J. - T.  Xu and Mu, C., ?The relation between growth of Gastrodia elata protocorms and fungi?, Acta Bot. Sin., vol. 32(1), pp. 26 - 31, 1990.

J.  Lan, Xu, J. R., and Li, J. S., ?Study on symbiotic relation between Gastrodia elata and Armillariella mellea by autoradiography?, Acta Bot. Sin., vol. 13 (3), pp. 219 - 222, 1994.

H.  Wang, Wang, Z., Zhang, F., Liu, J., and He, X., ?A cytological study on the nutrient-uptake mechanism of a saprophytic orchid Gastrodia elata?, Acta Bot. Sin., vol. 39, pp. 500 - 504, 1997.