5 to 10 %
||Soybean Glycine max
||Rolletschek H, Borisjuk L, Koschorreck M, Wobus U, Weber H. Legume embryos develop in a hypoxic environment. J Exp Bot. 2002 May53(371):1099-107. p.1099 right column bottom paragraphPubMed ID11971921
||Shelp et al., Gaba shunt in developing soybean seeds is associated with hypoxia, Physiologia Plantarum Volume 94, Issue 2, pages 219–228, June 1995 DOI: 10.1111/j.1399-3054.1995.tb05304.x
||"From the decline in the adenylate energy charge during certain stages of seed development an O2 concentration of 5-10% was suggested for soybean seeds (primary source)."