魚池養殖環境之改善研究，收集降雨並分析其水質，探討各種影響池水水質之因素，得以改善養殖池環境，以提高魚蝦類活存率與成長，促進養殖事業之發展。
For improving water quality of culture pond, collect precipitation. in the meantime,analyzing and investigating precipitation chemistry ,planton and nutriment of waterquality of fish pond are improvtant for reaching high survival and productivity.