Ru River
Ru River-
Analysis on Runoff Quantity of Ru River Drainage Area in Ningxia
宁夏茹河流域来水量分析
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Analysis of soil erosion in catchments of Sha River and Ru River
沙汝河流域土壤侵蚀状况动态变化分析
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The western area is hilly and the cultivated land is mainly distributed along the bank of Luo river and Ru River . In the Qing dynasty , planting of wheat expanded in this area while the paddy decreased .
豫西区以山地丘陵为主，耕地主要分布在伊洛河和汝河两岸，清代该区粮食作物以麦为主，水稻面积大减。
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It borders on the west of Xincai county and Linquan county , on the east of Runan county , on the south of Shangcai county and Xiangcheng county , on the north of Zhengyang county apart the Ru River .
它东与新蔡县、安徽省临泉县接壤，西与汝南县交界，北与上蔡县、周口项城市相邻，南隔汝河与正阳县相望。