No person may erect any building in a riverbed or in flood land without the approval of the competent department concern未经有关主管部门批准，不得在河床、河滩内修建建筑物。
Investigation on Microbes Characteristics of Soil Contaminated by PCP in Flood Land of Typical Snail Fever Region——A Cas典型血吸虫病疫区河滩地五氯酚污染土壤微生物特征——以松滋老陈镇庙河为例