AU: Y. YAMAMOTO. TI: Environmental factors that determine the occurrence and seasonal dynamics of Aphanizomenon flos-aquae SO: Journal of Limnology VL: 68 NO: 1 PG: 122-132 YR: 2009 DOI: 10.3274/JL09-68-1-12 US: http://dx.doi.org/10.3274/JL09-68-1-12