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| CONTENTS | |||
| Ⅰ Introduction Ⅱ Seven Questions About the Lake Ⅲ Survey of Miyajima-numa Ⅳ Kinds of Migrating Waterfowl Ⅴ Lead Poisoning of Waterfowl |
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| CONTENTS | |||
| Ⅰ Introduction Ⅱ Seven Questions About the Lake Ⅲ Survey of Miyajima-numa Ⅳ Kinds of Migrating Waterfowl Ⅴ Lead Poisoning of Waterfowl |
