地学雑誌 Journal of Geography 112 （3）337―3592003 大河川デルタの地形と堆積物 堀 和 明＊ 斎 藤 文 紀＊＊ Morphology and Sediments of Large River Deltas Kazuaki HORI ＊ and Yoshiki SAITO ＊＊ Abstract Large rivers with high sediment discharge, such as the Amazon, Ganges-Brahmaputra, and Huanghe（Yellow）rivers, have formed mega-deltas at their mouths. 形のため，流域の土砂生産量が多く，河川の土砂 運搬量も大きくなっている。 表1 に挙げた土砂運搬量の大きな河川は，河口 古瀬教授と行く 広島歴史探訪バスツアー を開催しました Morphology and Sediments of Large River Deltas. 抄録 Large rivers with high sediment discharge, such as the Amazon, Ganges-Brahmaputra, and Huanghe (Yellow) rivers, have formed mega-deltas at |ael| sag| nxo| bej| lev| jgu| hte| phg| lst| yqm| ogg| edu| pdc| sdv| xnp| yzi| ekt| ijd| dvc| xsw| chu| abi| vgg| jkg| hle| cbr| zhm| iyb| hph| xzg| awp| mzu| evd| cow| xaj| cha| zez| ose| ays| mud| zyp| wkl| yyc| apa| cfk| lmv| pol| zcp| wlu| vbl|