Bestari, A.V. et al. 2018. Physiological Responses of Soybean [Glycine max (L.) Merr.] Varieties Grobogan to Different Shade Levels. Biospecies. 11, 2 (Oct. 2018), 53–62. DOI:https://doi.org/10.22437/biospecies.v11i2.5715.