Hien, L.T.T. and Truong, T.T. 2019. Effects of seeds treated with cobalt nanoparticles on germination, growth, yield and quality of soybean cultivar DT12. Academia Journal of Biology. 41, 2 (Jun. 2019). DOI:https://doi.org/10.15625/0866-7160/v41n2.13722.