated acala and pima cotton to nitrogen fertilizations: growth, dry matter partitioning, and yield. Agronomy Journal, 95, 133-146.
Ganapathy, S., Ganesh, S.K., Shanmugasundaram, P., & Chandra Babu, R. (2010). Studies on root traits for drought tolerance in rice (Oryza sativa L.) under controlled (PVC pipes) condition. Electronic Journal of Plant Breeding, 1(4), 1016-1020.
Gholamhoseini, M., Ghalavand, A., Khodaei-Joghan, A., Dolatabadian, A., Zakikhani, H., & Farmanbar, E. (2013). Zeolite-amended cattle manure effects on sunflower yield, seed quality, water use efficiency and nutrient leaching. Soil & Tillage Research, 126, 193-202.
Gregory, P.J. (2006). Plant Roots: Growth, activity and interaction with soils. Blackwell Publishing Ltd. UK.
Jongrungklang, N., Toomsan, B., Vorasoot, N., Jogloy, S., Boote, K.J., Hoogenboom, G., & Patanothai, A. (2012). Classification of root distribution patterns and their contributions to yield in peanut genotypes under midseason drought stress. Field Crops Research, 127, 181-190.
Jouyban, Z., & Moosavi, S.G. (2012). Seed yield and some yield components of sesame as affected by irrigation interval and different levels of n fertilization and superabsorbent. African Journal of Biotechnical, 11(49), 10944-48.
Kenan, U., Kill, F., Gencoglan, C., & Merdan, H. (2007). Effect of irrigation frequency and amount on water use efficiency and yield of sesame under field condition. Field Crops Research, 101, 249-254.
Khan, M.A., Gemenet, D.C., & Villordon, A. (2016). Root system architecture and abiotic stress tolerance: Current knowledge in root and tuber crops. Frontiers in Plant Science, 7, 1-13.
Lafitte, H.R., Champoux, M.C., McLaren, G.. & O’Toole, J.C. (2001). Rice root morphological traits are related to isozyme group and adaptation. Field Crops Research, 71, 57-70.
Lynch, J.P., & Wojciechowski, T. (2015). Opportunities and challenges in the subsoil: pathways to deeper rooted crops. Journal of Experimental Botany, 66, 2199-2210.
Narayanan, S., Mohan, A., Gill, K.S., & Vara Prasad, P.V. (2014). Variability of root traits in spring wheat germplasm. PLOS ONE, 9(6), 1-15.
Palta, J.A., & Yang, J. (2014). Crop root system behaviour and yield. Field Crops Research, 165, 1-4.
Palta, J.A., Chen, X., Milroy, S.P., Rebetzke, G.J., Dreccer, M.F., & Watt, M. (2011). Large root systems: Are they useful in adapting wheat to dry environments? Functional Plant Biology, 38, 347-354.
Pardo, A., Amato, M., & Chiaranda, F.Q. (2000). Relationships between soil structure, root distribution and water uptake of chickpea (Cicer arietinum L.). Plant growth and water distribution. European Journal of Agronomy, 13, 39-45.
Purushothaman, R., Krishnamurthy, L., Upadhyaya, H.D., Vadez, V., & Varshney, R.K. (2017). Root traits confer grain yield advantages under terminal drought in chickpea (Cicer arietinum L.). Field Crops Research, 201, 146-161.
Sponchiado, B.N., White, J.W., Castillo, J.A., & Jones, P.G. (1989). Root growth of four common bean cultivars in relation to drought tolerance in environments with contrasting soil types. Experimental Agriculture, 25, 249-257.
Strock, C.F., Burridge, J., Massas, A.S.F., Beaver, J., Beebe, S., Camilo, S.A., Fourie, D., Jochua, C., Miguel, M., Miklas P.N., Mndolwa E., Nchimbi-Msolla, S., Polania, J., Porch, T.G., Rosas, J.C., Trapp, J.J., & Lynch J.P. (2019). Seedling root architecture and its relationship with seed yield across diverse environments in Phaseolus vulgaris. Field Crops Research, 237, 53-64.
Uga, Y., Sugimoto, K., Ogawa, S., Rane, J., Ishitani, M., Hara, N., Kitomi, Y., Inukai, Y., Ono, K., Kanno, N., Inoue, H., Takehisa, H., Motoyama, R., Nagamura, Y., Wu, J., Matsumoto, T., Takai, T., Okuno, K., & Yano, M. (2013). Control of root system architecture by DEEPER ROOTING 1 increases rice yield under drought conditions. Nature Genetics, 45, 1097-1102
Vadez, V. (2014). Root hydraulic: The forgotten side of roots in drought adaptation. Field Crops Research, 165, 15-24.
Waines, J.G., & Ehdaie, B. (2005). Optimizing root characters and grain yield in wheat. Czech Journal of Genetics and Plant Breeding, 41, 1-5.
Wasaya, A., Zhang, X., Fang, Q., & Yan, Z. (2018). Root Phenotyping for Drought Tolerance: A Review. Agronomy, 8(11), 241-261.
Zhang, X., Chen, S., Sun, H., Wang, Y., & Shao, L. (2009). Root size, distribution and soil water depletion as affected by cultivars and environmental factors. Field Crops Research, 114, 75-83.