References
- Albright, L. J., Masuda, K. V., Ennis, G. L. & Schreier, H., 1980: Microbial dynamics of two subarctic Canadian rivers. — Water Res. 14: 1353–1362.
- Geesey, G. G., Mutch, R., Costerton, J. W. & Green, R. A., 1978: Sessile bacteria: An important component of the microbial population in small mountain streams. — Limnol. Oceanogr. 23: 1214–1223.
- Haack, T. K. & McFeters, G. A., 1982: Nutritional relationships among microorganisms in an epilithic biofilm community. — Microb. Ecol. 8: 115–126.
- Morikawa, K., 1984: Seasonal fluctuation in the number of aerobic heterotrophic bacteria and its relation to environmental factors in the upstream area of the Tamagawa River. — Jap. J. Limnol. 45: 69–78. (in Japanese).
- Morikawa, K., 1988: Differences in plating efficiency of bacteria from river epilithon sampled from upper and lower surfaces of artificial substrata. — Microb. Ecol. 15: 217–228.
- Tezuka, Y., Watanabe, Y., Hayashi, H., Fukunaga, S. & Aizaki, M., 1974: Changes in the standing crop of sessile microbes caused by organic pollution of the Tamagawa River. — Jap. J. EcoL 24: 43–49.
- Yanai, H. & Takagi, H., 1986: Handbook of Multivariate Analysis. Gendai Sugaku Co., Tokyo.