About ATSUMI TAKASHI
About 三重県東京事務所
About 月刊養殖ビジネス
About bay
About habitat environment
About culture(fisheries)
About Pinctada martensii
About death
About oxygen deficiency
About dissolved oxygen
About red tide
About Ago Bay
About rearing environment
About 真珠養殖
About oxygen deficiency
About 有害プランクトン
About falling death
About Fisheries animals other than fishes
About Aquaculture in general
About 養殖技術
About 三重
About 真珠
About 養殖
About 貝
About 環境
About 配慮